firefly-linux-kernel-4.4.55.git
11 years agonet: pass info struct via netdevice notifier
Jiri Pirko [Tue, 28 May 2013 01:30:21 +0000 (01:30 +0000)]
net: pass info struct via netdevice notifier

So far, only net_device * could be passed along with netdevice notifier
event. This patch provides a possibility to pass custom structure
able to provide info that event listener needs to know.

Signed-off-by: Jiri Pirko <jiri@resnulli.us>
v2->v3: fix typo on simeth
shortened dev_getter
shortened notifier_info struct name
v1->v2: fix notifier_call parameter in call_netdevice_notifier()
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agobonding: remove ifenslave.c from kernel source
Cong Wang [Mon, 27 May 2013 15:49:16 +0000 (15:49 +0000)]
bonding: remove ifenslave.c from kernel source

As Stephen proposed:
Since bonding supports configuration via iproute (netlink) and sysfs, I think
it is time to purge the old ifenslave code out of Documentation/networking
and update the documentation.

Suggested-by: Stephen Hemminger <stephen@networkplumber.org>
Cc: Stephen Hemminger <stephen@networkplumber.org>
Cc: Jay Vosburgh <fubar@us.ibm.com>
Cc: "David S. Miller" <davem@davemloft.net>
Signed-off-by: Cong Wang <amwang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agodoc:networking: Fix typo in documentation/networking
Masanari Iida [Fri, 24 May 2013 07:05:59 +0000 (07:05 +0000)]
doc:networking: Fix typo in documentation/networking

Correct spelling typo

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agobonding: allow xmit hash policy change while bond dev is up
Nikolay Aleksandrov [Fri, 24 May 2013 00:59:47 +0000 (00:59 +0000)]
bonding: allow xmit hash policy change while bond dev is up

Since the xmit_hash_policy pointer is always valid and not dependent on
anything, we can change it while the bond device is up and running. The
only downside would be the out of order packets but that is a small price
to pay.

Signed-off-by: Nikolay Aleksandrov <nikolay@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agonet/phy: Use module_spi_driver in spi_ks8995.c
Sachin Kamat [Mon, 27 May 2013 01:51:39 +0000 (01:51 +0000)]
net/phy: Use module_spi_driver in spi_ks8995.c

module_spi_driver() removes some boilerplate and makes the code
simpler.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agonetpoll: remove return value from netpoll_rx_disable()
dingtianhong [Mon, 27 May 2013 19:53:31 +0000 (19:53 +0000)]
netpoll: remove return value from netpoll_rx_disable()

The netpoll_rx_disable() will always return 0, it is no use and looks wordy,
so remove the unnecessary code and get rid of it in _dev_open and _dev_close.

Signed-off-by: Ding Tianhong <dingtianhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agonet: micrel : ks8851-ml: add dt support
Jean-Christophe PLAGNIOL-VILLARD [Thu, 23 May 2013 23:01:22 +0000 (23:01 +0000)]
net: micrel : ks8851-ml: add dt support

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: netdev@vger.kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoMerge branch 'mpls_gso'
David S. Miller [Tue, 28 May 2013 05:51:06 +0000 (22:51 -0700)]
Merge branch 'mpls_gso'

Simon Horman says:

====================
In the case where a non-MPLS packet is received and an MPLS stack is
added it may well be the case that the original skb is GSO but the
NIC used for transmit does not support GSO of MPLS packets.

The aim of this short series is to provide GSO in software for MPLS packets
whose skbs are GSO.

Change since v4:

Update first patch of the series to use 16 bits for all *_headers
rather than just inner_*_headers

Simon Horman (2):
  net: Use 16bits for *_headers fields of struct skbuff
  MPLS: Add limited GSO support
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoMPLS: Add limited GSO support
Simon Horman [Thu, 23 May 2013 21:02:52 +0000 (21:02 +0000)]
MPLS: Add limited GSO support

In the case where a non-MPLS packet is received and an MPLS stack is
added it may well be the case that the original skb is GSO but the
NIC used for transmit does not support GSO of MPLS packets.

The aim of this code is to provide GSO in software for MPLS packets
whose skbs are GSO.

SKB Usage:

When an implementation adds an MPLS stack to a non-MPLS packet it should do
the following to skb metadata:

* Set skb->inner_protocol to the old non-MPLS ethertype of the packet.
  skb->inner_protocol is added by this patch.

* Set skb->protocol to the new MPLS ethertype of the packet.

* Set skb->network_header to correspond to the
  end of the L3 header, including the MPLS label stack.

I have posted a patch, "[PATCH v3.29] datapath: Add basic MPLS support to
kernel" which adds MPLS support to the kernel datapath of Open vSwtich.
That patch sets the above requirements in datapath/actions.c:push_mpls()
and was used to exercise this code.  The datapath patch is against the Open
vSwtich tree but it is intended that it be added to the Open vSwtich code
present in the mainline Linux kernel at some point.

Features:

I believe that the approach that I have taken is at least partially
consistent with the handling of other protocols.  Jesse, I understand that
you have some ideas here.  I am more than happy to change my implementation.

This patch adds dev->mpls_features which may be used by devices
to advertise features supported for MPLS packets.

A new NETIF_F_MPLS_GSO feature is added for devices which support
hardware MPLS GSO offload.  Currently no devices support this
and MPLS GSO always falls back to software.

Alternate Implementation:

One possible alternate implementation is to teach netif_skb_features()
and skb_network_protocol() about MPLS, in a similar way to their
understanding of VLANs. I believe this would avoid the need
for net/mpls/mpls_gso.c and in particular the calls to
__skb_push() and __skb_push() in mpls_gso_segment().

I have decided on the implementation in this patch as it should
not introduce any overhead in the case where mpls_gso is not compiled
into the kernel or inserted as a module.

MPLS GSO suggested by Jesse Gross.
Based in part on "v4 GRE: Add TCP segmentation offload for GRE"
by Pravin B Shelar.

Cc: Jesse Gross <jesse@nicira.com>
Cc: Pravin B Shelar <pshelar@nicira.com>
Signed-off-by: Simon Horman <horms@verge.net.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agonet: Use 16bits for *_headers fields of struct skbuff
Simon Horman [Thu, 23 May 2013 21:02:51 +0000 (21:02 +0000)]
net: Use 16bits for *_headers fields of struct skbuff

In order to mitigate ongoing incresase in the size of struct skbuff
use 16 bit integer offsets rather than pointers for inner_*_headers.

This appears to reduce the size of struct skbuff from 0xd0 to 0xc0
bytes on x86_64 with the following all unset.

CONFIG_XFRM
CONFIG_NF_CONNTRACK
CONFIG_NF_CONNTRACK_MODULE
NET_SKBUFF_NF_DEFRAG_NEEDED
CONFIG_BRIDGE_NETFILTER
CONFIG_NET_SCHED
CONFIG_IPV6_NDISC_NODETYPE
CONFIG_NET_DMA
CONFIG_NETWORK_SECMARK

Signed-off-by: Simon Horman <horms@verge.net.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agophy: bcm63xx: report Broadcom BCM63xx PHYs as internal
Florian Fainelli [Thu, 23 May 2013 01:11:13 +0000 (01:11 +0000)]
phy: bcm63xx: report Broadcom BCM63xx PHYs as internal

The Broadcom BCM63xx PHY driver is for the SoC internal PHYs, flag these
as internal PHY devices.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agophy: allow drivers to flag a PHY device as internal
Florian Fainelli [Thu, 23 May 2013 01:11:12 +0000 (01:11 +0000)]
phy: allow drivers to flag a PHY device as internal

libphy currently always reports a PHY as an external transceiver from
the ethtool output. This is inaccurate, because some drivers should be
able to tell that a PHY device is an internal transceiver of an Ethernet
MAC. Add a new flag (PHY_IS_INTERNAL) which can be set by PHY drivers
just like other flags, and a corresponding helper: phy_is_internal()
which can be used by networking drivers to query if a given
PHY device is internal.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agonet: ethtool: disambiguate XCVR_* meaning
Florian Fainelli [Thu, 23 May 2013 01:11:11 +0000 (01:11 +0000)]
net: ethtool: disambiguate XCVR_* meaning

Add a comment which explains the real meaning of XCVR_INTERNAL (PHY and
Ethernet MAC in the same package/die) and XCVR_EXTERNAL (PHY and
Ethernet MAC in a different package/die). Most if not all of the drivers
setting their transceiver type already do it the way the comment
describes it.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agonet: wan: remove unnecessary platform_set_drvdata()
Jingoo Han [Mon, 27 May 2013 19:08:17 +0000 (19:08 +0000)]
net: wan: remove unnecessary platform_set_drvdata()

The driver core clears the driver data to NULL after device_release
or on probe failure, since commit 0998d0631001288a5974afc0b2a5f568bcdecb4d
(device-core: Ensure drvdata = NULL when no driver is bound).
Thus, it is not needed to manually clear the device driver data to NULL.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agonet: wireless: remove unnecessary platform_set_drvdata()
Jingoo Han [Mon, 27 May 2013 19:07:11 +0000 (19:07 +0000)]
net: wireless: remove unnecessary platform_set_drvdata()

The driver core clears the driver data to NULL after device_release
or on probe failure, since commit 0998d0631001288a5974afc0b2a5f568bcdecb4d
(device-core: Ensure drvdata = NULL when no driver is bound).
Thus, it is not needed to manually clear the device driver data to NULL.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agonet: irda: remove unnecessary platform_set_drvdata()
Jingoo Han [Mon, 27 May 2013 19:03:49 +0000 (19:03 +0000)]
net: irda: remove unnecessary platform_set_drvdata()

The driver core clears the driver data to NULL after device_release
or on probe failure, since commit 0998d0631001288a5974afc0b2a5f568bcdecb4d
(device-core: Ensure drvdata = NULL when no driver is bound).
Thus, it is not needed to manually clear the device driver data to NULL.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agonet: ethernet: remove unnecessary platform_set_drvdata()
Jingoo Han [Mon, 27 May 2013 19:01:12 +0000 (19:01 +0000)]
net: ethernet: remove unnecessary platform_set_drvdata()

The driver core clears the driver data to NULL after device_release
or on probe failure, since commit 0998d0631001288a5974afc0b2a5f568bcdecb4d
(device-core: Ensure drvdata = NULL when no driver is bound).
Thus, it is not needed to manually clear the device driver data to NULL.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Roland Stigge <stigge@antcom.de>
Acked-by: Mugunthan V N <mugunthanvnm@ti.com>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Tested-by: Roland Stigge <stigge@antcom.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoMerge branch 'fec_regulator_suspend_resume'
David S. Miller [Tue, 28 May 2013 05:30:23 +0000 (22:30 -0700)]
Merge branch 'fec_regulator_suspend_resume'

Fabio Estevam says:

====================
This series provides support for controlling the PHY regulator in suspend/resume.

Fabio Estevam (5):
  fec: Place the phy regulator in the private structure
  fec: Invert the order of error path sequence
  fec: Disable the PHY regulator on error and removal
  fec: Remove irqs first
  fec: Handle the regulator in suspend/resume
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agofec: Handle the regulator in suspend/resume
Fabio Estevam [Mon, 27 May 2013 03:48:33 +0000 (03:48 +0000)]
fec: Handle the regulator in suspend/resume

In order to save power, let's disable the regulator in the suspend function and
enable it in resume.

Tested on a mx28evk board.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agofec: Remove irqs first
Fabio Estevam [Mon, 27 May 2013 03:48:32 +0000 (03:48 +0000)]
fec: Remove irqs first

During probe the clocks are enabled prior than the acquiring the interrupts.

In the remove function we need to do the opposite: first remove the interrupts
and then disable the clocks.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agofec: Disable the PHY regulator on error and removal
Fabio Estevam [Mon, 27 May 2013 03:48:31 +0000 (03:48 +0000)]
fec: Disable the PHY regulator on error and removal

In the case of error during probe, disable the PHY regulator.

Do the same in fec_drv_remove().

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agofec: Invert the order of error path sequence
Fabio Estevam [Mon, 27 May 2013 03:48:30 +0000 (03:48 +0000)]
fec: Invert the order of error path sequence

Currently when fec_enet_init fails it jumps to 'failed_init' error path, which
will attemp to free the interrupts.

This is wrong because at this point the interrupts have not even been acquired.

Swap failed_init/failed_irq to fix the error path.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agofec: Place the phy regulator in the private structure
Fabio Estevam [Mon, 27 May 2013 03:48:29 +0000 (03:48 +0000)]
fec: Place the phy regulator in the private structure

Instead of using a local reg_phy structure, let's put it inside the private
structure, so that we are able to have access to the regulator structure even
when we are outside fec_probe().

This is in preparation for controlling the FEC PHY regulator in the suspend and
resume functions.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agobe2net: Trim padded packets for Lancer
Somnath Kotur [Sun, 26 May 2013 21:09:06 +0000 (21:09 +0000)]
be2net: Trim padded packets for Lancer

For padded packets, Lancer computes incorrect checksum. The workaround is
to trim such packets. This workaround is mainly for IPv4 packets.

Signed-off-by: Kalesh AP <kalesh.purayil@emulex.com>
Signed-off-by: Somnath Kotur <somnath.kotur@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agobe2net: Pad skb to meet min Tx pkt size in lancer
Somnath Kotur [Sun, 26 May 2013 21:08:47 +0000 (21:08 +0000)]
be2net: Pad skb to meet min Tx pkt size in lancer

In Lancer, packets that are 32 bytes or less may cause a transmit stall.
The work-around is to pad such packets to a 36 byte length.

Signed-off-by: Kalesh AP <kalesh.purayil@emulex.com>
Signed-off-by: Somnath Kotur <somnath.kotur@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agobe2net: cleanup be_get_drvinfo()
Somnath Kotur [Sun, 26 May 2013 21:08:36 +0000 (21:08 +0000)]
be2net: cleanup be_get_drvinfo()

Removing the be_cmd_get_fw_ver() query from be_get_drvinfo() and invoking
the same from be_setup() and/or post firmware download.

Signed-off-by: Kalesh AP <kalesh.purayil@emulex.com>
Signed-off-by: Somnath Kotur <somnath.kotur@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agobnx2x: Change to D3hot only on removal
Yuval Mintz [Mon, 27 May 2013 04:08:31 +0000 (04:08 +0000)]
bnx2x: Change to D3hot only on removal

This changes the PCI power management scheme of the bnx2x driver to be similar
to those of most network drivers - the driver will now changes the power state
into D3hot whenever the driver will be removed, instead of whenever an
interface is unloaded.

This change enables the driver to access its eeprom via ethtool callbacks
even when interfaces are unloaded (such access requires the function to be
in D0active).

Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agobnx2x: Implement PCI shutdown
Yuval Mintz [Mon, 27 May 2013 04:08:30 +0000 (04:08 +0000)]
bnx2x: Implement PCI shutdown

Implement the PCI shutdown callback to support un-orderly shutdown, i.e.,
shutdowns in which the remove callback will not be called.

Due to the lack of this functionality, when an un-orderly shutdown occurred,
it was possible for wake-on-lan to remain disabled.

This is now fixed as the callback introduces the correct place in which
`system_state' can be queried and wake-on-lan be configured accordingly.

Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agobnx2x: Count number of possible FCoE interfaces
Dmitry Kravkov [Mon, 27 May 2013 04:08:29 +0000 (04:08 +0000)]
bnx2x: Count number of possible FCoE interfaces

Commit 0eb43b4bb081a1a22574daab9c05286a600dd7fe
"bnx2x, bnx2fc: Use per port max exchange resources" has changed the number
of available FCoE exchanges, even in scenarios when some of the functions has
no FCoE support; This needlessly degraded the available resources.

Remedy this by calculating the maximal number of functions that may actually
utilize said connection.

Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
CC: Bhanu Prakash Gollapudi <bprakash@broadcom.com>
Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agobnx2x: Ack unknown VF messages
Ariel Elior [Mon, 27 May 2013 04:08:28 +0000 (04:08 +0000)]
bnx2x: Ack unknown VF messages

A PF should ack the firmware when receiving unknown messages through the VF's
mailbox. This prevents the VF mailbox from being stuck in case of a VF sending
a message unknown to the PF (e.g. VF with more advanced version).

Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agobnx2x: Add and correct PCI link speed prints
Dmitry Kravkov [Mon, 27 May 2013 04:08:27 +0000 (04:08 +0000)]
bnx2x: Add and correct PCI link speed prints

This adds the print of the PCI gen3 link speed (8GHz), as well as correcting
the same print for 57712 boards (the print erroneously showed a 2.5GHz speed).

Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agobnx2x: Zero VFs starting MACs
Ariel Elior [Mon, 27 May 2013 04:08:26 +0000 (04:08 +0000)]
bnx2x: Zero VFs starting MACs

Hypervisor/Supervisor should set the VF's MAC prior to its load;
Using a randomly generated MAC as a default is a bad practice.

Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agotcp: Remove 2 indentation levels in tcp_rcv_state_process
Joe Perches [Fri, 24 May 2013 18:06:58 +0000 (18:06 +0000)]
tcp: Remove 2 indentation levels in tcp_rcv_state_process

case TCP_FIN_WAIT1 can also be simplified by reversing tests
and adding breaks;

Add braces after case and move automatic definitions.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agotcp: Remove another indentation level in tcp_rcv_state_process
Joe Perches [Fri, 24 May 2013 18:36:13 +0000 (18:36 +0000)]
tcp: Remove another indentation level in tcp_rcv_state_process

case TCP_SYN_RECV: can have another indentation level removed
by converting

if (acceptable) {
...;
} else {
return 1;
}

to
if (!acceptable)
return 1;
...;

Reflow code and comments to fit 80 columns.

Another pure cleanup patch.

Signed-off-by: Joe Perches <joe@perches.com>
Improved-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agotcp: remove one indentation level in tcp_rcv_state_process()
Eric Dumazet [Fri, 24 May 2013 15:03:54 +0000 (15:03 +0000)]
tcp: remove one indentation level in tcp_rcv_state_process()

Remove one level of indentation 'introduced' in commit
c3ae62af8e75 (tcp: should drop incoming frames without ACK flag set)

if (true) {
        ...
}

@acceptable variable is a boolean.

This patch is a pure cleanup.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Yuchung Cheng <ycheng@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agonet: add netnotifier event for upper device change
Jiri Pirko [Sat, 25 May 2013 04:12:10 +0000 (04:12 +0000)]
net: add netnotifier event for upper device change

Now when upper device is changed, event is not propagated via RT Netlink
to userspace. Userspace might never now about the change. Fix this by
adding upper-device-change notifier event.

Signed-off-by: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agonet: ethernet: use platform_{get,set}_drvdata()
Jingoo Han [Thu, 23 May 2013 00:52:31 +0000 (00:52 +0000)]
net: ethernet: use platform_{get,set}_drvdata()

Use the wrapper functions for getting and setting the driver data using
platform_device instead of using dev_{get,set}_drvdata() with &pdev->dev,
so we can directly pass a struct platform_device.

Also, unnecessary dev_set_drvdata() is removed, because the driver core
clears the driver data to NULL after device_release or on probe failure.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agonet: ipv6: Add IPv6 support to the ping socket.
Lorenzo Colitti [Wed, 22 May 2013 20:17:31 +0000 (20:17 +0000)]
net: ipv6: Add IPv6 support to the ping socket.

This adds the ability to send ICMPv6 echo requests without a
raw socket. The equivalent ability for ICMPv4 was added in
2011.

Instead of having separate code paths for IPv4 and IPv6, make
most of the code in net/ipv4/ping.c dual-stack and only add a
few IPv6-specific bits (like the protocol definition) to a new
net/ipv6/ping.c. Hopefully this will reduce divergence and/or
duplication of bugs in the future.

Caveats:

- Setting options via ancillary data (e.g., using IPV6_PKTINFO
  to specify the outgoing interface) is not yet supported.
- There are no separate security settings for IPv4 and IPv6;
  everything is controlled by /proc/net/ipv4/ping_group_range.
- The proc interface does not yet display IPv6 ping sockets
  properly.

Tested with a patched copy of ping6 and using raw socket calls.
Compiles and works with all of CONFIG_IPV6={n,m,y}.

Signed-off-by: Lorenzo Colitti <lorenzo@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoMerge branch 'qlcnic'
David S. Miller [Sat, 25 May 2013 06:05:11 +0000 (23:05 -0700)]
Merge branch 'qlcnic'

Shahed Shaikh says:

====================
This patch series includes following changes:
* Support for spoof check configuration per VF using
  iproute2 tool.
* Set HW mask for 8300 adapter in INT-x mode to stop generating
  interrupts.
* Updated IRQ name for 8200 and 8300 Series adapter as per
  format used by other multiqueue drivers.
* Remove qlcnic_config_npars module parameter.
* Initialize trans_work and idc_aen_work at VF probe.
* Convert netsted if-else into switch-case statement.
* Change in diagnostics routine.
* Modify reset recovery path in diag mode by providing diagnostics
  routines enough time to unwind before proceeding with reset recovery.
* Implement GET_LED_STATUS command for 82xx adapter and refactor
  qlcnic_store_beacon() to split 8200 and 8300 specific calls.
* Some cleanup and log enhancements
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoqlcnic: Update version to 5.2.43
Shahed Shaikh [Thu, 23 May 2013 21:04:36 +0000 (21:04 +0000)]
qlcnic: Update version to 5.2.43

Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoqlcnic: Enhance virtual NIC logging
Manish Chopra [Thu, 23 May 2013 21:04:35 +0000 (21:04 +0000)]
qlcnic: Enhance virtual NIC logging

Signed-off-by: Manish Chopra <manish.chopra@qlogic.com>
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoqlcnic: qlcnic_get_board_name() function cleanup
Manish Chopra [Thu, 23 May 2013 21:04:34 +0000 (21:04 +0000)]
qlcnic: qlcnic_get_board_name() function cleanup

Signed-off-by: Manish Chopra <manish.chopra@qlogic.com>
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoqlcnic: Implement GET_LED_STATUS command for 82xx adapter.
Himanshu Madhani [Thu, 23 May 2013 21:04:33 +0000 (21:04 +0000)]
qlcnic: Implement GET_LED_STATUS command for 82xx adapter.

o GET_LED_STATUS command will be used by driver to get
  current beacon state from 82xx adapter.
o Refactored qlcnic_store_beacon() to split 8200 and 8300
  specific calls.

Signed-off-by: Himanshu Madhani <himanshu.madhani@qlogic.com>
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoqlcnic: modify reset recovery path in diag mode
Sony Chacko [Thu, 23 May 2013 21:04:32 +0000 (21:04 +0000)]
qlcnic: modify reset recovery path in diag mode

Provide diagnostics routines enough time to unwind before
proceeding with reset recovery.

Signed-off-by: Sony Chacko <sony.chacko@qlogic.com>
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoqlcnic: diagnostics routine changes
Sony Chacko [Thu, 23 May 2013 21:04:31 +0000 (21:04 +0000)]
qlcnic: diagnostics routine changes

Test and set diagnostics mode bit before starting
diagnostics tests. Stop diagnostics tests if adapter is resetting.

Signed-off-by: Sony Chacko <sony.chacko@qlogic.com>
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoqlcnic: Convert nested if-else to switch-case
Jitendra Kalsaria [Thu, 23 May 2013 21:04:30 +0000 (21:04 +0000)]
qlcnic: Convert nested if-else to switch-case

Signed-off-by: Jitendra Kalsaria <jitendra.kalsaria@qlogic.com>
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoqlcnic: Initialize trans_work and idc_aen_work at VF probe.
Sucheta Chakraborty [Thu, 23 May 2013 21:04:29 +0000 (21:04 +0000)]
qlcnic: Initialize trans_work and idc_aen_work at VF probe.

o work_struct should be initialized before cancel_delayed_work
  call to destroy it.

Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@qlogic.com>
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoqlcnic: Remove qlcnic_config_npars module parameter
Shahed Shaikh [Thu, 23 May 2013 21:04:28 +0000 (21:04 +0000)]
qlcnic: Remove qlcnic_config_npars module parameter

  qlcnic_config_npars module parameter is used to configure NPAR
  operational modes where NPAR function is used for PCI passthrough.
  Removing this paramter as PCI passthrough is not supported for
  NPAR functions.

Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoqlcnic: Update IRQ name for 8200 and 8300 Series adapter.
Himanshu Madhani [Thu, 23 May 2013 21:04:27 +0000 (21:04 +0000)]
qlcnic: Update IRQ name for 8200 and 8300 Series adapter.

o Updated IRQ name for 8200 and 8300 Series adapter as per
  format used by other multiqueue drivers.

Signed-off-by: Himanshu Madhani <himanshu.madhani@qlogic.com>
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoqlcnic: Disable INT-x interrupt for 83xx on driver unload
Himanshu Madhani [Thu, 23 May 2013 21:04:26 +0000 (21:04 +0000)]
qlcnic: Disable INT-x interrupt for 83xx on driver unload

o Set HW mask for 8300 Series adapter, in INT-x mode, to
  stop generating interrupt during driver unload.

Signed-off-by: Himanshu Madhani <himanshu.madhani@qlogic.com>
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoqlcnic: Support spoof check config.
Rajesh Borundia [Thu, 23 May 2013 21:04:25 +0000 (21:04 +0000)]
qlcnic: Support spoof check config.

o Add support for spoof check configuration per VF using
  iproute2 tool.

Signed-off-by: Rajesh Borundia <rajesh.borundia@qlogic.com>
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agotg3: Remove unnecessary lock around tg3_flag_set
Nithin Sujir [Thu, 23 May 2013 11:11:27 +0000 (11:11 +0000)]
tg3: Remove unnecessary lock around tg3_flag_set

The spinlock was needed when flags used to be a u32 and set/cleared
using bit operations. Now that we use the atomic set_bit, this lock
isn't needed.

Signed-off-by: Nithin Nayak Sujir <nsujir@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agotg3: Fix misplaced empty line
Nithin Sujir [Thu, 23 May 2013 11:11:26 +0000 (11:11 +0000)]
tg3: Fix misplaced empty line

Signed-off-by: Nithin Nayak Sujir <nsujir@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agotg3: Use descriptive label names in tg3_start
Nithin Sujir [Thu, 23 May 2013 11:11:25 +0000 (11:11 +0000)]
tg3: Use descriptive label names in tg3_start

Signed-off-by: Nithin Nayak Sujir <nsujir@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agotg3: Make tg3_rings_reset() more concise
Nithin Sujir [Thu, 23 May 2013 11:11:24 +0000 (11:11 +0000)]
tg3: Make tg3_rings_reset() more concise

Simplify the rings reset function and increase readability by moving the
control block disable code into separate functions.

Signed-off-by: Nithin Nayak Sujir <nsujir@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agotg3: Simplify ring control block setup
Nithin Sujir [Thu, 23 May 2013 11:11:23 +0000 (11:11 +0000)]
tg3: Simplify ring control block setup

The current code calls tg3_set_bdinfo() separately on napi0, followed by
a loop that does napi1+. Simplify it by setting bdinfo in the loop for
all napi contexts.

Signed-off-by: Nithin Nayak Sujir <nsujir@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agotg3: Split APE driver state change out of boot reset signature update
Nithin Sujir [Thu, 23 May 2013 11:11:22 +0000 (11:11 +0000)]
tg3: Split APE driver state change out of boot reset signature update

Unlike the boot signature that needs to be set before every reset, the
ape state only needs to be updated to tell the firmware that the driver
is now taking/releasing control of the hardware. Move the calls to
tg3_ape_driver_state_change() to better, more appropriate places.

Also, the firmware does not distinguish between SUSPEND and START states
anymore. Remove the SUSPEND case in the switch.

Signed-off-by: Nithin Nayak Sujir <nsujir@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoMerge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
David S. Miller [Fri, 24 May 2013 23:48:28 +0000 (16:48 -0700)]
Merge git://git./linux/kernel/git/davem/net

Merge net into net-next because some upcoming net-next changes
build on top of bug fixes that went into net.

Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoMerge git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-3.0-fixes
Linus Torvalds [Fri, 24 May 2013 15:58:53 +0000 (08:58 -0700)]
Merge git://git./linux/kernel/git/steve/gfs2-3.0-fixes

Pull gfs2 fixes from Steven Whitehouse:
 "This time there are just four fixes.  There are a couple of minor
  updates to the quota code, a fix for KConfig to ensure that only valid
  combinations including GFS2 can be built, and a fix for a typo
  affecting end i/o processing when writing the journal.

  Also, there is a temporary fix for a performance regression relating
  to block reservations and directories.  A longer fix will be applied
  in due course, but this deals with the most immediate problem for now"

* git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-3.0-fixes:
  GFS2: Fix typo in gfs2_log_end_write loop
  GFS2: fix DLM depends to fix build errors
  GFS2: Use single-block reservations for directories
  GFS2: two minor quota fixups

11 years agoMerge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
Linus Torvalds [Fri, 24 May 2013 15:57:38 +0000 (08:57 -0700)]
Merge branch 'merge' of git://git./linux/kernel/git/benh/powerpc

Pull powerpc fixes from Benjamin Herrenschmidt:
 "Some more P8 related bits, a bunch of fixes for our P7+/P8 HW crypto
  drivers, some added workarounds for those radeons that don't do proper
  64-bit MSIs and a couple of other trivialities by myself."

* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc:
  powerpc/pseries: Make 32-bit MSI quirk work on systems lacking firmware support
  powerpc/powernv: Build a zImage.epapr
  powerpc: Make radeon 32-bit MSI quirk work on powernv
  powerpc: Context switch more PMU related SPRs
  powerpc/powernv: Fix condition for when to invalidate the TCE cache
  powerpc/pci: Fix bogus message at boot about empty memory resources
  powerpc: Fix TLB cleanup at boot on POWER8
  drivers/crypto/nx: Fixes for multiple races and issues

11 years agoMerge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Linus Torvalds [Fri, 24 May 2013 15:27:32 +0000 (08:27 -0700)]
Merge git://git./linux/kernel/git/davem/net

Pull networking fixes from David Miller:
 "It's been a while since my last pull request so quite a few fixes have
  piled up."

Indeed.

 1) Fix nf_{log,queue} compilation with PROC_FS disabled, from Pablo
    Neira Ayuso.

 2) Fix data corruption on some tg3 chips with TSO enabled, from Michael
    Chan.

 3) Fix double insertion of VLAN tags in be2net driver, from Sarveshwar
    Bandi.

 4) Don't have TCP's MD5 support pass > PAGE_SIZE page offsets in
    scatter-gather entries into the crypto layer, the crypto layer can't
    handle that.  From Eric Dumazet.

 5) Fix lockdep splat in 802.1Q MRP code, also from Eric Dumazet.

 6) Fix OOPS in netfilter log module when called from conntrack, from
    Hans Schillstrom.

 7) FEC driver needs to use netif_tx_{lock,unlock}_bh() rather than the
    non-BH disabling variants.  From Fabio Estevam.

 8) TCP GSO can generate out-of-order packets, fix from Eric Dumazet.

 9) vxlan driver doesn't update 'used' field of fdb entries when it
    should, from Sridhar Samudrala.

10) ipv6 should use kzalloc() to allocate inet6 socket cork options,
    otherwise we can OOPS in ip6_cork_release().  From Eric Dumazet.

11) Fix races in bonding set mode, from Nikolay Aleksandrov.

12) Fix checksum generation regression added by "r8169: fix 8168evl
    frame padding.", from Francois Romieu.

13) ip_gre can look at stale SKB data pointer, fix from Eric Dumazet.

14) Fix checksum handling when GSO is enabled in bnx2x driver with
    certain chips, from Yuval Mintz.

15) Fix double free in batman-adv, from Martin Hundebøll.

16) Fix device startup synchronization with firmware in tg3 driver, from
    Nithin Sujit.

17) perf networking dropmonitor doesn't work at all due to mixed up
    trace parameter ordering, from Ben Hutchings.

18) Fix proportional rate reduction handling in tcp_ack(), from Nandita
    Dukkipati.

19) IPSEC layer doesn't return an error when a valid state is detected,
    causing an OOPS.  Fix from Timo Teräs.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (85 commits)
  be2net: bug fix on returning an invalid nic descriptor
  tcp: xps: fix reordering issues
  net: Revert unused variable changes.
  xfrm: properly handle invalid states as an error
  virtio_net: enable napi for all possible queues during open
  tcp: bug fix in proportional rate reduction.
  net: ethernet: sun: drop unused variable
  net: ethernet: korina: drop unused variable
  net: ethernet: apple: drop unused variable
  qmi_wwan: Added support for Cinterion's PLxx WWAN Interface
  perf: net_dropmonitor: Remove progress indicator
  perf: net_dropmonitor: Use bisection in symbol lookup
  perf: net_dropmonitor: Do not assume ordering of dictionaries
  perf: net_dropmonitor: Fix symbol-relative addresses
  perf: net_dropmonitor: Fix trace parameter order
  net: fec: use a more proper compatible string for MVF type device
  qlcnic: Fix updating netdev->features
  qlcnic: remove netdev->trans_start updates within the driver
  qlcnic: Return proper error codes from probe failure paths
  tg3: Update version to 3.132
  ...

11 years agoGFS2: Fix typo in gfs2_log_end_write loop
Steven Whitehouse [Tue, 21 May 2013 11:49:07 +0000 (12:49 +0100)]
GFS2: Fix typo in gfs2_log_end_write loop

There was a missing _all in this loop iterator

Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
11 years agoGFS2: fix DLM depends to fix build errors
Randy Dunlap [Tue, 14 May 2013 17:02:48 +0000 (10:02 -0700)]
GFS2: fix DLM depends to fix build errors

Fix build errors by correcting DLM dependencies in GFS2.
Build errors happen when CONFIG_GFS2_FS_LOCKING_DLM=y and CONFIG_DLM=m:

fs/built-in.o: In function `gfs2_lock':
file.c:(.text+0xc7abd): undefined reference to `dlm_posix_get'
file.c:(.text+0xc7ad0): undefined reference to `dlm_posix_unlock'
file.c:(.text+0xc7ad9): undefined reference to `dlm_posix_lock'
fs/built-in.o: In function `gdlm_unmount':
lock_dlm.c:(.text+0xd6e5b): undefined reference to `dlm_release_lockspace'
fs/built-in.o: In function `sync_unlock':
lock_dlm.c:(.text+0xd6e9e): undefined reference to `dlm_unlock'
fs/built-in.o: In function `sync_lock':
lock_dlm.c:(.text+0xd6fb6): undefined reference to `dlm_lock'
fs/built-in.o: In function `gdlm_put_lock':
lock_dlm.c:(.text+0xd7238): undefined reference to `dlm_unlock'
fs/built-in.o: In function `gdlm_mount':
lock_dlm.c:(.text+0xd753e): undefined reference to `dlm_new_lockspace'
lock_dlm.c:(.text+0xd79d3): undefined reference to `dlm_release_lockspace'
fs/built-in.o: In function `gdlm_lock':
lock_dlm.c:(.text+0xd8179): undefined reference to `dlm_lock'
fs/built-in.o: In function `gdlm_cancel':
lock_dlm.c:(.text+0xd6b22): undefined reference to `dlm_unlock'

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
11 years agoGFS2: Use single-block reservations for directories
Bob Peterson [Tue, 14 May 2013 17:04:29 +0000 (13:04 -0400)]
GFS2: Use single-block reservations for directories

This patch changes the multi-block allocation code, such that
directory inodes only get a single block reserved in the bitmap.
That way, the bitmaps are more tightly packed together, and there
are fewer spans of free blocks for in-use block reservations.
This means it takes less time to find a free span of blocks in the
bitmap, which speeds things up. This increases the performance of
some workloads by almost 2X. In Nate's mockup.py script (which does
(1) create dir, (2) create dir in dir, (3) create file in that dir)
the test executes in 23 steps rather than 43 steps, a 47%
performance improvement.

Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
11 years agoGFS2: two minor quota fixups
Bob Peterson [Fri, 10 May 2013 15:59:18 +0000 (11:59 -0400)]
GFS2: two minor quota fixups

This patch fixes two regression problems that Abhi found in the
GFS2 quota code.

Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
11 years agopowerpc/pseries: Make 32-bit MSI quirk work on systems lacking firmware support
Brian King [Wed, 22 May 2013 11:07:46 +0000 (11:07 +0000)]
powerpc/pseries: Make 32-bit MSI quirk work on systems lacking firmware support

Recent commit e61133dda480062d221f09e4fc18f66763f8ecd0 added support
for a new firmware feature to force an adapter to use 32 bit MSIs.
However, this firmware is not available for all systems. The hack below
allows devices needing 32 bit MSIs to work on these systems as well.
It is careful to only enable this on Gen2 slots, which should limit
this to configurations where this hack is needed and tested to work.

[Small change to factor out the hack into a separate function -- BenH]

Signed-off-by: Brian King <brking@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
11 years agopowerpc/powernv: Build a zImage.epapr
Benjamin Herrenschmidt [Tue, 21 May 2013 23:00:22 +0000 (23:00 +0000)]
powerpc/powernv: Build a zImage.epapr

The zImage.epapr wrapper allows to use zImages when booting via a flat
device-tree which can be used on powernv.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
11 years agopowerpc: Make radeon 32-bit MSI quirk work on powernv
Benjamin Herrenschmidt [Tue, 21 May 2013 22:58:21 +0000 (22:58 +0000)]
powerpc: Make radeon 32-bit MSI quirk work on powernv

This moves the quirk itself to pci_64.c as to get built on all ppc64
platforms (the only ones with a pci_dn), factors the two implementations
of get_pdn() into a single pci_get_dn() and use the quirk to do 32-bit
MSIs on IODA based powernv platforms.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
11 years agopowerpc: Context switch more PMU related SPRs
Michael Ellerman [Tue, 21 May 2013 16:31:12 +0000 (16:31 +0000)]
powerpc: Context switch more PMU related SPRs

In commit 9353374 "Context switch the new EBB SPRs" we added support for
context switching some new EBB SPRs. However despite four of us signing
off on that patch we missed some. To be fair these are not actually new
SPRs, but they are now potentially user accessible so need to be context
switched.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
11 years agopowerpc/powernv: Fix condition for when to invalidate the TCE cache
Benjamin Herrenschmidt [Mon, 20 May 2013 17:25:15 +0000 (17:25 +0000)]
powerpc/powernv: Fix condition for when to invalidate the TCE cache

We use two flags, one to indicate an invalidation is needed after
creating a new entry and one to indicate an invalidation is needed
after removing an entry. However we were testing the wrong flag
in the remove case.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
11 years agopowerpc/pci: Fix bogus message at boot about empty memory resources
Benjamin Herrenschmidt [Mon, 20 May 2013 17:24:39 +0000 (17:24 +0000)]
powerpc/pci: Fix bogus message at boot about empty memory resources

The message is only meant to be displayed if resource 0 is empty,
but was displayed if any is.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
11 years agopowerpc: Fix TLB cleanup at boot on POWER8
Benjamin Herrenschmidt [Mon, 20 May 2013 17:23:22 +0000 (17:23 +0000)]
powerpc: Fix TLB cleanup at boot on POWER8

The TLB has 512 congruence classes (2048 entries 4 way set associative)
while P7 had 128

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
11 years agodrivers/crypto/nx: Fixes for multiple races and issues
Kent Yoder [Fri, 12 Apr 2013 17:13:59 +0000 (17:13 +0000)]
drivers/crypto/nx: Fixes for multiple races and issues

Fixes a race on driver init with registering algorithms where the
driver status flag wasn't being set before self testing started.

  Added the cra_alignmask field for CBC and ECB modes.

  Fixed a bug in GCM where AES block size was being used instead of
authsize.

  Removed use of blkcipher_walk routines for scatterlist processing.
Corner cases in the code prevent us from processing an entire
scatterlist at a time and walking the buffers in block sized chunks
turns out to be unecessary anyway.

  Fixed off-by-one error in saving off extra data in the sha code.

  Fixed accounting error for number of bytes processed in the sha code.

Signed-off-by: Kent Yoder <key@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
11 years agobe2net: refactor HW workarounds in be_xmit()
Sathya Perla [Wed, 22 May 2013 23:04:55 +0000 (23:04 +0000)]
be2net: refactor HW workarounds in be_xmit()

Refactor all TX HW workarounds into a separate routine called
be_xmit_workarounds().

Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agobe2net: bug fix on returning an invalid nic descriptor
Wei Yang [Wed, 22 May 2013 15:58:22 +0000 (15:58 +0000)]
be2net: bug fix on returning an invalid nic descriptor

In function be_get_nic_desc(), it will go through the descriptor array
returned from f/w. By comparing the desc_type field, it determines whether
there is a nic descriptor in the array or not. In the case of no nic
descriptor, this function should return NULL.

The code may return an invalide descriptor, when there is no nic descriptor
in the array and the desc_count is less than MAX_RESOURCE_DESC. In this case,
even there is no nic descriptor, it will still return the lase descriptor
since the i doesn't equal to MAX_RESOURCE_DESC.

This patch fix this issue by returning the descriptor when find it and return
NULL for other cases.

Signed-off-by: Wei Yang <weiyang@linux.vnet.ibm.com>
Reviewed-by: Gavin Shan <shangw@linux.vnet.ibm.com>
Reviewed-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Acked-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agorps: document flow limit in scaling.txt
Willem de Bruijn [Wed, 22 May 2013 07:54:40 +0000 (07:54 +0000)]
rps: document flow limit in scaling.txt

Explain the mechanism and API of the recently merged
rps flow limit patch.

Signed-off-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agobridge: Set vlan_features to allow offloads on vlans.
Vlad Yasevich [Wed, 22 May 2013 07:49:34 +0000 (07:49 +0000)]
bridge: Set vlan_features to allow offloads on vlans.

When vlan device is configured on top of the brige, it does
not support any offload capabilities because the bridge
device does not initiliaze vlan_fatures.  Set vlan_fatures to
be equivalent to hw_fatures.

Signed-off-by: Vlad Yasevich <vyasevic@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoMerge branch 'bnx2x'
David S. Miller [Fri, 24 May 2013 01:54:17 +0000 (18:54 -0700)]
Merge branch 'bnx2x'

Yuval Mintz says:

====================
This series contain several small enhancements - chief among those are
the implementation of ethtool's private flags callback to share information
about the storage offload capabilities of its network interfaces,
and the prevention of a link flap when booting from storage area networks.

Changes from V1:
  - Patch 1, removed trailing whitespaces from private flag strings.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agobnx2x: Enable `set_phys_id' for all functions
Yaniv Rosner [Wed, 22 May 2013 21:21:52 +0000 (21:21 +0000)]
bnx2x: Enable `set_phys_id' for all functions

In Multi-function mode, all functions should be able to utilize said function;
There's no reason why only the link owner should be able to do so.

Signed-off-by: Yaniv Rosner <yanivr@broadcom.com>
Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agobnx2x: Wait for MCP validity during AER
Yuval Mintz [Wed, 22 May 2013 21:21:51 +0000 (21:21 +0000)]
bnx2x: Wait for MCP validity during AER

During PCIe advanced error recovery, the secondary bus reset will cause FW
to reset; This will cause the shared memory between it and the driver to be
invalidated.

During the driver's recovery flow, the driver should not make any assumption
on the validity of that memory and instead re-initialize it.

This also removes a redundant re-initialization of a previously
initialized mutex.

Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agobnx2x: Link-flap avoidance in switch dependent mode
Dmitry Kravkov [Wed, 22 May 2013 21:21:50 +0000 (21:21 +0000)]
bnx2x: Link-flap avoidance in switch dependent mode

As part of the previous unload flow, probed devices will reset the chip
in order to clean the remains of the UNDI driver.
As a result, it's possible for the FW to toggle the link.

This toggling can prove fatal, as long periods without link can cause the
filesystem mount to fail as the storage protocol timeouts. This has been
observed against particular switches with long link re-establishment time.

This patch informs FW during the reset period that the link should not
be toggled - the FW will keep it alive until some interface will load and claim
the link as its own.

Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agobnx2x: Add Private Flags Support
Yuval Mintz [Wed, 22 May 2013 21:21:49 +0000 (21:21 +0000)]
bnx2x: Add Private Flags Support

Utilize ethtool's callback `get_priv_flags' - shed more light on the
feasibility of devices as storage interfaces.

CC: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Acked-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoMerge branch 'xen_split_event_channels'
David S. Miller [Fri, 24 May 2013 01:40:46 +0000 (18:40 -0700)]
Merge branch 'xen_split_event_channels'

Wei Liu says:

====================
This series adds a new feature called split event channels.

In the original implementation, only one event channel is setup between
frontend and backend. This is not ideal as TX notification interferes with RX
notification. Using dedicated event channels for TX and RX solves this issue.

Changes since V2:
* feature_split_event_channels -> separate_tx_rx_irq
* make separate_tx_rx_irq bool
* document this feature in header file
* don't report fatal if writing feature to xenstore fails
* frontend will fall back to single event channel if new feature setup fails

Changes since V1:
* change subject lines of commits to be more specific
* add parameter feature_split_event_channels for xen-netback
* remove two dev_info
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoxen: netif.h: document feature-split-event-channels
Wei Liu [Wed, 22 May 2013 06:34:47 +0000 (06:34 +0000)]
xen: netif.h: document feature-split-event-channels

This patch synchronises documentation for feature-split-event-channels from
Xen canonical header file.

Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoxen-netfront: split event channels support for Xen frontend driver
Wei Liu [Wed, 22 May 2013 06:34:46 +0000 (06:34 +0000)]
xen-netfront: split event channels support for Xen frontend driver

This patch adds a new feature called feature-split-event-channels for
netfront, enabling it to handle TX and RX events separately.

If netback does not support this feature, it falls back to use single event
channel.

If netfront fails to setup split event channels, it will try falling back to
single event channel.

Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Reviewed-by: David Vrabel <david.vrabel@citrix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoxen-netback: split event channels support for Xen backend driver
Wei Liu [Wed, 22 May 2013 06:34:45 +0000 (06:34 +0000)]
xen-netback: split event channels support for Xen backend driver

Netback and netfront only use one event channel to do TX / RX notification,
which may cause unnecessary wake-up of processing routines. This patch adds a
new feature called feature-split-event-channels to netback, enabling it to
handle TX and RX events separately.

Netback will use tx_irq to notify guest for TX completion, rx_irq for RX
notification.

If frontend doesn't support this feature, tx_irq equals to rx_irq.

Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agotcp: xps: fix reordering issues
Eric Dumazet [Thu, 23 May 2013 07:44:20 +0000 (07:44 +0000)]
tcp: xps: fix reordering issues

commit 3853b5841c01a ("xps: Improvements in TX queue selection")
introduced ooo_okay flag, but the condition to set it is slightly wrong.

In our traces, we have seen ACK packets being received out of order,
and RST packets sent in response.

We should test if we have any packets still in host queue.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Tom Herbert <therbert@google.com>
Cc: Yuchung Cheng <ycheng@google.com>
Cc: Neal Cardwell <ncardwell@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoMerge tag 'gpio-fixes-v3.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linus...
Linus Torvalds [Fri, 24 May 2013 01:24:10 +0000 (18:24 -0700)]
Merge tag 'gpio-fixes-v3.10-1' of git://git./linux/kernel/git/linusw/linux-gpio

Pull GPIO fixes from Linus Walleij:
 - An OMAP fix that makes ethernet work again.
 - Fix for build problem when building the MCP23S08 driver as module.
 - IRQ conflicts in the Langwell driver.
 - Fix IRQ coherency issues in the MXS driver.
 - Return correct errorcode on errorpath when removing GPIO chips.

* tag 'gpio-fixes-v3.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio:
  gpio: Don't override the error code in probe error handling
  gpio: mxs: Use set and clear capabilities of the gpio controller
  gpio-langwell: fix irq conflicts when DT is not used
  gpio: mcp23s08: Fix build error when CONFIG_SPI_MASTER=y && CONFIG_I2C=m
  gpio/omap: ensure gpio context is initialised

11 years agoMerge tag 'pci-v3.10-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaa...
Linus Torvalds [Thu, 23 May 2013 20:50:53 +0000 (13:50 -0700)]
Merge tag 'pci-v3.10-fixes-2' of git://git./linux/kernel/git/helgaas/pci

Pull PCI updates from Bjorn Helgaas:
 "Here are some more fixes for v3.10.  The Moorestown update broke Intel
  Medfield devices, so I reverted it.  The acpiphp change fixes a
  regression: we broke hotplug notifications to host bridges when we
  split acpiphp into the host-bridge related part and the
  endpoint-related part.

  Moorestown
      Revert "x86/pci/mrst: Use configuration mechanism 1 for 00:00.0, 00:02.0, 00:03.0"
  Hotplug
      PCI: acpiphp: Re-enumerate devices when host bridge receives Bus Check"

* tag 'pci-v3.10-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci:
  Revert "x86/pci/mrst: Use configuration mechanism 1 for 00:00.0, 00:02.0, 00:03.0"
  PCI: acpiphp: Re-enumerate devices when host bridge receives Bus Check

11 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Linus Torvalds [Thu, 23 May 2013 20:50:03 +0000 (13:50 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/dtor/input

Pull input updates from Dmitry Torokhov:
 "A few fixups to Wacom and eGalax touchscreen driver"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
  Input: wacom - add an eraser to DTH2242/DTK2241
  Input: wacom - add a few new styli for Cintiq series
  Input: wacom - add three new display tablets
  Input: egalax_ts - ABS_MT_POSITION_Y not reported well

11 years agonet: Revert unused variable changes.
David S. Miller [Thu, 23 May 2013 19:15:32 +0000 (12:15 -0700)]
net: Revert unused variable changes.

This reverts commits:

c573972c111eb4c6b3f3250ad71e7c75cc799833
1a5904342c7380ceddd61c0b37544d752d0b1433
da2e2c214953f37c2a6be20226537ca5a329724c

They were meant for net-next not net.

Signed-off-by: David S. Miller <davem@davemloft.net>
11 years agoMerge tag 'tty-3.10-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
Linus Torvalds [Thu, 23 May 2013 16:28:34 +0000 (09:28 -0700)]
Merge tag 'tty-3.10-rc2' of git://git./linux/kernel/git/gregkh/tty

Pull tty/serial fixes from Greg Kroah-Hartman:
 "Here are some tty / serial driver fixes for 3.10-rc2.

  Nothing huge, although the rocket driver fix looks large, it's just
  moving the code around to fix the reported build issues in it.  Other
  than that, this has the fix for the of-reported lockdep warning from
  the vt layer, as well as some other needed bugfixes.

  All of these have been in linux-next for a while"

* tag 'tty-3.10-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty:
  tty: mxser: Fix build warning introduced by dfc7b837c7f9 (Re: linux-next: build warning after merge of the tty.current tree)
  tty: mxser: fix usage of opmode_ioaddr
  serial: 8250_dw: add ACPI ID for Intel BayTrail
  TTY: Fix tty miss restart after we turn off flow-control
  tty/vt: Fix vc_deallocate() lock order
  TTY: ehv_bytechan: add missing platform_driver_unregister() when module exit
  TTY: rocket, fix more no-PCI warnings
  serial: mcf: missing uart_unregister_driver() on error in mcf_init()
  tty: serial: mpc5xxx: fix error handing in mpc52xx_uart_init()
  serial: samsung: add missing platform_driver_unregister() when module exit
  serial: pl011: protect attribute read from NULL platform data struct
  tty: nwpserial: Pass correct pointer to free_irq()
  serial: 8250_dw: Add valid clk pointer check

11 years agoMerge tag 'staging-3.10-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh...
Linus Torvalds [Thu, 23 May 2013 16:27:49 +0000 (09:27 -0700)]
Merge tag 'staging-3.10-rc2' of git://git./linux/kernel/git/gregkh/staging

Pull staging driver fixes from Greg Kroah-Hartman:
 "Here are some staging tree driver fixes for 3.10-rc2

  The drivers/iio/ changes are here as they are still tied into
  drivers/staging/iio/.

  Nothing major, just a number of small bugfixes, and a larger
  documentation update for the ramster code."

* tag 'staging-3.10-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (28 commits)
  staging: dwc2: remove compile warning for USB_DWC2_TRACK_MISSED_SOFS
  iio: exynos_adc: fix wrong structure extration in suspend and resume
  iio:common:st: added disable function after read info raw data
  iio: dac: Fix build error when CONFIG_SPI_MASTER=y && CONFIG_I2C=m
  staging:iio:light:tsl2x7x: fix the error handling in tsl2x7x_probe()
  staging/iio/mxs-lradc: fix preenable for multiple buffers
  staging: imx-drm: imx-tve: Check the return value of 'regulator_enable()'
  staging: video: imx: Select VIDEOMODE_HELPERS for parallel display
  staging: ramster: add how-to document
  staging: dwc2: Fix dma-enabled platform devices using a default dma_mask
  staging: vt6656: [bug] Fix missing spin lock in iwctl_siwpower.
  staging: Swap zram and zsmalloc in Kconfig
  staging: android: logger: use kuid_t instead of uid_t
  staging: zcache: Fix incorrect module_param_array types
  staging/solo6x10: depend on CONFIG_FONTS
  staging/drm: imx: add missing dependencies
  staging: ste_rmi4: Suppress 'ignoring return value of ‘regulator_enable()' warning
  staging: sep: fix driver build and kconfig
  staging: nvec: cleanup childs on remove
  staging: nvec: implement unregistering of notifiers
  ...

11 years agoMerge tag 'driver-core-3.10-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git...
Linus Torvalds [Thu, 23 May 2013 16:27:08 +0000 (09:27 -0700)]
Merge tag 'driver-core-3.10-rc2' of git://git./linux/kernel/git/gregkh/driver-core

Pull driver core fixes from Greg Kroah-Hartman:
 "Here are 3 tiny driver core fixes for 3.10-rc2.

  A needed symbol export, a change to make it easier to track down
  offending sysfs files with incorrect attributes, and a klist bugfix.

  All have been in linux-next for a while"

* tag 'driver-core-3.10-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core:
  klist: del waiter from klist_remove_waiters before wakeup waitting process
  driver core: print sysfs attribute name when warning about bogus permissions
  driver core: export subsys_virtual_register

11 years agoMerge tag 'char-misc-3.10-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregk...
Linus Torvalds [Thu, 23 May 2013 16:26:32 +0000 (09:26 -0700)]
Merge tag 'char-misc-3.10-rc2' of git://git./linux/kernel/git/gregkh/char-misc

Pull char/misc driver fixes from Greg Kroah-Hartman:
 "Here are some small char/misc driver fixes for 3.10-rc2.

  Nothing major here, just a number of fixes for things that people have
  reported, and a MAINTAINERS update for the recent changes for the
  hyperv files that went into 3.10-rc1."

* tag 'char-misc-3.10-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc:
  ttyprintk: Fix NULL pointer deref by setting tty_port ops after initializing port
  uio: UIO_DMEM_GENIRQ should depend on HAS_DMA
  MAINTAINERS: update Hyper-V file list
  mei: bus: Reset event_cb when disabling a device
  Drivers: hv: Fix a bug in get_vp_index()
  mei: fix out of array access to me clients array
  Char: lp, protect LPGETSTATUS with port_mutex
  dummy-irq: require the user to specify an IRQ number

11 years agoMerge tag 'usb-3.10-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Linus Torvalds [Thu, 23 May 2013 16:23:32 +0000 (09:23 -0700)]
Merge tag 'usb-3.10-rc2' of git://git./linux/kernel/git/gregkh/usb

Pull USB fixes from Greg Kroah-Hartman:
 "Here are a number of tiny USB bugfixes / new device ids for 3.10-rc2

  The majority of these are USB gadget fixes, but they are all small.
  Other than that, some USB host controller fixes, and USB serial driver
  fixes for problems reported with them.

  Also hopefully a fixed up USB_OTG Kconfig dependancy, that one seems
  to be almost impossible to get right for all of the different
  platforms these days."

* tag 'usb-3.10-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (56 commits)
  USB: cxacru: potential underflow in cxacru_cm_get_array()
  USB: ftdi_sio: Add support for Newport CONEX motor drivers
  USB: option: add device IDs for Dell 5804 (Novatel E371) WWAN card
  usb: ohci: fix goto wrong tag in err case
  usb: isp1760-if: fix memleak when platform_get_resource fail
  usb: ehci-s5p: fix memleak when fallback to pdata
  USB: serial: clean up chars_in_buffer
  USB: ti_usb_3410_5052: fix chars_in_buffer overhead
  USB: io_ti: fix chars_in_buffer overhead
  USB: ftdi_sio: fix chars_in_buffer overhead
  USB: ftdi_sio: clean up get_modem_status
  USB: serial: add generic wait_until_sent implementation
  USB: serial: add wait_until_sent operation
  USB: set device dma_mask without reference to global data
  USB: Blacklisted Cinterion's PLxx WWAN Interface
  usb: option: Add Telewell TW-LTE 4G
  USB: EHCI: remove bogus #error
  USB: reset resume quirk needed by a hub
  USB: usb-stor: realtek_cr: Fix compile error
  usb, chipidea: fix link error when USB_EHCI_HCD is a module
  ...

11 years agoMerge git://git.kernel.org/pub/scm/virt/kvm/kvm
Linus Torvalds [Thu, 23 May 2013 16:18:08 +0000 (09:18 -0700)]
Merge git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull kvm bugfixes from Gleb Natapov.

* git://git.kernel.org/pub/scm/virt/kvm/kvm:
  KVM/MIPS32: Wrap calls to gfn_to_pfn() with srcu_read_lock/unlock()
  KVM/MIPS32: Move include/asm/kvm.h => include/uapi/asm/kvm.h since it is a user visible API.
  KVM: take over co-maintainership from Marcelo, fix MAINTAINERS entry

11 years agolib: make iovec obj instead of lib
Randy Dunlap [Thu, 23 May 2013 05:46:09 +0000 (22:46 -0700)]
lib: make iovec obj instead of lib

Fix build error io vmw_vmci.ko when CONFIG_VMWARE_VMCI=m by chaning
iovec.o from lib-y to obj-y.

  ERROR: "memcpy_toiovec" [drivers/misc/vmw_vmci/vmw_vmci.ko] undefined!
  ERROR: "memcpy_fromiovec" [drivers/misc/vmw_vmci/vmw_vmci.ko] undefined!

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
11 years agoInput: wacom - add an eraser to DTH2242/DTK2241
Ping Cheng [Wed, 15 May 2013 06:34:53 +0000 (23:34 -0700)]
Input: wacom - add an eraser to DTH2242/DTK2241

plus send begin and end of express keys events for
Cintiq 13HD and DTH2242/DTK2241

Signed-off-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
11 years agoxfrm: properly handle invalid states as an error
Timo Teräs [Wed, 22 May 2013 01:40:47 +0000 (01:40 +0000)]
xfrm: properly handle invalid states as an error

The error exit path needs err explicitly set. Otherwise it
returns success and the only caller, xfrm_output_resume(),
would oops in skb_dst(skb)->ops derefence as skb_dst(skb) is
NULL.

Bug introduced in commit bb65a9cb (xfrm: removes a superfluous
check and add a statistic).

Signed-off-by: Timo Teräs <timo.teras@iki.fi>
Cc: Li RongQing <roy.qing.li@gmail.com>
Cc: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: David S. Miller <davem@davemloft.net>