From: Brian King Date: Tue, 23 Jun 2009 22:14:01 +0000 (-0500) Subject: [SCSI] ibmvscsi: Fix module load hang X-Git-Tag: firefly_0821_release~13507^2~5 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=e08afeb7e69f45e4ab9fbb8530fe433484b96606;p=firefly-linux-kernel-4.4.55.git [SCSI] ibmvscsi: Fix module load hang Fixes a regression seen in the ibmvscsi driver when using the VSCSI server in SLES 9 and SLES 10. The VSCSI server in these releases has a bug in it in which it does not send responses to unknown MADs. Check the OS Type field in the adapter info response and do not send these unsupported commands when talking to an older server. Signed-off-by: Brian King Signed-off-by: James Bottomley --- diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c index 869a11bdccbd..9928704e235f 100644 --- a/drivers/scsi/ibmvscsi/ibmvscsi.c +++ b/drivers/scsi/ibmvscsi/ibmvscsi.c @@ -1095,9 +1095,14 @@ static void adapter_info_rsp(struct srp_event_struct *evt_struct) MAX_INDIRECT_BUFS); hostdata->host->sg_tablesize = MAX_INDIRECT_BUFS; } + + if (hostdata->madapter_info.os_type == 3) { + enable_fast_fail(hostdata); + return; + } } - enable_fast_fail(hostdata); + send_srp_login(hostdata); } /**