From 98e036a356747cfaa225478b1e4875e190257b09 Mon Sep 17 00:00:00 2001 From: Jeremy Fitzhardinge Date: Thu, 18 Mar 2010 15:35:05 -0700 Subject: [PATCH] xen/blkback: add accessor for xenbus backend device Since backend_info is hidden away now. Signed-off-by: Jeremy Fitzhardinge --- drivers/xen/blkback/common.h | 2 ++ drivers/xen/blkback/vbd.c | 2 +- drivers/xen/blkback/xenbus.c | 5 +++++ 3 files changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/xen/blkback/common.h b/drivers/xen/blkback/common.h index cebcc2b7e9f6..0f91830f18c8 100644 --- a/drivers/xen/blkback/common.h +++ b/drivers/xen/blkback/common.h @@ -136,4 +136,6 @@ int blkif_schedule(void *arg); int blkback_barrier(struct xenbus_transaction xbt, struct backend_info *be, int state); +struct xenbus_device *blkback_xenbus(struct backend_info *be); + #endif /* __BLKIF__BACKEND__COMMON_H__ */ diff --git a/drivers/xen/blkback/vbd.c b/drivers/xen/blkback/vbd.c index 0635c54079f8..943ec2313522 100644 --- a/drivers/xen/blkback/vbd.c +++ b/drivers/xen/blkback/vbd.c @@ -123,7 +123,7 @@ void vbd_resize(blkif_t *blkif) struct vbd *vbd = &blkif->vbd; struct xenbus_transaction xbt; int err; - struct xenbus_device *dev = blkif->be->dev; + struct xenbus_device *dev = blkback_xenbus(blkif->be); unsigned long long new_size = vbd_size(vbd); printk(KERN_INFO "VBD Resize: new size %Lu\n", new_size); diff --git a/drivers/xen/blkback/xenbus.c b/drivers/xen/blkback/xenbus.c index 34f8e4046578..c31e5c40b45c 100644 --- a/drivers/xen/blkback/xenbus.c +++ b/drivers/xen/blkback/xenbus.c @@ -42,6 +42,11 @@ static int connect_ring(struct backend_info *); static void backend_changed(struct xenbus_watch *, const char **, unsigned int); +struct xenbus_device *blkback_xenbus(struct backend_info *be) +{ + return be->dev; +} + static int blkback_name(blkif_t *blkif, char *buf) { char *devpath, *devname; -- 2.34.1