From 7b32d1044ae791a1e53a53023bf2668438d5301b Mon Sep 17 00:00:00 2001 From: Daniel Stodden Date: Fri, 30 Apr 2010 22:01:23 +0000 Subject: [PATCH] blkfront: Remove obsolete info->users This is just bd_openers, protected by the bd_mutex. Signed-off-by: Daniel Stodden Signed-off-by: Jeremy Fitzhardinge Signed-off-by: Jens Axboe --- drivers/block/xen-blkfront.c | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-) diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c index 9c5a25a462e..b01167b6207 100644 --- a/drivers/block/xen-blkfront.c +++ b/drivers/block/xen-blkfront.c @@ -96,12 +96,6 @@ struct blkfront_info unsigned long shadow_free; int feature_barrier; int is_ready; - - /** - * The number of people holding this device open. We won't allow a - * hot-unplug unless this is 0. - */ - int users; }; static DEFINE_SPINLOCK(blkif_io_lock); @@ -977,7 +971,7 @@ blkfront_closing(struct blkfront_info *info) mutex_lock(&bdev->bd_mutex); - if (info->users) { + if (bdev->bd_openers) { xenbus_dev_error(xbdev, -EBUSY, "Device in use; refusing to close"); xenbus_switch_state(xbdev, XenbusStateClosing); @@ -1126,7 +1120,7 @@ static int blkfront_remove(struct xenbus_device *xbdev) mutex_lock(&bdev->bd_mutex); info = disk->private_data; - if (info && !info->users) { + if (info && !bdev->bd_openers) { xlvbd_release_gendisk(info); disk->private_data = NULL; kfree(info); -- 2.11.4.GIT