torvalds/linux
3
0
Fork 0
mirror of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-04-13 17:59:04 +08:00
Code Issues Packages Projects Releases Wiki Activity

xen-blkfront: disable barrier/flush write support

Browse Source 
The driver doesn't handle empty flushes. Disable barrier/flush
write support until this is fixed up.

Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
This commit is contained in:
Jens Axboe
2010-10-22 10:58:33 +02:00
parent 4d15290437
commit 005a1d15f5
1 changed files with 7 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/block/xen-blkfront.c
View File

@@ -1067,8 +1067,15 @@ static void blkfront_connect(struct blkfront_info *info)
* If there are barriers, then we use flush.
*/
info->feature_flush = 0;
/*
* The driver doesn't properly handled empty flushes, so
* lets disable barrier support for now.
*/
#if 0
if (!err && barrier)
info->feature_flush = REQ_FLUSH;
#endif
err = xlvbd_alloc_gendisk(sectors, info, binfo, sector_size);
if (err) {