Commit 005a1d15 authored by Jens Axboe's avatar Jens Axboe

xen-blkfront: disable barrier/flush write support

The driver doesn't handle empty flushes. Disable barrier/flush
write support until this is fixed up.
Signed-off-by: default avatarJens Axboe <jaxboe@fusionio.com>
parent 4d152904
......@@ -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) {
......
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