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Shaohua Li authored
SCSI layer will add new payload for discard request. If two bios are merged to one, the second bio has bi_vcnt 1 which is set in raid5. This will confuse SCSI and cause oops. Suitable for backport to 3.7+ Cc: stable@vger.kernel.org (v3.7+) Reported-by:
Jes Sorensen <Jes.Sorensen@redhat.com> Signed-off-by:
Shaohua Li <shli@fusionio.com> Signed-off-by:
NeilBrown <neilb@suse.de> Acked-by:
Martin K. Petersen <martin.petersen@oracle.com>
37c61ff3