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authorShaohua Li <shli@kernel.org>2013-04-28 18:26:38 +0800
committerNeilBrown <neilb@suse.de>2013-04-30 14:49:36 +1000
commit32f9f570d04461a41bdcd5c1d93b41ebc5ce182a (patch)
tree82fe7220a3d3ea346ad372f2c14bc590cf7ccb82 /arch/arm/mm/mm.h
parent486adf72ccc0c235754923d47a2270c5dcb0c98b (diff)
downloadlinux-32f9f570d04461a41bdcd5c1d93b41ebc5ce182a.tar.gz
MD: ignore discard request for hard disks of hybid raid1/raid10 array
In SSD/hard disk hybid storage, discard request should be ignored for hard disk. We used to be doing this way, but the unplug path forgets it. This is suitable for stable tree since v3.6. Cc: stable@vger.kernel.org Reported-and-tested-by: Markus <M4rkusXXL@web.de> Signed-off-by: Shaohua Li <shli@fusionio.com> Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'arch/arm/mm/mm.h')
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