]> git.baikalelectronics.ru Git - kernel.git/commit
MD: ignore discard request for hard disks of hybid raid1/raid10 array
authorShaohua Li <shli@kernel.org>
Sun, 28 Apr 2013 10:26:38 +0000 (18:26 +0800)
committerNeilBrown <neilb@suse.de>
Tue, 30 Apr 2013 04:49:36 +0000 (14:49 +1000)
commitba4fb193311ef0bde0784fc207bdb8e0423b4df2
tree82fe7220a3d3ea346ad372f2c14bc590cf7ccb82
parent50c642d10c54155dcf1346a13d24ff9fc9050100
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>
drivers/md/raid1.c
drivers/md/raid10.c