diff options
author | Alasdair G Kergon <agk@redhat.com> | 2005-07-07 20:59:34 -0400 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-07-07 21:24:11 -0400 |
commit | d88854f08961d26f3a63cfae7972188d26a128e4 (patch) | |
tree | 60a7319d8c79898325baaab17b655acaf2ec8040 /drivers/md/dm-log.h | |
parent | 374a6cf281771b23e263efd31fdc896924394dba (diff) |
[PATCH] device-mapper: dm-raid1: Limit bios to size of mirror region
Set the target's split_io field when building a dm-mirror device so
incoming bios won't span the mirror's internal regions. Without this,
regions can be accessed while not holding correct locks and data corruption
is possible.
Reported-By: "Zhao Qian" <zhaoqian@aaastor.com>
From: Kevin Corry <kevcorry@us.ibm.com>
Signed-Off-By: Alasdair G Kergon <agk@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/md/dm-log.h')
0 files changed, 0 insertions, 0 deletions