bcache: add mutex lock for bch_is_open

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commit 789d21dbd9 upstream.

Since bch_is_open will iterate linked list bch_cache_sets and
uncached_devices, it needs bch_register_lock.

Signed-off-by: Jianjian Huo <samuel.huo@gmail.com>
Cc: Kamal Mostafa <kamal@canonical.com>
[ luis: backported to 3.16: adjusted context ]
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>

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Jianjian Huo 2014-07-13 09:08:59 -07:00 • committed by Luis Henriques

parent 393d7444b2

commit 9541db7a98

1 changed files with 2 additions and 0 deletions

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drivers/md/bcache/super.c

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