diff options
| author | Hong Zhiguo <[email protected]> | 2013-11-20 10:35:05 -0700 |
|---|---|---|
| committer | Jens Axboe <[email protected]> | 2013-11-20 15:33:04 -0700 |
| commit | 2c575026fae6e63771bd2a4c1d407214a8096a89 (patch) | |
| tree | 4ab6ccbdf75b96229f176fc54e01580954e7a633 /lib/test-string_helpers.c | |
| parent | 82023bb7f75b0052f40d3e74169d191c3e4e6286 (diff) | |
Update of blkg_stat and blkg_rwstat may happen in bh context.
While u64_stats_fetch_retry is only preempt_disable on 32bit
UP system. This is not enough to avoid preemption by bh and
may read strange 64 bit value.
Signed-off-by: Hong Zhiguo <[email protected]>
Acked-by: Tejun Heo <[email protected]>
Cc: [email protected]
Signed-off-by: Jens Axboe <[email protected]>
Diffstat (limited to 'lib/test-string_helpers.c')
0 files changed, 0 insertions, 0 deletions