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| author | Song Liu <songliubraving@fb.com> | 2017-08-09 08:56:52 +0300 |
|---|---|---|
| committer | Shaohua Li <shli@fb.com> | 2017-08-25 20:21:46 +0300 |
| commit | a72cbf83b0cb2368568d4e78cf1687079aad4d25 (patch) | |
| tree | db55f2260db6cb8f0bff001767148adaddda81fb /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | 26e13043b7ea14c0b038f3f5a4af0d5cdda9e95f (diff) | |
| download | linux-a72cbf83b0cb2368568d4e78cf1687079aad4d25.tar.xz | |
md/r5cache: call mddev_lock/unlock() in r5c_journal_mode_show
In r5c_journal_mode_show(), it is necessary to call mddev_lock()
before accessing conf and conf->log. Otherwise, the conf->log
may change (and become NULL).
Signed-off-by: Song Liu <songliubraving@fb.com>
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Shaohua Li <shli@fb.com>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions