diff options
| author | Shaohua Li <[email protected]> | 2016-02-24 17:41:01 -0800 |
|---|---|---|
| committer | Shaohua Li <[email protected]> | 2016-02-26 09:44:57 -0800 |
| commit | 70d9798b95562abac005d4ba71d28820f9a201eb (patch) | |
| tree | 4ab92bc060a79faa8363f29462cea00cbbddcf36 /tools/perf/scripts/python | |
| parent | 399146b80ed6fb9f1ebe5a07234f00dff446d2b4 (diff) | |
MD: warn for potential deadlock
The personality thread shouldn't call mddev_suspend(). Because
mddev_suspend() will for all IO finish, but IO is handled in personality
thread, so this could cause deadlock. To trigger this early, add a
warning if mddev_suspend() is called from personality thread.
Suggested-by: NeilBrown <[email protected]>
Cc: Artur Paszkiewicz <[email protected]>
Signed-off-by: Shaohua Li <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions