diff options
| author | Ingo Molnar <mingo@kernel.org> | 2012-04-14 13:18:27 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2012-04-14 13:19:04 +0200 |
| commit | 6ac1ef482d7ae0c690f1640bf6eb818ff9a2d91e (patch) | |
| tree | 021cc9f6b477146fcebe6f3be4752abfa2ba18a9 /include/linux/journal-head.h | |
| parent | 682968e0c425c60f0dde37977e5beb2b12ddc4cc (diff) | |
| parent | a385ec4f11bdcf81af094c03e2444ee9b7fad2e5 (diff) | |
Merge branch 'perf/core' into perf/uprobes
Merge in latest upstream (and the latest perf development tree),
to prepare for tooling changes, and also to pick up v3.4 MM
changes that the uprobes code needs to take care of.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/journal-head.h')
| -rw-r--r-- | include/linux/journal-head.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/journal-head.h b/include/linux/journal-head.h index 423cb6d78ee..c18b46f8aee 100644 --- a/include/linux/journal-head.h +++ b/include/linux/journal-head.h @@ -66,6 +66,8 @@ struct journal_head { * transaction (if there is one). Only applies to buffers on a * transaction's data or metadata journaling list. * [j_list_lock] [jbd_lock_bh_state()] + * Either of these locks is enough for reading, both are needed for + * changes. */ transaction_t *b_transaction; |