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| author | Theodore Ts'o <tytso@mit.edu> | 2008-06-04 04:31:11 +0200 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2008-06-04 04:31:11 +0200 |
| commit | 034772b068be62a79470d6c1b81b01fbe27793ac (patch) | |
| tree | 408b55ae9241d1dca1145e16ff781b5f0112dd35 /fs | |
| parent | ext4: Display the journal_async_commit mount option in /proc/mounts (diff) | |
| download | linux-034772b068be62a79470d6c1b81b01fbe27793ac.tar.xz linux-034772b068be62a79470d6c1b81b01fbe27793ac.zip | |
jbd2: Fix barrier fallback code to re-lock the buffer head
If the device doesn't support write barriers, the write is retried
without ordered mode. But the buffer head needs to be re-locked or
submit_bh will fail with on BUG(!buffer_locked(bh)).
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/jbd2/commit.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c index 4d99685fdce4..a2ed72f7ceee 100644 --- a/fs/jbd2/commit.c +++ b/fs/jbd2/commit.c @@ -168,6 +168,7 @@ static int journal_submit_commit_record(journal_t *journal, spin_unlock(&journal->j_state_lock); /* And try again, without the barrier */ + lock_buffer(bh); set_buffer_uptodate(bh); set_buffer_dirty(bh); ret = submit_bh(WRITE, bh); |