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| author | Yongqiang Yang <xiaoqiangnk@gmail.com> | 2012-02-20 23:53:02 +0100 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2012-02-20 23:53:02 +0100 |
| commit | 0c2022eccb01630c037f2024531e9ff1afbe1564 (patch) | |
| tree | 704d54db298e64a84fd60330fd7985d27117d98c /fs/jbd2/journal.c | |
| parent | ext4: expand commit callback and (diff) | |
| download | linux-0c2022eccb01630c037f2024531e9ff1afbe1564.tar.xz linux-0c2022eccb01630c037f2024531e9ff1afbe1564.zip | |
jbd2: allocate transaction from separate slab cache
There is normally only a handful of these active at any one time, but
putting them in a separate slab cache makes debugging memory
corruption problems easier. Manish Katiyar also wanted this make it
easier to test memory failure scenarios in the jbd2 layer.
Cc: Manish Katiyar <mkatiyar@gmail.com>
Signed-off-by: Yongqiang Yang <xiaoqiangnk@gmail.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/jbd2/journal.c')
| -rw-r--r-- | fs/jbd2/journal.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c index 93a595c69616..aa8f5986f8da 100644 --- a/fs/jbd2/journal.c +++ b/fs/jbd2/journal.c @@ -2361,6 +2361,8 @@ static int __init journal_init_caches(void) ret = journal_init_jbd2_journal_head_cache(); if (ret == 0) ret = journal_init_handle_cache(); + if (ret == 0) + ret = jbd2_journal_init_transaction_cache(); return ret; } @@ -2369,6 +2371,7 @@ static void jbd2_journal_destroy_caches(void) jbd2_journal_destroy_revoke_caches(); jbd2_journal_destroy_jbd2_journal_head_cache(); jbd2_journal_destroy_handle_cache(); + jbd2_journal_destroy_transaction_cache(); jbd2_journal_destroy_slabs(); } |