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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-04-21 21:31:12 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-04-21 21:31:12 +0200 |
| commit | 255f41c59558a346d65a2012420a7573e36dc584 (patch) | |
| tree | a802e21e60c7e342ad72319853b64e214091b6a9 /fs/logfs/gc.c | |
| parent | Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sha... (diff) | |
| parent | [LogFS] Split large truncated into smaller chunks (diff) | |
| download | linux-255f41c59558a346d65a2012420a7573e36dc584.tar.xz linux-255f41c59558a346d65a2012420a7573e36dc584.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/joern/logfs
* git://git.kernel.org/pub/scm/linux/kernel/git/joern/logfs:
[LogFS] Split large truncated into smaller chunks
[LogFS] Set s_bdi
[LogFS] Prevent mempool_destroy NULL pointer dereference
[LogFS] Move assertion
[LogFS] Plug 8 byte information leak
[LogFS] Prevent memory corruption on large deletes
[LogFS] Remove unused method
Fix trivial conflict with added header includes in fs/logfs/super.c
Diffstat (limited to 'fs/logfs/gc.c')
| -rw-r--r-- | fs/logfs/gc.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/logfs/gc.c b/fs/logfs/gc.c index 84e36f52fe95..76c242fbe1b0 100644 --- a/fs/logfs/gc.c +++ b/fs/logfs/gc.c @@ -459,6 +459,14 @@ static void __logfs_gc_pass(struct super_block *sb, int target) struct logfs_block *block; int round, progress, last_progress = 0; + /* + * Doing too many changes to the segfile at once would result + * in a large number of aliases. Write the journal before + * things get out of hand. + */ + if (super->s_shadow_tree.no_shadowed_segments >= MAX_OBJ_ALIASES) + logfs_write_anchor(sb); + if (no_free_segments(sb) >= target && super->s_no_object_aliases < MAX_OBJ_ALIASES) return; |