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author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-04-21 15:31:12 -0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-04-21 15:31:12 -0400 |
commit | 255f41c59558a346d65a2012420a7573e36dc584 (patch) | |
tree | a802e21e60c7e342ad72319853b64e214091b6a9 /fs/logfs/gc.c | |
parent | 9befb55ef51ad69dd67e279b0533d4cbc5e4c6c0 (diff) | |
parent | b6349ac89eacb813f6963f7263da05bc3f483351 (diff) |
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) | |||
459 | struct logfs_block *block; | 459 | struct logfs_block *block; |
460 | int round, progress, last_progress = 0; | 460 | int round, progress, last_progress = 0; |
461 | 461 | ||
462 | /* | ||
463 | * Doing too many changes to the segfile at once would result | ||
464 | * in a large number of aliases. Write the journal before | ||
465 | * things get out of hand. | ||
466 | */ | ||
467 | if (super->s_shadow_tree.no_shadowed_segments >= MAX_OBJ_ALIASES) | ||
468 | logfs_write_anchor(sb); | ||
469 | |||
462 | if (no_free_segments(sb) >= target && | 470 | if (no_free_segments(sb) >= target && |
463 | super->s_no_object_aliases < MAX_OBJ_ALIASES) | 471 | super->s_no_object_aliases < MAX_OBJ_ALIASES) |
464 | return; | 472 | return; |