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| author | Joern Engel <joern@logfs.org> | 2010-03-29 21:13:28 +0200 |
|---|---|---|
| committer | Joern Engel <joern@logfs.org> | 2010-03-29 21:13:28 +0200 |
| commit | 0943846ae05603efd98550f2d475e9c98191bde8 (patch) | |
| tree | 100452ab5f253b4137347669208bd1228a2f94d0 /fs | |
| parent | 723b2ff40876678b49e61df34fb1d8001e34639d (diff) | |
| download | linux-0943846ae05603efd98550f2d475e9c98191bde8.tar.gz linux-0943846ae05603efd98550f2d475e9c98191bde8.tar.bz2 linux-0943846ae05603efd98550f2d475e9c98191bde8.zip | |
[LogFS] Move reserved segments with journal
Fixes a GC livelock.
Signed-off-by: Joern Engel <joern@logfs.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/logfs/journal.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/logfs/journal.c b/fs/logfs/journal.c index 15454ac7bd93..25b1345c4652 100644 --- a/fs/logfs/journal.c +++ b/fs/logfs/journal.c @@ -800,6 +800,7 @@ void do_logfs_journal_wl_pass(struct super_block *sb) { struct logfs_super *super = logfs_super(sb); struct logfs_area *area = super->s_journal_area; + struct btree_head32 *head = &super->s_reserved_segments; u32 segno, ec; int i, err; @@ -807,6 +808,7 @@ void do_logfs_journal_wl_pass(struct super_block *sb) /* Drop old segments */ journal_for_each(i) if (super->s_journal_seg[i]) { + btree_remove32(head, super->s_journal_seg[i]); logfs_set_segment_unreserved(sb, super->s_journal_seg[i], super->s_journal_ec[i]); @@ -819,6 +821,8 @@ void do_logfs_journal_wl_pass(struct super_block *sb) super->s_journal_seg[i] = segno; super->s_journal_ec[i] = ec; logfs_set_segment_reserved(sb, segno); + err = btree_insert32(head, segno, (void *)1, GFP_KERNEL); + BUG_ON(err); /* mempool should prevent this */ } /* Manually move journal_area */ freeseg(sb, area->a_segno); |