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authorLinus Torvalds <torvalds@linux-foundation.org>2012-01-28 17:00:19 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-01-28 17:00:19 -0800
commit67d2433ee7aa631bc3ab14c2af6bbc1d44d13a00 (patch)
treeeb29e1489f9f4a99308e08568328de73fb89fc2e /fs/btrfs/free-space-cache.c
parent1c36ab1a318ab5b3b502e7e4fff3628d1a97861f (diff)
parent9998eb703490589c3e8f1bf09b15203156776edb (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs: Btrfs: fix reservations in btrfs_page_mkwrite Btrfs: advance window_start if we're using a bitmap btrfs: mask out gfp flags in releasepage Btrfs: fix enospc error caused by wrong checks of the chunk Btrfs: do not defrag a file partially Btrfs: fix warning for 32-bit build of fs/btrfs/check-integrity.c Btrfs: use cluster->window_start when allocating from a cluster bitmap Btrfs: Check for NULL page in extent_range_uptodate btrfs: Fix busyloops in transaction waiting code Btrfs: make sure a bitmap has enough bytes Btrfs: fix uninit warning in backref.c
Diffstat (limited to 'fs/btrfs/free-space-cache.c')
-rw-r--r--fs/btrfs/free-space-cache.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c
index d20ff87ca603..c2f20594c9f7 100644
--- a/fs/btrfs/free-space-cache.c
+++ b/fs/btrfs/free-space-cache.c
@@ -2242,7 +2242,7 @@ u64 btrfs_alloc_from_cluster(struct btrfs_block_group_cache *block_group,
if (entry->bitmap) {
ret = btrfs_alloc_from_bitmap(block_group,
cluster, entry, bytes,
- min_start);
+ cluster->window_start);
if (ret == 0) {
node = rb_next(&entry->offset_index);
if (!node)
@@ -2251,6 +2251,7 @@ u64 btrfs_alloc_from_cluster(struct btrfs_block_group_cache *block_group,
offset_index);
continue;
}
+ cluster->window_start += bytes;
} else {
ret = entry->offset;
@@ -2475,7 +2476,7 @@ setup_cluster_bitmap(struct btrfs_block_group_cache *block_group,
}
list_for_each_entry(entry, bitmaps, list) {
- if (entry->bytes < min_bytes)
+ if (entry->bytes < bytes)
continue;
ret = btrfs_bitmap_cluster(block_group, entry, cluster, offset,
bytes, cont1_bytes, min_bytes);