From mboxrd@z Thu Jan 1 00:00:00 1970 From: Josef Bacik Subject: [PATCH] Btrfs: advance window_start if we're using a bitmap Date: Tue, 24 Jan 2012 11:29:41 -0500 Message-ID: <1327422581-3618-1-git-send-email-josef@redhat.com> To: linux-btrfs@vger.kernel.org Return-path: List-ID: If we span a long area in a bitmap we could end up taking a lot of time searching to the next free area if we're searching from the original window_start, so advance window_start in order to make sure we don't do any superficial searching. Thanks, Signed-off-by: Josef Bacik --- fs/btrfs/free-space-cache.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c index 43e75f2..c2f2059 100644 --- a/fs/btrfs/free-space-cache.c +++ b/fs/btrfs/free-space-cache.c @@ -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; -- 1.7.5.2