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375410
2012 Mar 15
0
[PATCH] Btrfs: fix deadlock during allocating chunks
...find we''re in ENOSPC.
Signed-off-by: Liu Bo <liubo2009@cn.fujitsu.com>
---
fs/btrfs/extent-tree.c | 50 ++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 50 insertions(+), 0 deletions(-)
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 37e0a80..3bd5410 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -3396,6 +3396,50 @@ static int should_alloc_chunk(struct btrfs_root *root,
return 1;
}
+static u64 get_system_chunk_thresh(struct btrfs_root *root, u64 type)
+{
+ u64 num_dev;
+
+ if (type & BTRFS_BLOCK_GROUP_RAID10 ||
+...