We can sometimes drop the reservation we had for our inode, so we need to remove
that amount from to_reserve so that our tracepoint reports a valid amount of
space.
Signed-off-by: Josef Bacik <jba...@fb.com>
---
fs/btrfs/extent-tree.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 26f7a9d..1221c07 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -5922,8 +5922,10 @@ int btrfs_delalloc_reserve_metadata(struct inode *inode,
u64 num_bytes)
spin_lock(&BTRFS_I(inode)->lock);
if (test_and_set_bit(BTRFS_INODE_DELALLOC_META_RESERVED,
- &BTRFS_I(inode)->runtime_flags))
+ &BTRFS_I(inode)->runtime_flags)) {
+ to_reserve -= btrfs_calc_trans_metadata_size(root, 1);
release_extra = true;
+ }
BTRFS_I(inode)->reserved_extents += nr_extents;
spin_unlock(&BTRFS_I(inode)->lock);
--
2.5.0
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