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| author | Josef Bacik <jbacik@fb.com> | 2016-03-25 13:25:55 -0400 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2016-07-07 18:45:53 +0200 |
| commit | f485c9ee32531794e39631437fcedc82d5b8e650 (patch) | |
| tree | 2120d5a76b712dd0c6590f0c980def0a405f36e9 | |
| parent | c51e7bb1845079fda515a7acf0514e289aa6a07c (diff) | |
Btrfs: fix delalloc reservation amount tracepoint
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 <jbacik@fb.com>
Signed-off-by: David Sterba <dsterba@suse.com>
| -rw-r--r-- | fs/btrfs/extent-tree.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 9aa64f1aa413..5d24ec44d99b 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -6000,8 +6000,10 @@ 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); |