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authorJosef Bacik <josef@redhat.com>2012-01-10 10:31:31 -0500
committerChris Mason <chris.mason@oracle.com>2012-01-16 15:29:43 -0500
commit8c2a3ca20f6233677ac3222c6506174010eb414f (patch)
tree88d1105c665d355b363929557ed0c5489795e348 /fs/btrfs/inode-map.c
parent90290e19820e3323ce6b9c2888eeb68bf29c278b (diff)
Btrfs: space leak tracepoints
This in addition to a script in my btrfs-tracing tree will help track down space leaks when we're getting space left over in block groups on umount. Thanks, Signed-off-by: Josef Bacik <josef@redhat.com>
Diffstat (limited to 'fs/btrfs/inode-map.c')
-rw-r--r--fs/btrfs/inode-map.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/btrfs/inode-map.c b/fs/btrfs/inode-map.c
index f8962a957d65..213ffa86ce1b 100644
--- a/fs/btrfs/inode-map.c
+++ b/fs/btrfs/inode-map.c
@@ -438,6 +438,8 @@ int btrfs_save_ino_cache(struct btrfs_root *root,
trans->bytes_reserved);
if (ret)
goto out;
+ trace_btrfs_space_reservation(root->fs_info, "ino_cache", (u64)trans,
+ trans->bytes_reserved, 1);
again:
inode = lookup_free_ino_inode(root, path);
if (IS_ERR(inode) && PTR_ERR(inode) != -ENOENT) {
@@ -498,6 +500,8 @@ again:
out_put:
iput(inode);
out_release:
+ trace_btrfs_space_reservation(root->fs_info, "ino_cache", (u64)trans,
+ trans->bytes_reserved, 0);
btrfs_block_rsv_release(root, trans->block_rsv, trans->bytes_reserved);
out:
trans->block_rsv = rsv;