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Code Issues Releases Wiki Activity

btrfs: tracepoints: also show actual number of the outstanding extents 

The btrfs_inode_mod_outstanding_extents trace event only shows the modified
number to the number of outstanding extents. It would be helpful if we can
see the resulting extent number as well.

Signed-off-by: Naohiro Aota <naohiro.aota@wdc.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Naohiro Aota 2023-06-19 11:15:31 +09:00 committed by David Sterba
parent c9e561c475
commit 6442550027
2 changed files with 7 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
fs/btrfs/btrfs_inode.h
View File

@ -332,7 +332,7 @@ static inline void btrfs_mod_outstanding_extents(struct btrfs_inode *inode,
if (btrfs_is_free_space_inode(inode))
return;
trace_btrfs_inode_mod_outstanding_extents(inode->root, btrfs_ino(inode),
mod);
mod, inode->outstanding_extents);
}
/*

10
include/trace/events/btrfs.h
View File

@ -2011,25 +2011,27 @@ DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
);
TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
TP_PROTO(const struct btrfs_root *root, u64 ino, int mod),
TP_PROTO(const struct btrfs_root *root, u64 ino, int mod, unsigned outstanding),
TP_ARGS(root, ino, mod),
TP_ARGS(root, ino, mod, outstanding),
TP_STRUCT__entry_btrfs(
__field( u64, root_objectid )
__field( u64, ino )
__field( int, mod )
__field( unsigned, outstanding )
),
TP_fast_assign_btrfs(root->fs_info,
__entry->root_objectid = root->root_key.objectid;
__entry->ino = ino;
__entry->mod = mod;
__entry->outstanding = outstanding;
),
TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d",
TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d outstanding=%u",
show_root_type(__entry->root_objectid),
__entry->ino, __entry->mod)
__entry->ino, __entry->mod, __entry->outstanding)
);
DECLARE_EVENT_CLASS(btrfs__block_group,