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btrfs: add trace for qgroup accounting

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We want this to debug qgroup changes on live systems.

Signed-off-by: Mark Fasheh <mfasheh@suse.de>
Reviewed-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Chris Mason <clm@fb.com>
This commit is contained in:
Mark Fasheh
2014-07-17 12:39:00 -07:00
committed by Chris Mason
parent 443f24fee7
commit d3982100ba
3 changed files with 61 additions and 0 deletions
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fs/btrfs/super.c
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@@ -60,6 +60,7 @@
#include "backref.h"
#include "tests/btrfs-tests.h"
#include "qgroup.h"
#define CREATE_TRACE_POINTS
#include <trace/events/btrfs.h>