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| author | Dave Chinner <david@fromorbit.com> | 2010-01-11 14:47:46 +0300 |
|---|---|---|
| committer | Alex Elder <aelder@sgi.com> | 2010-01-16 00:34:12 +0300 |
| commit | 0fa800fbd549736dfdc1d7761f87e33dc8cd973b (patch) | |
| tree | 3940f2f5bc4bb3bec888f7ef9ed8a8c875e02695 /fs/xfs/xfs_ag.h | |
| parent | aed3bb90abaf0b42e8c8747e192f7bb97f445279 (diff) | |
| download | linux-0fa800fbd549736dfdc1d7761f87e33dc8cd973b.tar.xz | |
xfs: Add trace points for per-ag refcount debugging.
Uninline xfs_perag_{get,put} so that tracepoints can be inserted
into them to speed debugging of reference count problems.
Signed-off-by: Dave Chinner <david@fromorbit.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Alex Elder <aelder@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_ag.h')
| -rw-r--r-- | fs/xfs/xfs_ag.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/xfs/xfs_ag.h b/fs/xfs/xfs_ag.h index 18ae43f4255d..963bc2700bf7 100644 --- a/fs/xfs/xfs_ag.h +++ b/fs/xfs/xfs_ag.h @@ -197,6 +197,8 @@ typedef struct xfs_perag_busy { #endif typedef struct xfs_perag { + struct xfs_mount *pag_mount; /* owner filesystem */ + xfs_agnumber_t pag_agno; /* AG this structure belongs to */ atomic_t pag_ref; /* perag reference count */ char pagf_init; /* this agf's entry is initialized */ char pagi_init; /* this agi's entry is initialized */ |