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xfs: add rmap btree stats infrastructure

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Originally-From: Dave Chinner <dchinner@redhat.com>

The rmap btree will require the same stats as all the other generic
btrees, so add all the code for that now.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Darrick J. Wong 2016-08-03 11:31:11 +10:00 committed by Dave Chinner
parent b87049444a
commit 00f4e4f907
3 changed files with 21 additions and 3 deletions
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5
fs/xfs/libxfs/xfs_btree.h
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@ -110,7 +110,7 @@ do { \
case XFS_BTNUM_BMAP: __XFS_BTREE_STATS_INC(__mp, bmbt, stat); break; \
case XFS_BTNUM_INO: __XFS_BTREE_STATS_INC(__mp, ibt, stat); break; \
case XFS_BTNUM_FINO: __XFS_BTREE_STATS_INC(__mp, fibt, stat); break; \
case XFS_BTNUM_RMAP: break; \
case XFS_BTNUM_RMAP: __XFS_BTREE_STATS_INC(__mp, rmap, stat); break; \
case XFS_BTNUM_MAX: ASSERT(0); /* fucking gcc */ ; break; \
} \
} while (0)
@ -131,7 +131,8 @@ do { \
__XFS_BTREE_STATS_ADD(__mp, ibt, stat, val); break; \
case XFS_BTNUM_FINO: \
__XFS_BTREE_STATS_ADD(__mp, fibt, stat, val); break; \
case XFS_BTNUM_RMAP: break; \
case XFS_BTNUM_RMAP: \
__XFS_BTREE_STATS_ADD(__mp, rmap, stat, val); break; \
case XFS_BTNUM_MAX: ASSERT(0); /* fucking gcc */ ; break; \
} \
} while (0)

1
fs/xfs/xfs_stats.c
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@ -61,6 +61,7 @@ int xfs_stats_format(struct xfsstats __percpu *stats, char *buf)
{ "bmbt2", XFSSTAT_END_BMBT_V2 },
{ "ibt2", XFSSTAT_END_IBT_V2 },
{ "fibt2", XFSSTAT_END_FIBT_V2 },
{ "rmapbt", XFSSTAT_END_RMAP_V2 },
/* we print both series of quota information together */
{ "qm", XFSSTAT_END_QM },
};

18
fs/xfs/xfs_stats.h
View File

@ -197,7 +197,23 @@ struct xfsstats {
__uint32_t xs_fibt_2_alloc;
__uint32_t xs_fibt_2_free;
__uint32_t xs_fibt_2_moves;
#define XFSSTAT_END_XQMSTAT (XFSSTAT_END_FIBT_V2+6)
#define XFSSTAT_END_RMAP_V2 (XFSSTAT_END_FIBT_V2+15)
__uint32_t xs_rmap_2_lookup;
__uint32_t xs_rmap_2_compare;
__uint32_t xs_rmap_2_insrec;
__uint32_t xs_rmap_2_delrec;
__uint32_t xs_rmap_2_newroot;
__uint32_t xs_rmap_2_killroot;
__uint32_t xs_rmap_2_increment;
__uint32_t xs_rmap_2_decrement;
__uint32_t xs_rmap_2_lshift;
__uint32_t xs_rmap_2_rshift;
__uint32_t xs_rmap_2_split;
__uint32_t xs_rmap_2_join;
__uint32_t xs_rmap_2_alloc;
__uint32_t xs_rmap_2_free;
__uint32_t xs_rmap_2_moves;
#define XFSSTAT_END_XQMSTAT (XFSSTAT_END_RMAP_V2+6)
__uint32_t xs_qm_dqreclaims;
__uint32_t xs_qm_dqreclaim_misses;
__uint32_t xs_qm_dquot_dups;