[PATCH 055/119] xfs: add refcount btree stats infrastructure
From: Darrick J. Wong <hidden>
Date: 2016-06-17 01:23:50
Also in:
linux-fsdevel
Subsystem:
filesystems (vfs and infrastructure), the rest, xfs filesystem · Maintainers:
Alexander Viro, Christian Brauner, Linus Torvalds, Carlos Maiolino
The refcount btree presents the same stats as the other btrees, so add all the code for that now. Signed-off-by: Darrick J. Wong <redacted> --- fs/xfs/libxfs/xfs_btree.h | 5 +++-- fs/xfs/xfs_stats.c | 1 + fs/xfs/xfs_stats.h | 18 +++++++++++++++++- 3 files changed, 21 insertions(+), 3 deletions(-)
diff --git a/fs/xfs/libxfs/xfs_btree.h b/fs/xfs/libxfs/xfs_btree.h
index 9b5a921..93e761e 100644
--- a/fs/xfs/libxfs/xfs_btree.h
+++ b/fs/xfs/libxfs/xfs_btree.h@@ -100,7 +100,7 @@ do { \ 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: __XFS_BTREE_STATS_INC(__mp, rmap, stat); break; \ - case XFS_BTNUM_REFC: break; \ + case XFS_BTNUM_REFC: __XFS_BTREE_STATS_INC(__mp, refcbt, stat); break; \ case XFS_BTNUM_MAX: ASSERT(0); __mp = __mp /* fucking gcc */ ; break; \ } \ } while (0)
@@ -123,7 +123,8 @@ do { \ __XFS_BTREE_STATS_ADD(__mp, fibt, stat, val); break; \ case XFS_BTNUM_RMAP: \ __XFS_BTREE_STATS_ADD(__mp, rmap, stat, val); break; \ - case XFS_BTNUM_REFC: break; \ + case XFS_BTNUM_REFC: \ + __XFS_BTREE_STATS_ADD(__mp, refcbt, stat, val); break; \ case XFS_BTNUM_MAX: ASSERT(0); __mp = __mp /* fucking gcc */ ; break; \ } \ } while (0)
diff --git a/fs/xfs/xfs_stats.c b/fs/xfs/xfs_stats.c
index f04f547..e447deb 100644
--- a/fs/xfs/xfs_stats.c
+++ b/fs/xfs/xfs_stats.c@@ -62,6 +62,7 @@ int xfs_stats_format(struct xfsstats __percpu *stats, char *buf) { "ibt2", XFSSTAT_END_IBT_V2 }, { "fibt2", XFSSTAT_END_FIBT_V2 }, { "rmapbt", XFSSTAT_END_RMAP_V2 }, + { "refcntbt", XFSSTAT_END_REFCOUNT }, /* we print both series of quota information together */ { "qm", XFSSTAT_END_QM }, };
diff --git a/fs/xfs/xfs_stats.h b/fs/xfs/xfs_stats.h
index 657865f..79ad2e6 100644
--- a/fs/xfs/xfs_stats.h
+++ b/fs/xfs/xfs_stats.h@@ -213,7 +213,23 @@ struct xfsstats { __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) +#define XFSSTAT_END_REFCOUNT (XFSSTAT_END_RMAP_V2 + 15) + __uint32_t xs_refcbt_2_lookup; + __uint32_t xs_refcbt_2_compare; + __uint32_t xs_refcbt_2_insrec; + __uint32_t xs_refcbt_2_delrec; + __uint32_t xs_refcbt_2_newroot; + __uint32_t xs_refcbt_2_killroot; + __uint32_t xs_refcbt_2_increment; + __uint32_t xs_refcbt_2_decrement; + __uint32_t xs_refcbt_2_lshift; + __uint32_t xs_refcbt_2_rshift; + __uint32_t xs_refcbt_2_split; + __uint32_t xs_refcbt_2_join; + __uint32_t xs_refcbt_2_alloc; + __uint32_t xs_refcbt_2_free; + __uint32_t xs_refcbt_2_moves; +#define XFSSTAT_END_XQMSTAT (XFSSTAT_END_REFCOUNT + 6) __uint32_t xs_qm_dqreclaims; __uint32_t xs_qm_dqreclaim_misses; __uint32_t xs_qm_dquot_dups;
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