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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /fs/xfs/xfs_stats.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'fs/xfs/xfs_stats.h')
-rw-r--r--fs/xfs/xfs_stats.h218
1 files changed, 218 insertions, 0 deletions
diff --git a/fs/xfs/xfs_stats.h b/fs/xfs/xfs_stats.h
new file mode 100644
index 000000000..43ffba74f
--- /dev/null
+++ b/fs/xfs/xfs_stats.h
@@ -0,0 +1,218 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2000,2005 Silicon Graphics, Inc.
+ * All Rights Reserved.
+ */
+#ifndef __XFS_STATS_H__
+#define __XFS_STATS_H__
+
+
+#include <linux/percpu.h>
+
+/*
+ * The btree stats arrays have fixed offsets for the different stats. We
+ * store the base index in the btree cursor via XFS_STATS_CALC_INDEX() and
+ * that allows us to use fixed offsets into the stats array for each btree
+ * stat. These index offsets are defined in the order they will be emitted
+ * in the stats files, so it is possible to add new btree stat types by
+ * appending to the enum list below.
+ */
+enum {
+ __XBTS_lookup = 0,
+ __XBTS_compare = 1,
+ __XBTS_insrec = 2,
+ __XBTS_delrec = 3,
+ __XBTS_newroot = 4,
+ __XBTS_killroot = 5,
+ __XBTS_increment = 6,
+ __XBTS_decrement = 7,
+ __XBTS_lshift = 8,
+ __XBTS_rshift = 9,
+ __XBTS_split = 10,
+ __XBTS_join = 11,
+ __XBTS_alloc = 12,
+ __XBTS_free = 13,
+ __XBTS_moves = 14,
+
+ __XBTS_MAX = 15,
+};
+
+/*
+ * XFS global statistics
+ */
+struct __xfsstats {
+ uint32_t xs_allocx;
+ uint32_t xs_allocb;
+ uint32_t xs_freex;
+ uint32_t xs_freeb;
+ uint32_t xs_abt_lookup;
+ uint32_t xs_abt_compare;
+ uint32_t xs_abt_insrec;
+ uint32_t xs_abt_delrec;
+ uint32_t xs_blk_mapr;
+ uint32_t xs_blk_mapw;
+ uint32_t xs_blk_unmap;
+ uint32_t xs_add_exlist;
+ uint32_t xs_del_exlist;
+ uint32_t xs_look_exlist;
+ uint32_t xs_cmp_exlist;
+ uint32_t xs_bmbt_lookup;
+ uint32_t xs_bmbt_compare;
+ uint32_t xs_bmbt_insrec;
+ uint32_t xs_bmbt_delrec;
+ uint32_t xs_dir_lookup;
+ uint32_t xs_dir_create;
+ uint32_t xs_dir_remove;
+ uint32_t xs_dir_getdents;
+ uint32_t xs_trans_sync;
+ uint32_t xs_trans_async;
+ uint32_t xs_trans_empty;
+ uint32_t xs_ig_attempts;
+ uint32_t xs_ig_found;
+ uint32_t xs_ig_frecycle;
+ uint32_t xs_ig_missed;
+ uint32_t xs_ig_dup;
+ uint32_t xs_ig_reclaims;
+ uint32_t xs_ig_attrchg;
+ uint32_t xs_log_writes;
+ uint32_t xs_log_blocks;
+ uint32_t xs_log_noiclogs;
+ uint32_t xs_log_force;
+ uint32_t xs_log_force_sleep;
+ uint32_t xs_try_logspace;
+ uint32_t xs_sleep_logspace;
+ uint32_t xs_push_ail;
+ uint32_t xs_push_ail_success;
+ uint32_t xs_push_ail_pushbuf;
+ uint32_t xs_push_ail_pinned;
+ uint32_t xs_push_ail_locked;
+ uint32_t xs_push_ail_flushing;
+ uint32_t xs_push_ail_restarts;
+ uint32_t xs_push_ail_flush;
+ uint32_t xs_xstrat_quick;
+ uint32_t xs_xstrat_split;
+ uint32_t xs_write_calls;
+ uint32_t xs_read_calls;
+ uint32_t xs_attr_get;
+ uint32_t xs_attr_set;
+ uint32_t xs_attr_remove;
+ uint32_t xs_attr_list;
+ uint32_t xs_iflush_count;
+ uint32_t xs_icluster_flushcnt;
+ uint32_t xs_icluster_flushinode;
+ uint32_t vn_active; /* # vnodes not on free lists */
+ uint32_t vn_alloc; /* # times vn_alloc called */
+ uint32_t vn_get; /* # times vn_get called */
+ uint32_t vn_hold; /* # times vn_hold called */
+ uint32_t vn_rele; /* # times vn_rele called */
+ uint32_t vn_reclaim; /* # times vn_reclaim called */
+ uint32_t vn_remove; /* # times vn_remove called */
+ uint32_t vn_free; /* # times vn_free called */
+ uint32_t xb_get;
+ uint32_t xb_create;
+ uint32_t xb_get_locked;
+ uint32_t xb_get_locked_waited;
+ uint32_t xb_busy_locked;
+ uint32_t xb_miss_locked;
+ uint32_t xb_page_retries;
+ uint32_t xb_page_found;
+ uint32_t xb_get_read;
+/* Version 2 btree counters */
+ uint32_t xs_abtb_2[__XBTS_MAX];
+ uint32_t xs_abtc_2[__XBTS_MAX];
+ uint32_t xs_bmbt_2[__XBTS_MAX];
+ uint32_t xs_ibt_2[__XBTS_MAX];
+ uint32_t xs_fibt_2[__XBTS_MAX];
+ uint32_t xs_rmap_2[__XBTS_MAX];
+ uint32_t xs_refcbt_2[__XBTS_MAX];
+ uint32_t xs_qm_dqreclaims;
+ uint32_t xs_qm_dqreclaim_misses;
+ uint32_t xs_qm_dquot_dups;
+ uint32_t xs_qm_dqcachemisses;
+ uint32_t xs_qm_dqcachehits;
+ uint32_t xs_qm_dqwants;
+ uint32_t xs_qm_dquot;
+ uint32_t xs_qm_dquot_unused;
+/* Extra precision counters */
+ uint64_t xs_xstrat_bytes;
+ uint64_t xs_write_bytes;
+ uint64_t xs_read_bytes;
+ uint64_t defer_relog;
+};
+
+#define xfsstats_offset(f) (offsetof(struct __xfsstats, f)/sizeof(uint32_t))
+
+struct xfsstats {
+ union {
+ struct __xfsstats s;
+ uint32_t a[xfsstats_offset(xs_qm_dquot)];
+ };
+};
+
+/*
+ * simple wrapper for getting the array index of s struct member offset
+ */
+#define XFS_STATS_CALC_INDEX(member) \
+ (offsetof(struct __xfsstats, member) / (int)sizeof(uint32_t))
+
+
+int xfs_stats_format(struct xfsstats __percpu *stats, char *buf);
+void xfs_stats_clearall(struct xfsstats __percpu *stats);
+extern struct xstats xfsstats;
+
+#define XFS_STATS_INC(mp, v) \
+do { \
+ per_cpu_ptr(xfsstats.xs_stats, current_cpu())->s.v++; \
+ per_cpu_ptr(mp->m_stats.xs_stats, current_cpu())->s.v++; \
+} while (0)
+
+#define XFS_STATS_DEC(mp, v) \
+do { \
+ per_cpu_ptr(xfsstats.xs_stats, current_cpu())->s.v--; \
+ per_cpu_ptr(mp->m_stats.xs_stats, current_cpu())->s.v--; \
+} while (0)
+
+#define XFS_STATS_ADD(mp, v, inc) \
+do { \
+ per_cpu_ptr(xfsstats.xs_stats, current_cpu())->s.v += (inc); \
+ per_cpu_ptr(mp->m_stats.xs_stats, current_cpu())->s.v += (inc); \
+} while (0)
+
+#define XFS_STATS_INC_OFF(mp, off) \
+do { \
+ per_cpu_ptr(xfsstats.xs_stats, current_cpu())->a[off]++; \
+ per_cpu_ptr(mp->m_stats.xs_stats, current_cpu())->a[off]++; \
+} while (0)
+
+#define XFS_STATS_DEC_OFF(mp, off) \
+do { \
+ per_cpu_ptr(xfsstats.xs_stats, current_cpu())->a[off]; \
+ per_cpu_ptr(mp->m_stats.xs_stats, current_cpu())->a[off]; \
+} while (0)
+
+#define XFS_STATS_ADD_OFF(mp, off, inc) \
+do { \
+ per_cpu_ptr(xfsstats.xs_stats, current_cpu())->a[off] += (inc); \
+ per_cpu_ptr(mp->m_stats.xs_stats, current_cpu())->a[off] += (inc); \
+} while (0)
+
+#if defined(CONFIG_PROC_FS)
+
+extern int xfs_init_procfs(void);
+extern void xfs_cleanup_procfs(void);
+
+
+#else /* !CONFIG_PROC_FS */
+
+static inline int xfs_init_procfs(void)
+{
+ return 0;
+}
+
+static inline void xfs_cleanup_procfs(void)
+{
+}
+
+#endif /* !CONFIG_PROC_FS */
+
+#endif /* __XFS_STATS_H__ */