add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/fs/xfs/xfs_stats.c
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@@ -4,7 +4,6 @@
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  * All Rights Reserved.
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  */
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 #include "xfs.h"
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-#include <linux/proc_fs.h>
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 struct xstats xfsstats;
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@@ -24,58 +23,62 @@
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 	uint64_t	xs_xstrat_bytes = 0;
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 	uint64_t	xs_write_bytes = 0;
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 	uint64_t	xs_read_bytes = 0;
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+	uint64_t	defer_relog = 0;
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 	static const struct xstats_entry {
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 		char	*desc;
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 		int	endpoint;
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 	} xstats[] = {
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-		{ "extent_alloc",	XFSSTAT_END_EXTENT_ALLOC	},
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-		{ "abt",		XFSSTAT_END_ALLOC_BTREE		},
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-		{ "blk_map",		XFSSTAT_END_BLOCK_MAPPING	},
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-		{ "bmbt",		XFSSTAT_END_BLOCK_MAP_BTREE	},
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-		{ "dir",		XFSSTAT_END_DIRECTORY_OPS	},
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-		{ "trans",		XFSSTAT_END_TRANSACTIONS	},
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-		{ "ig",			XFSSTAT_END_INODE_OPS		},
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-		{ "log",		XFSSTAT_END_LOG_OPS		},
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-		{ "push_ail",		XFSSTAT_END_TAIL_PUSHING	},
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-		{ "xstrat",		XFSSTAT_END_WRITE_CONVERT	},
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-		{ "rw",			XFSSTAT_END_READ_WRITE_OPS	},
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-		{ "attr",		XFSSTAT_END_ATTRIBUTE_OPS	},
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-		{ "icluster",		XFSSTAT_END_INODE_CLUSTER	},
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-		{ "vnodes",		XFSSTAT_END_VNODE_OPS		},
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-		{ "buf",		XFSSTAT_END_BUF			},
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-		{ "abtb2",		XFSSTAT_END_ABTB_V2		},
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-		{ "abtc2",		XFSSTAT_END_ABTC_V2		},
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-		{ "bmbt2",		XFSSTAT_END_BMBT_V2		},
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-		{ "ibt2",		XFSSTAT_END_IBT_V2		},
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-		{ "fibt2",		XFSSTAT_END_FIBT_V2		},
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-		{ "rmapbt",		XFSSTAT_END_RMAP_V2		},
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-		{ "refcntbt",		XFSSTAT_END_REFCOUNT		},
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+		{ "extent_alloc",	xfsstats_offset(xs_abt_lookup)	},
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+		{ "abt",		xfsstats_offset(xs_blk_mapr)	},
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+		{ "blk_map",		xfsstats_offset(xs_bmbt_lookup)	},
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+		{ "bmbt",		xfsstats_offset(xs_dir_lookup)	},
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+		{ "dir",		xfsstats_offset(xs_trans_sync)	},
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+		{ "trans",		xfsstats_offset(xs_ig_attempts)	},
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+		{ "ig",			xfsstats_offset(xs_log_writes)	},
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+		{ "log",		xfsstats_offset(xs_try_logspace)},
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+		{ "push_ail",		xfsstats_offset(xs_xstrat_quick)},
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+		{ "xstrat",		xfsstats_offset(xs_write_calls)	},
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+		{ "rw",			xfsstats_offset(xs_attr_get)	},
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+		{ "attr",		xfsstats_offset(xs_iflush_count)},
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+		{ "icluster",		xfsstats_offset(vn_active)	},
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+		{ "vnodes",		xfsstats_offset(xb_get)		},
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+		{ "buf",		xfsstats_offset(xs_abtb_2)	},
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+		{ "abtb2",		xfsstats_offset(xs_abtc_2)	},
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+		{ "abtc2",		xfsstats_offset(xs_bmbt_2)	},
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+		{ "bmbt2",		xfsstats_offset(xs_ibt_2)	},
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+		{ "ibt2",		xfsstats_offset(xs_fibt_2)	},
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+		{ "fibt2",		xfsstats_offset(xs_rmap_2)	},
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+		{ "rmapbt",		xfsstats_offset(xs_refcbt_2)	},
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+		{ "refcntbt",		xfsstats_offset(xs_qm_dqreclaims)},
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 		/* we print both series of quota information together */
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-		{ "qm",			XFSSTAT_END_QM			},
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+		{ "qm",			xfsstats_offset(xs_xstrat_bytes)},
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 	};
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 	/* Loop over all stats groups */
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 	for (i = j = 0; i < ARRAY_SIZE(xstats); i++) {
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-		len += snprintf(buf + len, PATH_MAX - len, "%s",
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+		len += scnprintf(buf + len, PATH_MAX - len, "%s",
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 				xstats[i].desc);
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 		/* inner loop does each group */
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 		for (; j < xstats[i].endpoint; j++)
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-			len += snprintf(buf + len, PATH_MAX - len, " %u",
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+			len += scnprintf(buf + len, PATH_MAX - len, " %u",
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 					counter_val(stats, j));
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-		len += snprintf(buf + len, PATH_MAX - len, "\n");
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+		len += scnprintf(buf + len, PATH_MAX - len, "\n");
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 	}
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 	/* extra precision counters */
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 	for_each_possible_cpu(i) {
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 		xs_xstrat_bytes += per_cpu_ptr(stats, i)->s.xs_xstrat_bytes;
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 		xs_write_bytes += per_cpu_ptr(stats, i)->s.xs_write_bytes;
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 		xs_read_bytes += per_cpu_ptr(stats, i)->s.xs_read_bytes;
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+		defer_relog += per_cpu_ptr(stats, i)->s.defer_relog;
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 	}
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-	len += snprintf(buf + len, PATH_MAX-len, "xpc %Lu %Lu %Lu\n",
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+	len += scnprintf(buf + len, PATH_MAX-len, "xpc %Lu %Lu %Lu\n",
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 			xs_xstrat_bytes, xs_write_bytes, xs_read_bytes);
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-	len += snprintf(buf + len, PATH_MAX-len, "debug %u\n",
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+	len += scnprintf(buf + len, PATH_MAX-len, "defer_relog %llu\n",
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+			defer_relog);
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+	len += scnprintf(buf + len, PATH_MAX-len, "debug %u\n",
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 #if defined(DEBUG)
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 		1);
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 #else
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@@ -104,6 +107,10 @@
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 #ifdef CONFIG_PROC_FS
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 /* legacy quota interfaces */
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 #ifdef CONFIG_XFS_QUOTA
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+
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+#define XFSSTAT_START_XQMSTAT xfsstats_offset(xs_qm_dqreclaims)
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+#define XFSSTAT_END_XQMSTAT xfsstats_offset(xs_qm_dquot)
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+
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 static int xqm_proc_show(struct seq_file *m, void *v)
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 {
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 	/* maximum; incore; ratio free to inuse; freelist */
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@@ -119,7 +126,7 @@
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 	int j;
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 	seq_printf(m, "qm");
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-	for (j = XFSSTAT_END_REFCOUNT; j < XFSSTAT_END_XQMSTAT; j++)
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+	for (j = XFSSTAT_START_XQMSTAT; j < XFSSTAT_END_XQMSTAT; j++)
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 		seq_printf(m, " %u", counter_val(xfsstats.xs_stats, j));
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 	seq_putc(m, '\n');
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 	return 0;