1 // SPDX-License-Identifier: GPL-2.0-or-later
20 	/* all 32-bit counters here */
37 	/* all 64-bit items here */
43 	/* non-counter state must go at the end for clearall */
92 	struct xchk_stats	*cs,  in xchk_stats_format()  argument
96 	struct xchk_scrub_stats	*css = &cs->cs_stats[0];  in xchk_stats_format()
108 				(unsigned int)css->invocations,  in xchk_stats_format()
109 				(unsigned int)css->clean,  in xchk_stats_format()
110 				(unsigned int)css->corrupt,  in xchk_stats_format()
111 				(unsigned int)css->preen,  in xchk_stats_format()
112 				(unsigned int)css->xfail,  in xchk_stats_format()
113 				(unsigned int)css->xcorrupt,  in xchk_stats_format()
114 				(unsigned int)css->incomplete,  in xchk_stats_format()
115 				(unsigned int)css->warning,  in xchk_stats_format()
116 				(unsigned int)css->retries,  in xchk_stats_format()
117 				(unsigned long long)css->checktime_us,  in xchk_stats_format()
118 				(unsigned int)css->repair_invocations,  in xchk_stats_format()
119 				(unsigned int)css->repair_success,  in xchk_stats_format()
120 				(unsigned long long)css->repairtime_us);  in xchk_stats_format()
124 		remaining -= ret;  in xchk_stats_format()
135 	struct xchk_stats	*cs)  in xchk_stats_estimate_bufsize()  argument
137 	struct xchk_scrub_stats	*css = &cs->cs_stats[0];  in xchk_stats_estimate_bufsize()
147 	field_width += 21 * ((offsetof(struct xchk_scrub_stats, css_lock) -  in xchk_stats_estimate_bufsize()
168 	struct xchk_stats	*cs)  in xchk_stats_clearall()  argument
170 	struct xchk_scrub_stats	*css = &cs->cs_stats[0];  in xchk_stats_clearall()
174 		spin_lock(&css->css_lock);  in xchk_stats_clearall()
176 		spin_unlock(&css->css_lock);  in xchk_stats_clearall()
189 	struct xchk_stats		*cs,  in xchk_stats_merge_one()  argument
195 	if (sm->sm_type >= XFS_SCRUB_TYPE_NR) {  in xchk_stats_merge_one()
196 		ASSERT(sm->sm_type < XFS_SCRUB_TYPE_NR);  in xchk_stats_merge_one()
200 	css = &cs->cs_stats[sm->sm_type];  in xchk_stats_merge_one()
201 	spin_lock(&css->css_lock);  in xchk_stats_merge_one()
202 	css->invocations++;  in xchk_stats_merge_one()
203 	if (!(sm->sm_flags & XFS_SCRUB_OFLAG_UNCLEAN))  in xchk_stats_merge_one()
204 		css->clean++;  in xchk_stats_merge_one()
205 	if (sm->sm_flags & XFS_SCRUB_OFLAG_CORRUPT)  in xchk_stats_merge_one()
206 		css->corrupt++;  in xchk_stats_merge_one()
207 	if (sm->sm_flags & XFS_SCRUB_OFLAG_PREEN)  in xchk_stats_merge_one()
208 		css->preen++;  in xchk_stats_merge_one()
209 	if (sm->sm_flags & XFS_SCRUB_OFLAG_XFAIL)  in xchk_stats_merge_one()
210 		css->xfail++;  in xchk_stats_merge_one()
211 	if (sm->sm_flags & XFS_SCRUB_OFLAG_XCORRUPT)  in xchk_stats_merge_one()
212 		css->xcorrupt++;  in xchk_stats_merge_one()
213 	if (sm->sm_flags & XFS_SCRUB_OFLAG_INCOMPLETE)  in xchk_stats_merge_one()
214 		css->incomplete++;  in xchk_stats_merge_one()
215 	if (sm->sm_flags & XFS_SCRUB_OFLAG_WARNING)  in xchk_stats_merge_one()
216 		css->warning++;  in xchk_stats_merge_one()
217 	css->retries += run->retries;  in xchk_stats_merge_one()
218 	css->checktime_us += howmany_64(run->scrub_ns, NSEC_PER_USEC);  in xchk_stats_merge_one()
220 	if (run->repair_attempted)  in xchk_stats_merge_one()
221 		css->repair_invocations++;  in xchk_stats_merge_one()
222 	if (run->repair_succeeded)  in xchk_stats_merge_one()
223 		css->repair_success++;  in xchk_stats_merge_one()
224 	css->repairtime_us += howmany_64(run->repair_ns, NSEC_PER_USEC);  in xchk_stats_merge_one()
225 	spin_unlock(&css->css_lock);  in xchk_stats_merge_one()
228 /* Merge these scrub-run stats into the global and mount stat data. */
236 	xchk_stats_merge_one(mp->m_scrub_stats, sm, run);  in xchk_stats_merge()
248 	struct xchk_stats	*cs = file->private_data;  in xchk_scrub_stats_read()  local
261 	bufsize = xchk_stats_estimate_bufsize(cs);  in xchk_scrub_stats_read()
265 		return -ENOMEM;  in xchk_scrub_stats_read()
267 	avail = xchk_stats_format(cs, buf, bufsize);  in xchk_scrub_stats_read()
270 		goto out;  in xchk_scrub_stats_read()
274 out:  in xchk_scrub_stats_read()
291 	struct xchk_stats	*cs = file->private_data;  in xchk_clear_scrub_stats_write()  local
300 		return -EINVAL;  in xchk_clear_scrub_stats_write()
302 	xchk_stats_clearall(cs);  in xchk_clear_scrub_stats_write()
314 	struct xchk_stats	*cs,  in xchk_stats_init()  argument
317 	struct xchk_scrub_stats	*css = &cs->cs_stats[0];  in xchk_stats_init()
321 		spin_lock_init(&css->css_lock);  in xchk_stats_init()
329 	struct xchk_stats	*cs,  in xchk_stats_register()  argument
335 	cs->cs_debugfs = xfs_debugfs_mkdir("scrub", parent);  in xchk_stats_register()
336 	if (!cs->cs_debugfs)  in xchk_stats_register()
339 	debugfs_create_file("stats", 0444, cs->cs_debugfs, cs,  in xchk_stats_register()
341 	debugfs_create_file("clear_stats", 0200, cs->cs_debugfs, cs,  in xchk_stats_register()
348 	struct xchk_stats	*cs)  in xchk_stats_teardown()  argument
356 	struct xchk_stats	*cs)  in xchk_stats_unregister()  argument
358 	debugfs_remove(cs->cs_debugfs);  in xchk_stats_unregister()
384 /* Allocate per-mount stats */
389 	struct xchk_stats	*cs;  in xchk_mount_stats_alloc()  local
392 	cs = kvzalloc(sizeof(struct xchk_stats), GFP_KERNEL);  in xchk_mount_stats_alloc()
393 	if (!cs)  in xchk_mount_stats_alloc()
394 		return -ENOMEM;  in xchk_mount_stats_alloc()
396 	error = xchk_stats_init(cs, mp);  in xchk_mount_stats_alloc()
400 	mp->m_scrub_stats = cs;  in xchk_mount_stats_alloc()
403 	kvfree(cs);  in xchk_mount_stats_alloc()
407 /* Free per-mount stats */
412 	xchk_stats_teardown(mp->m_scrub_stats);  in xchk_mount_stats_free()
413 	kvfree(mp->m_scrub_stats);  in xchk_mount_stats_free()
414 	mp->m_scrub_stats = NULL;  in xchk_mount_stats_free()