diff options
Diffstat (limited to 'include/trace/events/writeback.h')
| -rw-r--r-- | include/trace/events/writeback.h | 78 |
1 files changed, 49 insertions, 29 deletions
diff --git a/include/trace/events/writeback.h b/include/trace/events/writeback.h index a261e86e61fa..311a341e6fe4 100644 --- a/include/trace/events/writeback.h +++ b/include/trace/events/writeback.h @@ -120,7 +120,7 @@ DECLARE_EVENT_CLASS(writeback_dirty_inode_template, /* may be called for files on pseudo FSes w/ unregistered bdi */ strscpy_pad(__entry->name, bdi_dev_name(bdi), 32); __entry->ino = inode->i_ino; - __entry->state = inode->i_state; + __entry->state = inode_state_read_once(inode); __entry->flags = flags; ), @@ -213,6 +213,35 @@ TRACE_EVENT(inode_foreign_history, ) ); +TRACE_EVENT(inode_switch_wbs_queue, + + TP_PROTO(struct bdi_writeback *old_wb, struct bdi_writeback *new_wb, + unsigned int count), + + TP_ARGS(old_wb, new_wb, count), + + TP_STRUCT__entry( + __array(char, name, 32) + __field(ino_t, old_cgroup_ino) + __field(ino_t, new_cgroup_ino) + __field(unsigned int, count) + ), + + TP_fast_assign( + strscpy_pad(__entry->name, bdi_dev_name(old_wb->bdi), 32); + __entry->old_cgroup_ino = __trace_wb_assign_cgroup(old_wb); + __entry->new_cgroup_ino = __trace_wb_assign_cgroup(new_wb); + __entry->count = count; + ), + + TP_printk("bdi %s: old_cgroup_ino=%lu new_cgroup_ino=%lu count=%u", + __entry->name, + (unsigned long)__entry->old_cgroup_ino, + (unsigned long)__entry->new_cgroup_ino, + __entry->count + ) +); + TRACE_EVENT(inode_switch_wbs, TP_PROTO(struct inode *inode, struct bdi_writeback *old_wb, @@ -459,7 +488,6 @@ DECLARE_EVENT_CLASS(wbc_class, __field(int, sync_mode) __field(int, for_kupdate) __field(int, for_background) - __field(int, for_reclaim) __field(int, range_cyclic) __field(long, range_start) __field(long, range_end) @@ -473,23 +501,20 @@ DECLARE_EVENT_CLASS(wbc_class, __entry->sync_mode = wbc->sync_mode; __entry->for_kupdate = wbc->for_kupdate; __entry->for_background = wbc->for_background; - __entry->for_reclaim = wbc->for_reclaim; __entry->range_cyclic = wbc->range_cyclic; __entry->range_start = (long)wbc->range_start; __entry->range_end = (long)wbc->range_end; __entry->cgroup_ino = __trace_wbc_assign_cgroup(wbc); ), - TP_printk("bdi %s: towrt=%ld skip=%ld mode=%d kupd=%d " - "bgrd=%d reclm=%d cyclic=%d " - "start=0x%lx end=0x%lx cgroup_ino=%lu", + TP_printk("bdi %s: towrt=%ld skip=%ld mode=%d kupd=%d bgrd=%d " + "cyclic=%d start=0x%lx end=0x%lx cgroup_ino=%lu", __entry->name, __entry->nr_to_write, __entry->pages_skipped, __entry->sync_mode, __entry->for_kupdate, __entry->for_background, - __entry->for_reclaim, __entry->range_cyclic, __entry->range_start, __entry->range_end, @@ -629,11 +654,7 @@ TRACE_EVENT(bdi_dirty_ratelimit, TRACE_EVENT(balance_dirty_pages, TP_PROTO(struct bdi_writeback *wb, - unsigned long thresh, - unsigned long bg_thresh, - unsigned long dirty, - unsigned long bdi_thresh, - unsigned long bdi_dirty, + struct dirty_throttle_control *dtc, unsigned long dirty_ratelimit, unsigned long task_ratelimit, unsigned long dirtied, @@ -641,7 +662,7 @@ TRACE_EVENT(balance_dirty_pages, long pause, unsigned long start_time), - TP_ARGS(wb, thresh, bg_thresh, dirty, bdi_thresh, bdi_dirty, + TP_ARGS(wb, dtc, dirty_ratelimit, task_ratelimit, dirtied, period, pause, start_time), @@ -650,8 +671,8 @@ TRACE_EVENT(balance_dirty_pages, __field(unsigned long, limit) __field(unsigned long, setpoint) __field(unsigned long, dirty) - __field(unsigned long, bdi_setpoint) - __field(unsigned long, bdi_dirty) + __field(unsigned long, wb_setpoint) + __field(unsigned long, wb_dirty) __field(unsigned long, dirty_ratelimit) __field(unsigned long, task_ratelimit) __field(unsigned int, dirtied) @@ -664,16 +685,15 @@ TRACE_EVENT(balance_dirty_pages, ), TP_fast_assign( - unsigned long freerun = (thresh + bg_thresh) / 2; + unsigned long freerun = (dtc->thresh + dtc->bg_thresh) / 2; strscpy_pad(__entry->bdi, bdi_dev_name(wb->bdi), 32); - __entry->limit = global_wb_domain.dirty_limit; - __entry->setpoint = (global_wb_domain.dirty_limit + - freerun) / 2; - __entry->dirty = dirty; - __entry->bdi_setpoint = __entry->setpoint * - bdi_thresh / (thresh + 1); - __entry->bdi_dirty = bdi_dirty; + __entry->limit = dtc->limit; + __entry->setpoint = (dtc->limit + freerun) / 2; + __entry->dirty = dtc->dirty; + __entry->wb_setpoint = __entry->setpoint * + dtc->wb_thresh / (dtc->thresh + 1); + __entry->wb_dirty = dtc->wb_dirty; __entry->dirty_ratelimit = KBps(dirty_ratelimit); __entry->task_ratelimit = KBps(task_ratelimit); __entry->dirtied = dirtied; @@ -689,7 +709,7 @@ TRACE_EVENT(balance_dirty_pages, TP_printk("bdi %s: " "limit=%lu setpoint=%lu dirty=%lu " - "bdi_setpoint=%lu bdi_dirty=%lu " + "wb_setpoint=%lu wb_dirty=%lu " "dirty_ratelimit=%lu task_ratelimit=%lu " "dirtied=%u dirtied_pause=%u " "paused=%lu pause=%ld period=%lu think=%ld cgroup_ino=%lu", @@ -697,8 +717,8 @@ TRACE_EVENT(balance_dirty_pages, __entry->limit, __entry->setpoint, __entry->dirty, - __entry->bdi_setpoint, - __entry->bdi_dirty, + __entry->wb_setpoint, + __entry->wb_dirty, __entry->dirty_ratelimit, __entry->task_ratelimit, __entry->dirtied, @@ -728,7 +748,7 @@ TRACE_EVENT(writeback_sb_inodes_requeue, strscpy_pad(__entry->name, bdi_dev_name(inode_to_bdi(inode)), 32); __entry->ino = inode->i_ino; - __entry->state = inode->i_state; + __entry->state = inode_state_read_once(inode); __entry->dirtied_when = inode->dirtied_when; __entry->cgroup_ino = __trace_wb_assign_cgroup(inode_to_wb(inode)); ), @@ -767,7 +787,7 @@ DECLARE_EVENT_CLASS(writeback_single_inode_template, strscpy_pad(__entry->name, bdi_dev_name(inode_to_bdi(inode)), 32); __entry->ino = inode->i_ino; - __entry->state = inode->i_state; + __entry->state = inode_state_read_once(inode); __entry->dirtied_when = inode->dirtied_when; __entry->writeback_index = inode->i_mapping->writeback_index; __entry->nr_to_write = nr_to_write; @@ -819,7 +839,7 @@ DECLARE_EVENT_CLASS(writeback_inode_template, TP_fast_assign( __entry->dev = inode->i_sb->s_dev; __entry->ino = inode->i_ino; - __entry->state = inode->i_state; + __entry->state = inode_state_read_once(inode); __entry->mode = inode->i_mode; __entry->dirtied_when = inode->dirtied_when; ), |