diff options
Diffstat (limited to 'ANDROID_3.4.5/include/trace/events/writeback.h')
| -rw-r--r-- | ANDROID_3.4.5/include/trace/events/writeback.h | 470 |
1 files changed, 0 insertions, 470 deletions
diff --git a/ANDROID_3.4.5/include/trace/events/writeback.h b/ANDROID_3.4.5/include/trace/events/writeback.h deleted file mode 100644 index 7b81887b..00000000 --- a/ANDROID_3.4.5/include/trace/events/writeback.h +++ /dev/null @@ -1,470 +0,0 @@ -#undef TRACE_SYSTEM -#define TRACE_SYSTEM writeback - -#if !defined(_TRACE_WRITEBACK_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_WRITEBACK_H - -#include <linux/backing-dev.h> -#include <linux/writeback.h> - -#define show_inode_state(state) \ - __print_flags(state, "|", \ - {I_DIRTY_SYNC, "I_DIRTY_SYNC"}, \ - {I_DIRTY_DATASYNC, "I_DIRTY_DATASYNC"}, \ - {I_DIRTY_PAGES, "I_DIRTY_PAGES"}, \ - {I_NEW, "I_NEW"}, \ - {I_WILL_FREE, "I_WILL_FREE"}, \ - {I_FREEING, "I_FREEING"}, \ - {I_CLEAR, "I_CLEAR"}, \ - {I_SYNC, "I_SYNC"}, \ - {I_REFERENCED, "I_REFERENCED"} \ - ) - -#define WB_WORK_REASON \ - {WB_REASON_BACKGROUND, "background"}, \ - {WB_REASON_TRY_TO_FREE_PAGES, "try_to_free_pages"}, \ - {WB_REASON_SYNC, "sync"}, \ - {WB_REASON_PERIODIC, "periodic"}, \ - {WB_REASON_LAPTOP_TIMER, "laptop_timer"}, \ - {WB_REASON_FREE_MORE_MEM, "free_more_memory"}, \ - {WB_REASON_FS_FREE_SPACE, "fs_free_space"}, \ - {WB_REASON_FORKER_THREAD, "forker_thread"} - -struct wb_writeback_work; - -DECLARE_EVENT_CLASS(writeback_work_class, - TP_PROTO(struct backing_dev_info *bdi, struct wb_writeback_work *work), - TP_ARGS(bdi, work), - TP_STRUCT__entry( - __array(char, name, 32) - __field(long, nr_pages) - __field(dev_t, sb_dev) - __field(int, sync_mode) - __field(int, for_kupdate) - __field(int, range_cyclic) - __field(int, for_background) - __field(int, reason) - ), - TP_fast_assign( - struct device *dev = bdi->dev; - if (!dev) - dev = default_backing_dev_info.dev; - strncpy(__entry->name, dev_name(dev), 32); - __entry->nr_pages = work->nr_pages; - __entry->sb_dev = work->sb ? work->sb->s_dev : 0; - __entry->sync_mode = work->sync_mode; - __entry->for_kupdate = work->for_kupdate; - __entry->range_cyclic = work->range_cyclic; - __entry->for_background = work->for_background; - __entry->reason = work->reason; - ), - TP_printk("bdi %s: sb_dev %d:%d nr_pages=%ld sync_mode=%d " - "kupdate=%d range_cyclic=%d background=%d reason=%s", - __entry->name, - MAJOR(__entry->sb_dev), MINOR(__entry->sb_dev), - __entry->nr_pages, - __entry->sync_mode, - __entry->for_kupdate, - __entry->range_cyclic, - __entry->for_background, - __print_symbolic(__entry->reason, WB_WORK_REASON) - ) -); -#define DEFINE_WRITEBACK_WORK_EVENT(name) \ -DEFINE_EVENT(writeback_work_class, name, \ - TP_PROTO(struct backing_dev_info *bdi, struct wb_writeback_work *work), \ - TP_ARGS(bdi, work)) -DEFINE_WRITEBACK_WORK_EVENT(writeback_nothread); -DEFINE_WRITEBACK_WORK_EVENT(writeback_queue); -DEFINE_WRITEBACK_WORK_EVENT(writeback_exec); -DEFINE_WRITEBACK_WORK_EVENT(writeback_start); -DEFINE_WRITEBACK_WORK_EVENT(writeback_written); -DEFINE_WRITEBACK_WORK_EVENT(writeback_wait); - -TRACE_EVENT(writeback_pages_written, - TP_PROTO(long pages_written), - TP_ARGS(pages_written), - TP_STRUCT__entry( - __field(long, pages) - ), - TP_fast_assign( - __entry->pages = pages_written; - ), - TP_printk("%ld", __entry->pages) -); - -DECLARE_EVENT_CLASS(writeback_class, - TP_PROTO(struct backing_dev_info *bdi), - TP_ARGS(bdi), - TP_STRUCT__entry( - __array(char, name, 32) - ), - TP_fast_assign( - strncpy(__entry->name, dev_name(bdi->dev), 32); - ), - TP_printk("bdi %s", - __entry->name - ) -); -#define DEFINE_WRITEBACK_EVENT(name) \ -DEFINE_EVENT(writeback_class, name, \ - TP_PROTO(struct backing_dev_info *bdi), \ - TP_ARGS(bdi)) - -DEFINE_WRITEBACK_EVENT(writeback_nowork); -DEFINE_WRITEBACK_EVENT(writeback_wake_background); -DEFINE_WRITEBACK_EVENT(writeback_wake_thread); -DEFINE_WRITEBACK_EVENT(writeback_wake_forker_thread); -DEFINE_WRITEBACK_EVENT(writeback_bdi_register); -DEFINE_WRITEBACK_EVENT(writeback_bdi_unregister); -DEFINE_WRITEBACK_EVENT(writeback_thread_start); -DEFINE_WRITEBACK_EVENT(writeback_thread_stop); - -DECLARE_EVENT_CLASS(wbc_class, - TP_PROTO(struct writeback_control *wbc, struct backing_dev_info *bdi), - TP_ARGS(wbc, bdi), - TP_STRUCT__entry( - __array(char, name, 32) - __field(long, nr_to_write) - __field(long, pages_skipped) - __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) - ), - - TP_fast_assign( - strncpy(__entry->name, dev_name(bdi->dev), 32); - __entry->nr_to_write = wbc->nr_to_write; - __entry->pages_skipped = wbc->pages_skipped; - __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; - ), - - TP_printk("bdi %s: towrt=%ld skip=%ld mode=%d kupd=%d " - "bgrd=%d reclm=%d cyclic=%d " - "start=0x%lx end=0x%lx", - __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) -) - -#define DEFINE_WBC_EVENT(name) \ -DEFINE_EVENT(wbc_class, name, \ - TP_PROTO(struct writeback_control *wbc, struct backing_dev_info *bdi), \ - TP_ARGS(wbc, bdi)) -DEFINE_WBC_EVENT(wbc_writepage); - -TRACE_EVENT(writeback_queue_io, - TP_PROTO(struct bdi_writeback *wb, - struct wb_writeback_work *work, - int moved), - TP_ARGS(wb, work, moved), - TP_STRUCT__entry( - __array(char, name, 32) - __field(unsigned long, older) - __field(long, age) - __field(int, moved) - __field(int, reason) - ), - TP_fast_assign( - unsigned long *older_than_this = work->older_than_this; - strncpy(__entry->name, dev_name(wb->bdi->dev), 32); - __entry->older = older_than_this ? *older_than_this : 0; - __entry->age = older_than_this ? - (jiffies - *older_than_this) * 1000 / HZ : -1; - __entry->moved = moved; - __entry->reason = work->reason; - ), - TP_printk("bdi %s: older=%lu age=%ld enqueue=%d reason=%s", - __entry->name, - __entry->older, /* older_than_this in jiffies */ - __entry->age, /* older_than_this in relative milliseconds */ - __entry->moved, - __print_symbolic(__entry->reason, WB_WORK_REASON) - ) -); - -TRACE_EVENT(global_dirty_state, - - TP_PROTO(unsigned long background_thresh, - unsigned long dirty_thresh - ), - - TP_ARGS(background_thresh, - dirty_thresh - ), - - TP_STRUCT__entry( - __field(unsigned long, nr_dirty) - __field(unsigned long, nr_writeback) - __field(unsigned long, nr_unstable) - __field(unsigned long, background_thresh) - __field(unsigned long, dirty_thresh) - __field(unsigned long, dirty_limit) - __field(unsigned long, nr_dirtied) - __field(unsigned long, nr_written) - ), - - TP_fast_assign( - __entry->nr_dirty = global_page_state(NR_FILE_DIRTY); - __entry->nr_writeback = global_page_state(NR_WRITEBACK); - __entry->nr_unstable = global_page_state(NR_UNSTABLE_NFS); - __entry->nr_dirtied = global_page_state(NR_DIRTIED); - __entry->nr_written = global_page_state(NR_WRITTEN); - __entry->background_thresh = background_thresh; - __entry->dirty_thresh = dirty_thresh; - __entry->dirty_limit = global_dirty_limit; - ), - - TP_printk("dirty=%lu writeback=%lu unstable=%lu " - "bg_thresh=%lu thresh=%lu limit=%lu " - "dirtied=%lu written=%lu", - __entry->nr_dirty, - __entry->nr_writeback, - __entry->nr_unstable, - __entry->background_thresh, - __entry->dirty_thresh, - __entry->dirty_limit, - __entry->nr_dirtied, - __entry->nr_written - ) -); - -#define KBps(x) ((x) << (PAGE_SHIFT - 10)) - -TRACE_EVENT(bdi_dirty_ratelimit, - - TP_PROTO(struct backing_dev_info *bdi, - unsigned long dirty_rate, - unsigned long task_ratelimit), - - TP_ARGS(bdi, dirty_rate, task_ratelimit), - - TP_STRUCT__entry( - __array(char, bdi, 32) - __field(unsigned long, write_bw) - __field(unsigned long, avg_write_bw) - __field(unsigned long, dirty_rate) - __field(unsigned long, dirty_ratelimit) - __field(unsigned long, task_ratelimit) - __field(unsigned long, balanced_dirty_ratelimit) - ), - - TP_fast_assign( - strlcpy(__entry->bdi, dev_name(bdi->dev), 32); - __entry->write_bw = KBps(bdi->write_bandwidth); - __entry->avg_write_bw = KBps(bdi->avg_write_bandwidth); - __entry->dirty_rate = KBps(dirty_rate); - __entry->dirty_ratelimit = KBps(bdi->dirty_ratelimit); - __entry->task_ratelimit = KBps(task_ratelimit); - __entry->balanced_dirty_ratelimit = - KBps(bdi->balanced_dirty_ratelimit); - ), - - TP_printk("bdi %s: " - "write_bw=%lu awrite_bw=%lu dirty_rate=%lu " - "dirty_ratelimit=%lu task_ratelimit=%lu " - "balanced_dirty_ratelimit=%lu", - __entry->bdi, - __entry->write_bw, /* write bandwidth */ - __entry->avg_write_bw, /* avg write bandwidth */ - __entry->dirty_rate, /* bdi dirty rate */ - __entry->dirty_ratelimit, /* base ratelimit */ - __entry->task_ratelimit, /* ratelimit with position control */ - __entry->balanced_dirty_ratelimit /* the balanced ratelimit */ - ) -); - -TRACE_EVENT(balance_dirty_pages, - - TP_PROTO(struct backing_dev_info *bdi, - unsigned long thresh, - unsigned long bg_thresh, - unsigned long dirty, - unsigned long bdi_thresh, - unsigned long bdi_dirty, - unsigned long dirty_ratelimit, - unsigned long task_ratelimit, - unsigned long dirtied, - unsigned long period, - long pause, - unsigned long start_time), - - TP_ARGS(bdi, thresh, bg_thresh, dirty, bdi_thresh, bdi_dirty, - dirty_ratelimit, task_ratelimit, - dirtied, period, pause, start_time), - - TP_STRUCT__entry( - __array( char, bdi, 32) - __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, dirty_ratelimit) - __field(unsigned long, task_ratelimit) - __field(unsigned int, dirtied) - __field(unsigned int, dirtied_pause) - __field(unsigned long, paused) - __field( long, pause) - __field(unsigned long, period) - __field( long, think) - ), - - TP_fast_assign( - unsigned long freerun = (thresh + bg_thresh) / 2; - strlcpy(__entry->bdi, dev_name(bdi->dev), 32); - - __entry->limit = global_dirty_limit; - __entry->setpoint = (global_dirty_limit + freerun) / 2; - __entry->dirty = dirty; - __entry->bdi_setpoint = __entry->setpoint * - bdi_thresh / (thresh + 1); - __entry->bdi_dirty = bdi_dirty; - __entry->dirty_ratelimit = KBps(dirty_ratelimit); - __entry->task_ratelimit = KBps(task_ratelimit); - __entry->dirtied = dirtied; - __entry->dirtied_pause = current->nr_dirtied_pause; - __entry->think = current->dirty_paused_when == 0 ? 0 : - (long)(jiffies - current->dirty_paused_when) * 1000/HZ; - __entry->period = period * 1000 / HZ; - __entry->pause = pause * 1000 / HZ; - __entry->paused = (jiffies - start_time) * 1000 / HZ; - ), - - - TP_printk("bdi %s: " - "limit=%lu setpoint=%lu dirty=%lu " - "bdi_setpoint=%lu bdi_dirty=%lu " - "dirty_ratelimit=%lu task_ratelimit=%lu " - "dirtied=%u dirtied_pause=%u " - "paused=%lu pause=%ld period=%lu think=%ld", - __entry->bdi, - __entry->limit, - __entry->setpoint, - __entry->dirty, - __entry->bdi_setpoint, - __entry->bdi_dirty, - __entry->dirty_ratelimit, - __entry->task_ratelimit, - __entry->dirtied, - __entry->dirtied_pause, - __entry->paused, /* ms */ - __entry->pause, /* ms */ - __entry->period, /* ms */ - __entry->think /* ms */ - ) -); - -DECLARE_EVENT_CLASS(writeback_congest_waited_template, - - TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed), - - TP_ARGS(usec_timeout, usec_delayed), - - TP_STRUCT__entry( - __field( unsigned int, usec_timeout ) - __field( unsigned int, usec_delayed ) - ), - - TP_fast_assign( - __entry->usec_timeout = usec_timeout; - __entry->usec_delayed = usec_delayed; - ), - - TP_printk("usec_timeout=%u usec_delayed=%u", - __entry->usec_timeout, - __entry->usec_delayed) -); - -DEFINE_EVENT(writeback_congest_waited_template, writeback_congestion_wait, - - TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed), - - TP_ARGS(usec_timeout, usec_delayed) -); - -DEFINE_EVENT(writeback_congest_waited_template, writeback_wait_iff_congested, - - TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed), - - TP_ARGS(usec_timeout, usec_delayed) -); - -DECLARE_EVENT_CLASS(writeback_single_inode_template, - - TP_PROTO(struct inode *inode, - struct writeback_control *wbc, - unsigned long nr_to_write - ), - - TP_ARGS(inode, wbc, nr_to_write), - - TP_STRUCT__entry( - __array(char, name, 32) - __field(unsigned long, ino) - __field(unsigned long, state) - __field(unsigned long, dirtied_when) - __field(unsigned long, writeback_index) - __field(long, nr_to_write) - __field(unsigned long, wrote) - ), - - TP_fast_assign( - strncpy(__entry->name, - dev_name(inode_to_bdi(inode)->dev), 32); - __entry->ino = inode->i_ino; - __entry->state = inode->i_state; - __entry->dirtied_when = inode->dirtied_when; - __entry->writeback_index = inode->i_mapping->writeback_index; - __entry->nr_to_write = nr_to_write; - __entry->wrote = nr_to_write - wbc->nr_to_write; - ), - - TP_printk("bdi %s: ino=%lu state=%s dirtied_when=%lu age=%lu " - "index=%lu to_write=%ld wrote=%lu", - __entry->name, - __entry->ino, - show_inode_state(__entry->state), - __entry->dirtied_when, - (jiffies - __entry->dirtied_when) / HZ, - __entry->writeback_index, - __entry->nr_to_write, - __entry->wrote - ) -); - -DEFINE_EVENT(writeback_single_inode_template, writeback_single_inode_requeue, - TP_PROTO(struct inode *inode, - struct writeback_control *wbc, - unsigned long nr_to_write), - TP_ARGS(inode, wbc, nr_to_write) -); - -DEFINE_EVENT(writeback_single_inode_template, writeback_single_inode, - TP_PROTO(struct inode *inode, - struct writeback_control *wbc, - unsigned long nr_to_write), - TP_ARGS(inode, wbc, nr_to_write) -); - -#endif /* _TRACE_WRITEBACK_H */ - -/* This part must be outside protection */ -#include <trace/define_trace.h> |