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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-05-28 09:54:45 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-05-28 09:54:45 -0700 |
| commit | 90324cc1b11a211e37eabd8cb863e1a1561d6b1d (patch) | |
| tree | c8b79c6850420a114ca6660c1b44fc486b1ba86d /include/trace | |
| parent | fb8b00675eb6462aacab56bca31ed6107bda5314 (diff) | |
| parent | 169ebd90131b2ffca74bb2dbe7eeacd39fb83714 (diff) | |
Merge tag 'writeback' of git://git.kernel.org/pub/scm/linux/kernel/git/wfg/linux
Pull writeback tree from Wu Fengguang:
"Mainly from Jan Kara to avoid iput() in the flusher threads."
* tag 'writeback' of git://git.kernel.org/pub/scm/linux/kernel/git/wfg/linux:
writeback: Avoid iput() from flusher thread
vfs: Rename end_writeback() to clear_inode()
vfs: Move waiting for inode writeback from end_writeback() to evict_inode()
writeback: Refactor writeback_single_inode()
writeback: Remove wb->list_lock from writeback_single_inode()
writeback: Separate inode requeueing after writeback
writeback: Move I_DIRTY_PAGES handling
writeback: Move requeueing when I_SYNC set to writeback_sb_inodes()
writeback: Move clearing of I_SYNC into inode_sync_complete()
writeback: initialize global_dirty_limit
fs: remove 8 bytes of padding from struct writeback_control on 64 bit builds
mm: page-writeback.c: local functions should not be exposed globally
Diffstat (limited to 'include/trace')
| -rw-r--r-- | include/trace/events/writeback.h | 36 |
1 files changed, 29 insertions, 7 deletions
diff --git a/include/trace/events/writeback.h b/include/trace/events/writeback.h index 7b81887b023..b453d92c225 100644 --- a/include/trace/events/writeback.h +++ b/include/trace/events/writeback.h @@ -372,6 +372,35 @@ TRACE_EVENT(balance_dirty_pages, ) ); +TRACE_EVENT(writeback_sb_inodes_requeue, + + TP_PROTO(struct inode *inode), + TP_ARGS(inode), + + TP_STRUCT__entry( + __array(char, name, 32) + __field(unsigned long, ino) + __field(unsigned long, state) + __field(unsigned long, dirtied_when) + ), + + 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; + ), + + TP_printk("bdi %s: ino=%lu state=%s dirtied_when=%lu age=%lu", + __entry->name, + __entry->ino, + show_inode_state(__entry->state), + __entry->dirtied_when, + (jiffies - __entry->dirtied_when) / HZ + ) +); + DECLARE_EVENT_CLASS(writeback_congest_waited_template, TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed), @@ -450,13 +479,6 @@ DECLARE_EVENT_CLASS(writeback_single_inode_template, ) ); -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, |