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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-06 19:02:23 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-06 19:02:23 -0800 |
commit | 208bca0860406d16398145ddd950036a737c3c9d (patch) | |
tree | 7797a16c17d8bd155120126fa7976727fc6de013 /include/linux/sched.h | |
parent | 6aad3738f6a79fd0ca480eaceefe064cc471f6eb (diff) | |
parent | 0e175a1835ffc979e55787774e58ec79e41957d7 (diff) |
Merge branch 'writeback-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/wfg/linux
* 'writeback-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/wfg/linux:
writeback: Add a 'reason' to wb_writeback_work
writeback: send work item to queue_io, move_expired_inodes
writeback: trace event balance_dirty_pages
writeback: trace event bdi_dirty_ratelimit
writeback: fix ppc compile warnings on do_div(long long, unsigned long)
writeback: per-bdi background threshold
writeback: dirty position control - bdi reserve area
writeback: control dirty pause time
writeback: limit max dirty pause time
writeback: IO-less balance_dirty_pages()
writeback: per task dirty rate limit
writeback: stabilize bdi->dirty_ratelimit
writeback: dirty rate control
writeback: add bg_threshold parameter to __bdi_update_bandwidth()
writeback: dirty position control
writeback: account per-bdi accumulated dirtied pages
Diffstat (limited to 'include/linux/sched.h')
-rw-r--r-- | include/linux/sched.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index e8acce717d2a..68daf4f27e2c 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1522,6 +1522,13 @@ struct task_struct { int make_it_fail; #endif struct prop_local_single dirties; + /* + * when (nr_dirtied >= nr_dirtied_pause), it's time to call + * balance_dirty_pages() for some dirty throttling pause + */ + int nr_dirtied; + int nr_dirtied_pause; + #ifdef CONFIG_LATENCYTOP int latency_record_count; struct latency_record latency_record[LT_SAVECOUNT]; |