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authorIngo Molnar <mingo@elte.hu>2009-10-15 08:07:26 +0200
committerIngo Molnar <mingo@elte.hu>2009-10-15 08:07:30 +0200
commita0738a688d1105cbf8d71868a1e020c6cdf42d4c (patch)
tree2cad553a9def773ce79b8fc793f89c0634187109 /fs/btrfs/async-thread.h
parent89ccf465abe6b20d804a63ae20307970c441369d (diff)
parenta3ccf63ee643ef243cbf8918da8b3f9238f10029 (diff)
Merge branch 'linus' into x86/urgent
Merge reason: pull in latest, to be able to revert a patch there. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'fs/btrfs/async-thread.h')
-rw-r--r--fs/btrfs/async-thread.h10
1 files changed, 7 insertions, 3 deletions
diff --git a/fs/btrfs/async-thread.h b/fs/btrfs/async-thread.h
index fc089b95ec1..5077746cf85 100644
--- a/fs/btrfs/async-thread.h
+++ b/fs/btrfs/async-thread.h
@@ -64,6 +64,8 @@ struct btrfs_workers {
/* current number of running workers */
int num_workers;
+ int num_workers_starting;
+
/* max number of workers allowed. changed by btrfs_start_workers */
int max_workers;
@@ -78,9 +80,10 @@ struct btrfs_workers {
/*
* are we allowed to sleep while starting workers or are we required
- * to start them at a later time?
+ * to start them at a later time? If we can't sleep, this indicates
+ * which queue we need to use to schedule thread creation.
*/
- int atomic_worker_start;
+ struct btrfs_workers *atomic_worker_start;
/* list with all the work threads. The workers on the idle thread
* may be actively servicing jobs, but they haven't yet hit the
@@ -109,7 +112,8 @@ struct btrfs_workers {
int btrfs_queue_worker(struct btrfs_workers *workers, struct btrfs_work *work);
int btrfs_start_workers(struct btrfs_workers *workers, int num_workers);
int btrfs_stop_workers(struct btrfs_workers *workers);
-void btrfs_init_workers(struct btrfs_workers *workers, char *name, int max);
+void btrfs_init_workers(struct btrfs_workers *workers, char *name, int max,
+ struct btrfs_workers *async_starter);
int btrfs_requeue_work(struct btrfs_work *work);
void btrfs_set_work_high_prio(struct btrfs_work *work);
#endif