kernel: remove PF_FLUSHER

PF_FLUSHER is only ever set, not tested, remove it. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Jens Axboe <axboe@kernel.dk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
git-mirror · Oct 26, 2010 · 766f916 · 766f916
1 parent 4ce6494
commit 766f916
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Showing 3 changed files with 2 additions and 3 deletions.
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
@@ -794,7 +794,7 @@ int bdi_writeback_thread(void *data)
 	struct backing_dev_info *bdi = wb->bdi;
 	long pages_written;
 
-	current->flags |= PF_FLUSHER | PF_SWAPWRITE;
+	current->flags |= PF_SWAPWRITE;
 	set_freezable();
 	wb->last_active = jiffies;
 

diff --git a/include/linux/sched.h b/include/linux/sched.h
@@ -1706,7 +1706,6 @@ extern void thread_group_times(struct task_struct *p, cputime_t *ut, cputime_t *
 #define PF_DUMPCORE	0x00000200	/* dumped core */
 #define PF_SIGNALED	0x00000400	/* killed by a signal */
 #define PF_MEMALLOC	0x00000800	/* Allocating memory */
-#define PF_FLUSHER	0x00001000	/* responsible for disk writeback */
 #define PF_USED_MATH	0x00002000	/* if unset the fpu must be initialized before use */
 #define PF_FREEZING	0x00004000	/* freeze in progress. do not account to load */
 #define PF_NOFREEZE	0x00008000	/* this thread should not be frozen */

diff --git a/mm/backing-dev.c b/mm/backing-dev.c
@@ -362,7 +362,7 @@ static int bdi_forker_thread(void *ptr)
 {
 	struct bdi_writeback *me = ptr;
 
-	current->flags |= PF_FLUSHER | PF_SWAPWRITE;
+	current->flags |= PF_SWAPWRITE;
 	set_freezable();
 
 	/*