Commit 27d5ea04 authored by Namhyung Kim's avatar Namhyung Kim Committed by NeilBrown
Browse files

md/bitmap: use proper accessor macro 



Use COUNTER()/NEEDED() macro instead of open-coding them.

Signed-off-by: default avatarNamhyung Kim <namhyung@gmail.com>
Signed-off-by: default avatarNeilBrown <neilb@suse.de>
parent 01393f3d

drivers/md/bitmap.c

+3 −3
Original line number Diff line number Diff line
@@ -1408,7 +1408,7 @@ int bitmap_startwrite(struct bitmap *bitmap, sector_t offset, unsigned long sect 
			return 0;

		}



		if (unlikely((*bmc & COUNTER_MAX) == COUNTER_MAX)) {

		if (unlikely(COUNTER(*bmc) == COUNTER_MAX)) {

			DEFINE_WAIT(__wait);

			/* note that it is safe to do the prepare_to_wait

			 * after the test as long as we do it before dropping
@@ -1480,10 +1480,10 @@ void bitmap_endwrite(struct bitmap *bitmap, sector_t offset, unsigned long secto 
			sysfs_notify_dirent_safe(bitmap->sysfs_can_clear);

		}



		if (!success && ! (*bmc & NEEDED_MASK))

		if (!success && !NEEDED(*bmc))

			*bmc |= NEEDED_MASK;



		if ((*bmc & COUNTER_MAX) == COUNTER_MAX)

		if (COUNTER(*bmc) == COUNTER_MAX)

			wake_up(&bitmap->overflow_wait);



		(*bmc)--;