diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/md/bitmap.c | 37 |
1 files changed, 3 insertions, 34 deletions
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c index 1a93ed1fb8df..2d25f3aebd4e 100644 --- a/drivers/md/bitmap.c +++ b/drivers/md/bitmap.c @@ -640,38 +640,6 @@ out_no_sb: return err; } -enum bitmap_mask_op { - MASK_SET, - MASK_UNSET -}; - -/* record the state of the bitmap in the superblock. Return the old value */ -static int bitmap_mask_state(struct bitmap *bitmap, enum bitmap_state bits, - enum bitmap_mask_op op) -{ - bitmap_super_t *sb; - int old; - - if (!bitmap->storage.sb_page) /* can't set the state */ - return 0; - sb = kmap_atomic(bitmap->storage.sb_page); - old = le32_to_cpu(sb->state) & bits; - switch (op) { - case MASK_SET: - sb->state |= cpu_to_le32(bits); - bitmap->flags |= bits; - break; - case MASK_UNSET: - sb->state &= cpu_to_le32(~bits); - bitmap->flags &= ~bits; - break; - default: - BUG(); - } - kunmap_atomic(sb); - return old; -} - /* * general bitmap file operations */ @@ -828,7 +796,8 @@ static void bitmap_file_kick(struct bitmap *bitmap) { char *path, *ptr = NULL; - if (bitmap_mask_state(bitmap, BITMAP_STALE, MASK_SET) == 0) { + if (!(bitmap->flags & BITMAP_STALE)) { + bitmap->flags |= BITMAP_STALE; bitmap_update_sb(bitmap); if (bitmap->storage.file) { @@ -1830,7 +1799,7 @@ int bitmap_load(struct mddev *mddev) if (err) goto out; - bitmap_mask_state(bitmap, BITMAP_STALE, MASK_UNSET); + bitmap->flags &= ~BITMAP_STALE; /* Kick recovery in case any bits were set */ set_bit(MD_RECOVERY_NEEDED, &bitmap->mddev->recovery); |