[PATCH] md: use proper little-endian bitops

From: Akinobu Mita
Date: Mon May 30 2011 - 08:55:35 EST


Using __test_and_{set,clear}_bit_le() with ignoring its return value
can be replaced with __{set,clear}_bit_le().

Signed-off-by: Akinobu Mita <akinobu.mita@xxxxxxxxx>
Cc: NeilBrown <neilb@xxxxxxx>
Cc: linux-raid@xxxxxxxxxxxxxxx
---
drivers/md/bitmap.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index 70bd738..52fa6cf 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -856,7 +856,7 @@ static void bitmap_file_set_bit(struct bitmap *bitmap, sector_t block)
if (bitmap->flags & BITMAP_HOSTENDIAN)
set_bit(bit, kaddr);
else
- __test_and_set_bit_le(bit, kaddr);
+ __set_bit_le(bit, kaddr);
kunmap_atomic(kaddr, KM_USER0);
PRINTK("set file bit %lu page %lu\n", bit, page->index);
}
@@ -1228,7 +1228,7 @@ void bitmap_daemon_work(mddev_t *mddev)
clear_bit(file_page_offset(bitmap, j),
paddr);
else
- __test_and_clear_bit_le(file_page_offset(bitmap, j),
+ __clear_bit_le(file_page_offset(bitmap, j),
paddr);
kunmap_atomic(paddr, KM_USER0);
} else
--
1.7.4.4

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