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Subject[PATCH 18/22] md: use little endian bit operations
Date
As a preparation for removing ext2 non-atomic bit operations from
asm/bitops.h. This converts ext2 non-atomic bit operations to
little endian bit operations.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Neil Brown <neilb@suse.de>
Cc: linux-raid@vger.kernel.org
---
drivers/md/bitmap.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index e4fb58d..2a37051 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -850,7 +850,7 @@ static void bitmap_file_set_bit(struct bitmap *bitmap, sector_t block)
if (bitmap->flags & BITMAP_HOSTENDIAN)
set_bit(bit, kaddr);
else
- ext2_set_bit(bit, kaddr);
+ __test_and_set_le_bit(bit, kaddr);
kunmap_atomic(kaddr, KM_USER0);
PRINTK("set file bit %lu page %lu\n", bit, page->index);
}
@@ -1046,7 +1046,7 @@ static int bitmap_init_from_disk(struct bitmap *bitmap, sector_t start)
if (bitmap->flags & BITMAP_HOSTENDIAN)
b = test_bit(bit, paddr);
else
- b = ext2_test_bit(bit, paddr);
+ b = test_le_bit(bit, paddr);
kunmap_atomic(paddr, KM_USER0);
if (b) {
/* if the disk bit is set, set the memory bit */
@@ -1222,7 +1222,7 @@ void bitmap_daemon_work(mddev_t *mddev)
clear_bit(file_page_offset(bitmap, j),
paddr);
else
- ext2_clear_bit(file_page_offset(bitmap, j),
+ __test_and_clear_le_bit(file_page_offset(bitmap, j),
paddr);
kunmap_atomic(paddr, KM_USER0);
} else
--
1.7.1.231.gd0b16


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