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block: remove the second argument of k[un]map_atomic()

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Signed-off-by: Cong Wang <amwang@redhat.com>
This commit is contained in:
Cong Wang
2011-11-25 23:14:18 +08:00
committed by Cong Wang
parent 496cda8e75
commit cfd8005c99
5 changed files with 42 additions and 42 deletions
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drivers/block/loop.c
+8 -8
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@@ -93,16 +93,16 @@ static int transfer_none(struct loop_device *lo, int cmd,
struct page *loop_page, unsigned loop_off,
int size, sector_t real_block)
{
char *raw_buf = kmap_atomic(raw_page, KM_USER0) + raw_off;
char *loop_buf = kmap_atomic(loop_page, KM_USER1) + loop_off;
char *raw_buf = kmap_atomic(raw_page) + raw_off;
char *loop_buf = kmap_atomic(loop_page) + loop_off;
if (cmd == READ)
memcpy(loop_buf, raw_buf, size);
else
memcpy(raw_buf, loop_buf, size);
kunmap_atomic(loop_buf, KM_USER1);
kunmap_atomic(raw_buf, KM_USER0);
kunmap_atomic(loop_buf);
kunmap_atomic(raw_buf);
cond_resched();
return 0;
}
@@ -112,8 +112,8 @@ static int transfer_xor(struct loop_device *lo, int cmd,
struct page *loop_page, unsigned loop_off,
int size, sector_t real_block)
{
char *raw_buf = kmap_atomic(raw_page, KM_USER0) + raw_off;
char *loop_buf = kmap_atomic(loop_page, KM_USER1) + loop_off;
char *raw_buf = kmap_atomic(raw_page) + raw_off;
char *loop_buf = kmap_atomic(loop_page) + loop_off;
char *in, *out, *key;
int i, keysize;
@@ -130,8 +130,8 @@ static int transfer_xor(struct loop_device *lo, int cmd,
for (i = 0; i < size; i++)
*out++ = *in++ ^ key[(i & 511) % keysize];
kunmap_atomic(loop_buf, KM_USER1);
kunmap_atomic(raw_buf, KM_USER0);
kunmap_atomic(loop_buf);
kunmap_atomic(raw_buf);
cond_resched();
return 0;
}