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dm: Avoid namespace collision with bitmap API

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bitmap API (include/linux/bitmap.h) has 'bitmap' prefix for its methods.

On the other hand DM bitmap API is special case.
Adding 'dm' prefix to it to avoid potential name space collision.

No functional changes intended.

Suggested-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Andy Shevchenko 2018-08-01 15:17:58 -07:00 committed by Dmitry Torokhov
parent 29dcea8877
commit 5cc9cdf631
1 changed files with 10 additions and 10 deletions
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20
drivers/md/persistent-data/dm-space-map-common.c
View file

@ -69,9 +69,9 @@ static struct dm_block_validator index_validator = {
*/
#define BITMAP_CSUM_XOR 240779
static void bitmap_prepare_for_write(struct dm_block_validator *v,
struct dm_block *b,
size_t block_size)
static void dm_bitmap_prepare_for_write(struct dm_block_validator *v,
struct dm_block *b,
size_t block_size)
{
struct disk_bitmap_header *disk_header = dm_block_data(b);
@ -81,9 +81,9 @@ static void bitmap_prepare_for_write(struct dm_block_validator *v,
BITMAP_CSUM_XOR));
}
static int bitmap_check(struct dm_block_validator *v,
struct dm_block *b,
size_t block_size)
static int dm_bitmap_check(struct dm_block_validator *v,
struct dm_block *b,
size_t block_size)
{
struct disk_bitmap_header *disk_header = dm_block_data(b);
__le32 csum_disk;
@ -108,8 +108,8 @@ static int bitmap_check(struct dm_block_validator *v,
static struct dm_block_validator dm_sm_bitmap_validator = {
.name = "sm_bitmap",
.prepare_for_write = bitmap_prepare_for_write,
.check = bitmap_check
.prepare_for_write = dm_bitmap_prepare_for_write,
.check = dm_bitmap_check,
};
/*----------------------------------------------------------------*/
@ -124,7 +124,7 @@ static void *dm_bitmap_data(struct dm_block *b)
#define WORD_MASK_HIGH 0xAAAAAAAAAAAAAAAAULL
static unsigned bitmap_word_used(void *addr, unsigned b)
static unsigned dm_bitmap_word_used(void *addr, unsigned b)
{
__le64 *words_le = addr;
__le64 *w_le = words_le + (b >> ENTRIES_SHIFT);
@ -170,7 +170,7 @@ static int sm_find_free(void *addr, unsigned begin, unsigned end,
{
while (begin < end) {
if (!(begin & (ENTRIES_PER_WORD - 1)) &&
bitmap_word_used(addr, begin)) {
dm_bitmap_word_used(addr, begin)) {
begin += ENTRIES_PER_WORD;
continue;
}