Commit 708edafa authored by John Garry's avatar John Garry Committed by Jens Axboe
Browse files

sbitmap: Delete sbitmap_any_bit_clear() 



Since the only caller of this function has been deleted, delete this one
also.

Signed-off-by: default avatarJohn Garry <john.garry@huawei.com>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent cb711b91

include/linux/sbitmap.h

+0 −9
Original line number Diff line number Diff line
@@ -216,15 +216,6 @@ int sbitmap_get_shallow(struct sbitmap *sb, unsigned int alloc_hint, 
 */

bool sbitmap_any_bit_set(const struct sbitmap *sb);



/**

 * sbitmap_any_bit_clear() - Check for an unset bit in a &struct

 * sbitmap.

 * @sb: Bitmap to check.

 *

 * Return: true if any bit in the bitmap is clear, false otherwise.

 */

bool sbitmap_any_bit_clear(const struct sbitmap *sb);



#define SB_NR_TO_INDEX(sb, bitnr) ((bitnr) >> (sb)->shift)

#define SB_NR_TO_BIT(sb, bitnr) ((bitnr) & ((1U << (sb)->shift) - 1U))

lib/sbitmap.c

+0 −17
Original line number Diff line number Diff line
@@ -236,23 +236,6 @@ bool sbitmap_any_bit_set(const struct sbitmap *sb) 
}

EXPORT_SYMBOL_GPL(sbitmap_any_bit_set);



bool sbitmap_any_bit_clear(const struct sbitmap *sb)

{

	unsigned int i;



	for (i = 0; i < sb->map_nr; i++) {

		const struct sbitmap_word *word = &sb->map[i];

		unsigned long mask = word->word & ~word->cleared;

		unsigned long ret;



		ret = find_first_zero_bit(&mask, word->depth);

		if (ret < word->depth)

			return true;

	}

	return false;

}

EXPORT_SYMBOL_GPL(sbitmap_any_bit_clear);



static unsigned int __sbitmap_weight(const struct sbitmap *sb, bool set)

{

	unsigned int i, weight = 0;