diff options
Diffstat (limited to 'include/linux/sbitmap.h')
| -rw-r--r-- | include/linux/sbitmap.h | 19 |
1 files changed, 1 insertions, 18 deletions
diff --git a/include/linux/sbitmap.h b/include/linux/sbitmap.h index 189140bf11fc..ffb9907c7070 100644 --- a/include/linux/sbitmap.h +++ b/include/linux/sbitmap.h @@ -210,23 +210,6 @@ void sbitmap_resize(struct sbitmap *sb, unsigned int depth); int sbitmap_get(struct sbitmap *sb); /** - * sbitmap_get_shallow() - Try to allocate a free bit from a &struct sbitmap, - * limiting the depth used from each word. - * @sb: Bitmap to allocate from. - * @shallow_depth: The maximum number of bits to allocate from a single word. - * - * This rather specific operation allows for having multiple users with - * different allocation limits. E.g., there can be a high-priority class that - * uses sbitmap_get() and a low-priority class that uses sbitmap_get_shallow() - * with a @shallow_depth of (1 << (@sb->shift - 1)). Then, the low-priority - * class can only allocate half of the total bits in the bitmap, preventing it - * from starving out the high-priority class. - * - * Return: Non-negative allocated bit number if successful, -1 otherwise. - */ -int sbitmap_get_shallow(struct sbitmap *sb, unsigned long shallow_depth); - -/** * sbitmap_any_bit_set() - Check for a set bit in a &struct sbitmap. * @sb: Bitmap to check. * @@ -478,7 +461,7 @@ unsigned long __sbitmap_queue_get_batch(struct sbitmap_queue *sbq, int nr_tags, * sbitmap_queue, limiting the depth used from each word, with preemption * already disabled. * @sbq: Bitmap queue to allocate from. - * @shallow_depth: The maximum number of bits to allocate from a single word. + * @shallow_depth: The maximum number of bits to allocate from the queue. * See sbitmap_get_shallow(). * * If you call this, make sure to call sbitmap_queue_min_shallow_depth() after |