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-rw-r--r--drivers/md/bcache/util.h12
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/md/bcache/util.h b/drivers/md/bcache/util.h
index 1ae2a73ad85f..ea345c6896f4 100644
--- a/drivers/md/bcache/util.h
+++ b/drivers/md/bcache/util.h
@@ -450,17 +450,23 @@ read_attribute(name ## _last_ ## frequency_units)
450 (ewma) >> factor; \ 450 (ewma) >> factor; \
451}) 451})
452 452
453struct ratelimit { 453struct bch_ratelimit {
454 /* Next time we want to do some work, in nanoseconds */
454 uint64_t next; 455 uint64_t next;
456
457 /*
458 * Rate at which we want to do work, in units per nanosecond
459 * The units here correspond to the units passed to bch_next_delay()
460 */
455 unsigned rate; 461 unsigned rate;
456}; 462};
457 463
458static inline void ratelimit_reset(struct ratelimit *d) 464static inline void bch_ratelimit_reset(struct bch_ratelimit *d)
459{ 465{
460 d->next = local_clock(); 466 d->next = local_clock();
461} 467}
462 468
463unsigned bch_next_delay(struct ratelimit *d, uint64_t done); 469uint64_t bch_next_delay(struct bch_ratelimit *d, uint64_t done);
464 470
465#define __DIV_SAFE(n, d, zero) \ 471#define __DIV_SAFE(n, d, zero) \
466({ \ 472({ \