Revision f3de082c12e5e9ff43c58a7561f6ec3272d03a48 authored by Linus Torvalds on 30 December 2016, 17:29:50 UTC, committed by Linus Torvalds on 30 December 2016, 17:29:50 UTC
Pull crypto fix from Herbert Xu: "This fixes a boot failure on some platforms when crypto self test is enabled along with the new acomp interface" * 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: crypto: testmgr - Use heap buffer for acomp test input
blk-stat.h
#ifndef BLK_STAT_H
#define BLK_STAT_H
/*
* ~0.13s window as a power-of-2 (2^27 nsecs)
*/
#define BLK_STAT_NSEC 134217728ULL
#define BLK_STAT_NSEC_MASK ~(BLK_STAT_NSEC - 1)
/*
* Upper 3 bits can be used elsewhere
*/
#define BLK_STAT_RES_BITS 3
#define BLK_STAT_SHIFT (64 - BLK_STAT_RES_BITS)
#define BLK_STAT_TIME_MASK ((1ULL << BLK_STAT_SHIFT) - 1)
#define BLK_STAT_MASK ~BLK_STAT_TIME_MASK
enum {
BLK_STAT_READ = 0,
BLK_STAT_WRITE,
};
void blk_stat_add(struct blk_rq_stat *, struct request *);
void blk_hctx_stat_get(struct blk_mq_hw_ctx *, struct blk_rq_stat *);
void blk_queue_stat_get(struct request_queue *, struct blk_rq_stat *);
void blk_stat_clear(struct request_queue *);
void blk_stat_init(struct blk_rq_stat *);
bool blk_stat_is_current(struct blk_rq_stat *);
void blk_stat_set_issue_time(struct blk_issue_stat *);
bool blk_stat_enable(struct request_queue *);
static inline u64 __blk_stat_time(u64 time)
{
return time & BLK_STAT_TIME_MASK;
}
static inline u64 blk_stat_time(struct blk_issue_stat *stat)
{
return __blk_stat_time(stat->time);
}
#endif
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