mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-28 11:18:45 +07:00
a5ae4300c1
Another minor performance optimization Signed-off-by: Kent Overstreet <kmo@daterainc.com>
61 lines
1.2 KiB
C
61 lines
1.2 KiB
C
#ifndef _BCACHE_REQUEST_H_
|
|
#define _BCACHE_REQUEST_H_
|
|
|
|
#include <linux/cgroup.h>
|
|
|
|
struct data_insert_op {
|
|
struct closure cl;
|
|
struct cache_set *c;
|
|
struct bio *bio;
|
|
|
|
unsigned inode;
|
|
uint16_t write_point;
|
|
uint16_t write_prio;
|
|
short error;
|
|
|
|
union {
|
|
uint16_t flags;
|
|
|
|
struct {
|
|
unsigned bypass:1;
|
|
unsigned writeback:1;
|
|
unsigned flush_journal:1;
|
|
unsigned csum:1;
|
|
|
|
unsigned replace:1;
|
|
unsigned replace_collision:1;
|
|
|
|
unsigned insert_data_done:1;
|
|
};
|
|
};
|
|
|
|
struct keylist insert_keys;
|
|
BKEY_PADDED(replace_key);
|
|
};
|
|
|
|
unsigned bch_get_congested(struct cache_set *);
|
|
void bch_data_insert(struct closure *cl);
|
|
|
|
void bch_cached_dev_request_init(struct cached_dev *dc);
|
|
void bch_flash_dev_request_init(struct bcache_device *d);
|
|
|
|
extern struct kmem_cache *bch_search_cache, *bch_passthrough_cache;
|
|
|
|
struct bch_cgroup {
|
|
#ifdef CONFIG_CGROUP_BCACHE
|
|
struct cgroup_subsys_state css;
|
|
#endif
|
|
/*
|
|
* We subtract one from the index into bch_cache_modes[], so that
|
|
* default == -1; this makes it so the rest match up with d->cache_mode,
|
|
* and we use d->cache_mode if cgrp->cache_mode < 0
|
|
*/
|
|
short cache_mode;
|
|
bool verify;
|
|
struct cache_stat_collector stats;
|
|
};
|
|
|
|
struct bch_cgroup *bch_bio_to_cgroup(struct bio *bio);
|
|
|
|
#endif /* _BCACHE_REQUEST_H_ */
|