OpenCloudOS-Kernel/mm/damon/sysfs-common.h

57 lines
1.4 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common Primitives for DAMON Sysfs Interface
*
* Author: SeongJae Park <sj@kernel.org>
*/
#include <linux/damon.h>
#include <linux/kobject.h>
extern struct mutex damon_sysfs_lock;
struct damon_sysfs_ul_range {
struct kobject kobj;
unsigned long min;
unsigned long max;
};
struct damon_sysfs_ul_range *damon_sysfs_ul_range_alloc(
unsigned long min,
unsigned long max);
void damon_sysfs_ul_range_release(struct kobject *kobj);
extern const struct kobj_type damon_sysfs_ul_range_ktype;
/*
* schemes directory
*/
struct damon_sysfs_schemes {
struct kobject kobj;
struct damon_sysfs_scheme **schemes_arr;
int nr;
};
struct damon_sysfs_schemes *damon_sysfs_schemes_alloc(void);
void damon_sysfs_schemes_rm_dirs(struct damon_sysfs_schemes *schemes);
extern const struct kobj_type damon_sysfs_schemes_ktype;
int damon_sysfs_set_schemes(struct damon_ctx *ctx,
struct damon_sysfs_schemes *sysfs_schemes);
void damon_sysfs_schemes_update_stats(
struct damon_sysfs_schemes *sysfs_schemes,
struct damon_ctx *ctx);
int damon_sysfs_schemes_update_regions_start(
struct damon_sysfs_schemes *sysfs_schemes,
struct damon_ctx *ctx, bool total_bytes_only);
int damon_sysfs_schemes_update_regions_stop(struct damon_ctx *ctx);
int damon_sysfs_schemes_clear_regions(
struct damon_sysfs_schemes *sysfs_schemes,
struct damon_ctx *ctx);