| /* 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); |
| |
| bool damos_sysfs_regions_upd_done(void); |
| |
| 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); |