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| author | Stephen Rothwell <sfr@canb.auug.org.au> | 2022-06-28 16:54:05 +1000 |
|---|---|---|
| committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2022-06-28 16:54:05 +1000 |
| commit | 5f9df76887bf8170e8844f1907c13fbbb30e9c36 (patch) | |
| tree | 3b940f7e1c36605af69ffe3a3e9bc8fa53bd12a1 /include/linux/shrinker.h | |
| parent | 8f850ad6cf932b8b5125f9585cb397e08403cccd (diff) | |
| parent | 84b494dcbcc015419e629ced664d3b737e83336e (diff) | |
| download | linux-next-5f9df76887bf8170e8844f1907c13fbbb30e9c36.tar.gz | |
# Conflicts:
# include/linux/pagevec.h
Diffstat (limited to 'include/linux/shrinker.h')
| -rw-r--r-- | include/linux/shrinker.h | 31 |
1 files changed, 28 insertions, 3 deletions
diff --git a/include/linux/shrinker.h b/include/linux/shrinker.h index 76fbf92b04d9..64416f3e0a1f 100644 --- a/include/linux/shrinker.h +++ b/include/linux/shrinker.h @@ -73,6 +73,11 @@ struct shrinker { /* ID in shrinker_idr */ int id; #endif +#ifdef CONFIG_SHRINKER_DEBUG + int debugfs_id; + const char *name; + struct dentry *debugfs_entry; +#endif /* objs pending delete, per node */ atomic_long_t *nr_deferred; }; @@ -88,10 +93,30 @@ struct shrinker { */ #define SHRINKER_NONSLAB (1 << 3) -extern int prealloc_shrinker(struct shrinker *shrinker); +extern int prealloc_shrinker(struct shrinker *shrinker, const char *fmt, ...); extern void register_shrinker_prepared(struct shrinker *shrinker); -extern int register_shrinker(struct shrinker *shrinker); +extern int register_shrinker(struct shrinker *shrinker, const char *fmt, ...); extern void unregister_shrinker(struct shrinker *shrinker); extern void free_prealloced_shrinker(struct shrinker *shrinker); extern void synchronize_shrinkers(void); -#endif + +#ifdef CONFIG_SHRINKER_DEBUG +extern int shrinker_debugfs_add(struct shrinker *shrinker); +extern void shrinker_debugfs_remove(struct shrinker *shrinker); +extern int shrinker_debugfs_rename(struct shrinker *shrinker, + const char *fmt, ...); +#else /* CONFIG_SHRINKER_DEBUG */ +static inline int shrinker_debugfs_add(struct shrinker *shrinker) +{ + return 0; +} +static inline void shrinker_debugfs_remove(struct shrinker *shrinker) +{ +} +static inline int shrinker_debugfs_rename(struct shrinker *shrinker, + const char *fmt, ...) +{ + return 0; +} +#endif /* CONFIG_SHRINKER_DEBUG */ +#endif /* _LINUX_SHRINKER_H */ |