diff options
Diffstat (limited to 'mm/internal.h')
| -rw-r--r-- | mm/internal.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/mm/internal.h b/mm/internal.h index 0471d6326d01..a273f4d948d8 100644 --- a/mm/internal.h +++ b/mm/internal.h @@ -1160,6 +1160,20 @@ unsigned long shrink_slab(gfp_t gfp_mask, int nid, struct mem_cgroup *memcg, int priority); #ifdef CONFIG_SHRINKER_DEBUG +static inline int shrinker_debugfs_name_alloc(struct shrinker *shrinker, + const char *fmt, va_list ap) +{ + shrinker->name = kvasprintf_const(GFP_KERNEL, fmt, ap); + + return shrinker->name ? 0 : -ENOMEM; +} + +static inline void shrinker_debugfs_name_free(struct shrinker *shrinker) +{ + kfree_const(shrinker->name); + shrinker->name = NULL; +} + extern int shrinker_debugfs_add(struct shrinker *shrinker); extern struct dentry *shrinker_debugfs_detach(struct shrinker *shrinker, int *debugfs_id); @@ -1170,6 +1184,14 @@ static inline int shrinker_debugfs_add(struct shrinker *shrinker) { return 0; } +static inline int shrinker_debugfs_name_alloc(struct shrinker *shrinker, + const char *fmt, va_list ap) +{ + return 0; +} +static inline void shrinker_debugfs_name_free(struct shrinker *shrinker) +{ +} static inline struct dentry *shrinker_debugfs_detach(struct shrinker *shrinker, int *debugfs_id) { |