diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index a8c8232852bb..fe25ff9cebbe 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -83,11 +83,26 @@ void f2fs_build_fault_attr(struct f2fs_sb_info *sbi, unsigned int rate, #endif /* f2fs-wide shrinker description */ -static struct shrinker f2fs_shrinker_info = { - .scan_objects = f2fs_shrink_scan, - .count_objects = f2fs_shrink_count, - .seeks = DEFAULT_SEEKS, -}; +static struct shrinker *f2fs_shrinker_info; + +static int __init f2fs_init_shrinker(void) +{ + f2fs_shrinker_info = shrinker_alloc(0, "f2fs-shrinker"); + if (!f2fs_shrinker_info) + return -ENOMEM; + + f2fs_shrinker_info->count_objects = f2fs_shrink_count; + f2fs_shrinker_info->scan_objects = f2fs_shrink_scan; + + shrinker_register(f2fs_shrinker_info); + + return 0; +} + +static void f2fs_exit_shrinker(void) +{ + shrinker_free(f2fs_shrinker_info); +} enum { Opt_gc_background, @@ -4944,7 +4959,7 @@ static int __init init_f2fs_fs(void) err = f2fs_init_sysfs(); if (err) goto free_garbage_collection_cache; - err = register_shrinker(&f2fs_shrinker_info, "f2fs-shrinker"); + err = f2fs_init_shrinker(); if (err) goto free_sysfs; err = register_filesystem(&f2fs_fs_type); @@ -4989,7 +5004,7 @@ free_root_stats: f2fs_destroy_root_stats(); unregister_filesystem(&f2fs_fs_type); free_shrinker: - unregister_shrinker(&f2fs_shrinker_info); + f2fs_exit_shrinker(); free_sysfs: f2fs_exit_sysfs(); free_garbage_collection_cache: @@ -5021,7 +5036,7 @@ static void __exit exit_f2fs_fs(void) f2fs_destroy_post_read_processing(); f2fs_destroy_root_stats(); unregister_filesystem(&f2fs_fs_type); - unregister_shrinker(&f2fs_shrinker_info); + f2fs_exit_shrinker(); f2fs_exit_sysfs(); f2fs_destroy_garbage_collection_cache(); f2fs_destroy_extent_cache();