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[PATCH v2 08/47] erofs: dynamically allocate the erofs-shrinker



Use new APIs to dynamically allocate the erofs-shrinker.

Signed-off-by: Qi Zheng <zhengqi.arch@xxxxxxxxxxxxx>
---
 fs/erofs/utils.c | 20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/fs/erofs/utils.c b/fs/erofs/utils.c
index cc6fb9e98899..389de06e1065 100644
--- a/fs/erofs/utils.c
+++ b/fs/erofs/utils.c
@@ -270,19 +270,25 @@ static unsigned long erofs_shrink_scan(struct shrinker 
*shrink,
        return freed;
 }
 
-static struct shrinker erofs_shrinker_info = {
-       .scan_objects = erofs_shrink_scan,
-       .count_objects = erofs_shrink_count,
-       .seeks = DEFAULT_SEEKS,
-};
+static struct shrinker *erofs_shrinker_info;
 
 int __init erofs_init_shrinker(void)
 {
-       return register_shrinker(&erofs_shrinker_info, "erofs-shrinker");
+       erofs_shrinker_info = shrinker_alloc(0, "erofs-shrinker");
+       if (!erofs_shrinker_info)
+               return -ENOMEM;
+
+       erofs_shrinker_info->count_objects = erofs_shrink_count;
+       erofs_shrinker_info->scan_objects = erofs_shrink_scan;
+       erofs_shrinker_info->seeks = DEFAULT_SEEKS;
+
+       shrinker_register(erofs_shrinker_info);
+
+       return 0;
 }
 
 void erofs_exit_shrinker(void)
 {
-       unregister_shrinker(&erofs_shrinker_info);
+       shrinker_unregister(erofs_shrinker_info);
 }
 #endif /* !CONFIG_EROFS_FS_ZIP */
-- 
2.30.2




 


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