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-rw-r--r--fs/ext4/ext4.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 0c565c9..6e16c18 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -888,6 +888,8 @@ struct ext4_inode_info {
/* extents status tree */
struct ext4_es_tree i_es_tree;
rwlock_t i_es_lock;
+ struct list_head i_es_lru;
+ unsigned int i_es_lru_nr; /* protected by i_es_lock */
/* ialloc */
ext4_group_t i_last_alloc_group;
@@ -1303,6 +1305,11 @@ struct ext4_sb_info {
/* Precomputed FS UUID checksum for seeding other checksums */
__u32 s_csum_seed;
+
+ /* Reclaim extents from extent status tree */
+ struct shrinker s_es_shrinker;
+ struct list_head s_es_lru;
+ spinlock_t s_es_lru_lock ____cacheline_aligned_in_smp;
};
static inline struct ext4_sb_info *EXT4_SB(struct super_block *sb)
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