btrfs: open code trivial btrfs_lru_cache_size()

The helper is really trivial, reading a cache size can be done directly.

Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/lru_cache.h b/fs/btrfs/lru_cache.h
index 390a12b61fd28e008c199969ea5c6b4792abb1c3..e32906ab6faaab89c675bef6f553a3b83092029c 100644 (file)
--- a/fs/btrfs/lru_cache.h
+++ b/fs/btrfs/lru_cache.h
@@ -52,11 +52,6 @@ struct btrfs_lru_cache {
 #define btrfs_lru_cache_for_each_entry_safe(cache, entry, tmp)         \
        list_for_each_entry_safe_reverse((entry), (tmp), &(cache)->lru_list, lru_list)
 
-static inline unsigned int btrfs_lru_cache_size(const struct btrfs_lru_cache *cache)
-{
-       return cache->size;
-}
-
 static inline struct btrfs_lru_cache_entry *btrfs_lru_cache_lru_entry(
                                              struct btrfs_lru_cache *cache)
 {

diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c
index a5da096c64fedcb035ab0de67c17a51785aaec5c..50b4a76ac88eb33b69094d18582f9e3e38efd58b 100644 (file)
--- a/fs/btrfs/send.c
+++ b/fs/btrfs/send.c
@@ -1418,7 +1418,7 @@ static bool lookup_backref_cache(u64 leaf_bytenr, void *ctx,
        struct btrfs_lru_cache_entry *raw_entry;
        struct backref_cache_entry *entry;
 
-       if (btrfs_lru_cache_size(&sctx->backref_cache) == 0)
+       if (sctx->backref_cache.size == 0)
                return false;
 
        /*
@@ -1516,7 +1516,7 @@ static void store_backref_cache(u64 leaf_bytenr, const struct ulist *root_ids,
         * transaction handle or holding fs_info->commit_root_sem, so no need
         * to take any lock here.
         */
-       if (btrfs_lru_cache_size(&sctx->backref_cache) == 1)
+       if (sctx->backref_cache.size == 1)
                sctx->backref_cache_last_reloc_trans = fs_info->last_reloc_trans;
 }
 
@@ -2821,8 +2821,7 @@ static int cache_dir_utimes(struct send_ctx *sctx, u64 dir, u64 gen)
 
 static int trim_dir_utimes_cache(struct send_ctx *sctx)
 {
-       while (btrfs_lru_cache_size(&sctx->dir_utimes_cache) >
-              SEND_MAX_DIR_UTIMES_CACHE_SIZE) {
+       while (sctx->dir_utimes_cache.size > SEND_MAX_DIR_UTIMES_CACHE_SIZE) {
                struct btrfs_lru_cache_entry *lru;
                int ret;