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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>
This commit is contained in:
David Sterba 2024-02-16 14:14:44 +01:00
parent c207adc147
commit e925671666
2 changed files with 3 additions and 9 deletions
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5
fs/btrfs/lru_cache.h
View File

@ -52,11 +52,6 @@ struct btrfs_lru_cache {
#define btrfs_lru_cache_for_each_entry_safe(cache, entry, tmp) \ #define btrfs_lru_cache_for_each_entry_safe(cache, entry, tmp) \
list_for_each_entry_safe_reverse((entry), (tmp), &(cache)->lru_list, lru_list) 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( static inline struct btrfs_lru_cache_entry *btrfs_lru_cache_lru_entry(
struct btrfs_lru_cache *cache) struct btrfs_lru_cache *cache)
{ {

7
fs/btrfs/send.c
View File

@ -1418,7 +1418,7 @@ static bool lookup_backref_cache(u64 leaf_bytenr, void *ctx,
struct btrfs_lru_cache_entry *raw_entry; struct btrfs_lru_cache_entry *raw_entry;
struct backref_cache_entry *entry; struct backref_cache_entry *entry;
if (btrfs_lru_cache_size(&sctx->backref_cache) == 0) if (sctx->backref_cache.size == 0)
return false; 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 * transaction handle or holding fs_info->commit_root_sem, so no need
* to take any lock here. * 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; 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) static int trim_dir_utimes_cache(struct send_ctx *sctx)
{ {
while (btrfs_lru_cache_size(&sctx->dir_utimes_cache) > while (sctx->dir_utimes_cache.size > SEND_MAX_DIR_UTIMES_CACHE_SIZE) {
SEND_MAX_DIR_UTIMES_CACHE_SIZE) {
struct btrfs_lru_cache_entry *lru; struct btrfs_lru_cache_entry *lru;
int ret; int ret;