diff options
| author | Christoph Hellwig <hch@lst.de> | 2023-08-09 15:05:41 -0700 |
|---|---|---|
| committer | Christian Brauner <brauner@kernel.org> | 2023-08-10 10:34:55 +0200 |
| commit | c934dc927e8efa9e0dc3cba8787912d6c23d272f (patch) | |
| tree | 09412d140b7bd1c969a59587aa16f0c5ed0d2fd6 /fs/exfat | |
| parent | 1489dffd51d7e4519855723b00516719d5aa3a6a (diff) | |
exfat: don't RCU-free the sbi
There are no RCU critical sections for accessing any information in the
sbi, so drop the call_rcu indirection for freeing the sbi.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Message-Id: <20230809220545.1308228-10-hch@lst.de>
Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'fs/exfat')
| -rw-r--r-- | fs/exfat/exfat_fs.h | 2 | ||||
| -rw-r--r-- | fs/exfat/super.c | 15 |
2 files changed, 4 insertions, 13 deletions
diff --git a/fs/exfat/exfat_fs.h b/fs/exfat/exfat_fs.h index 729ada9e26e8..f55498e5c23d 100644 --- a/fs/exfat/exfat_fs.h +++ b/fs/exfat/exfat_fs.h @@ -273,8 +273,6 @@ struct exfat_sb_info { spinlock_t inode_hash_lock; struct hlist_head inode_hashtable[EXFAT_HASH_SIZE]; - - struct rcu_head rcu; }; #define EXFAT_CACHE_VALID 0 diff --git a/fs/exfat/super.c b/fs/exfat/super.c index 8c32460e031e..3c6aec96d0dc 100644 --- a/fs/exfat/super.c +++ b/fs/exfat/super.c @@ -31,16 +31,6 @@ static void exfat_free_iocharset(struct exfat_sb_info *sbi) kfree(sbi->options.iocharset); } -static void exfat_delayed_free(struct rcu_head *p) -{ - struct exfat_sb_info *sbi = container_of(p, struct exfat_sb_info, rcu); - - unload_nls(sbi->nls_io); - exfat_free_iocharset(sbi); - exfat_free_upcase_table(sbi); - kfree(sbi); -} - static void exfat_put_super(struct super_block *sb) { struct exfat_sb_info *sbi = EXFAT_SB(sb); @@ -50,7 +40,10 @@ static void exfat_put_super(struct super_block *sb) brelse(sbi->boot_bh); mutex_unlock(&sbi->s_lock); - call_rcu(&sbi->rcu, exfat_delayed_free); + unload_nls(sbi->nls_io); + exfat_free_iocharset(sbi); + exfat_free_upcase_table(sbi); + kfree(sbi); } static int exfat_sync_fs(struct super_block *sb, int wait) |