2024-02-04 02:18:00

by Al Viro

[permalink] [raw]
Subject: [PATCH 03/13] affs: free affs_sb_info with kfree_rcu()

one of the flags in it is used by ->d_hash()/->d_compare()

Signed-off-by: Al Viro <[email protected]>
---
fs/affs/affs.h | 1 +
fs/affs/super.c | 2 +-
2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/affs/affs.h b/fs/affs/affs.h
index 60685ec76d98..2e612834329a 100644
--- a/fs/affs/affs.h
+++ b/fs/affs/affs.h
@@ -105,6 +105,7 @@ struct affs_sb_info {
int work_queued; /* non-zero delayed work is queued */
struct delayed_work sb_work; /* superblock flush delayed work */
spinlock_t work_lock; /* protects sb_work and work_queued */
+ struct rcu_head rcu;
};

#define AFFS_MOUNT_SF_INTL 0x0001 /* International filesystem. */
diff --git a/fs/affs/super.c b/fs/affs/super.c
index 58b391446ae1..b56a95cf414a 100644
--- a/fs/affs/super.c
+++ b/fs/affs/super.c
@@ -640,7 +640,7 @@ static void affs_kill_sb(struct super_block *sb)
affs_brelse(sbi->s_root_bh);
kfree(sbi->s_prefix);
mutex_destroy(&sbi->s_bmlock);
- kfree(sbi);
+ kfree_rcu(sbi, rcu);
}
}

--
2.39.2