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authorJosef Bacik <josef@toxicpanda.com>2023-12-27 18:14:29 +0100
committerEric Biggers <ebiggers@google.com>2023-12-28 04:56:01 +0100
commit2a0e85719892a1d63f8f287563e2c1778a77879e (patch)
tree31cc8a6fba07bb76f363e0e892df56d1851e4e66 /fs/super.c
parentf2fs: move release of block devices to after kill_block_super() (diff)
downloadlinux-2a0e85719892a1d63f8f287563e2c1778a77879e.tar.xz
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fs: move fscrypt keyring destruction to after ->put_super
btrfs has a variety of asynchronous things we do with inodes that can potentially last until ->put_super, when we shut everything down and clean up all of our async work. Due to this we need to move fscrypt_destroy_keyring() to after ->put_super, otherwise we get warnings about still having active references on the master key. Signed-off-by: Josef Bacik <josef@toxicpanda.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Neal Gompa <neal@gompa.dev> Link: https://lore.kernel.org/r/20231227171429.9223-3-ebiggers@kernel.org Signed-off-by: Eric Biggers <ebiggers@google.com>
Diffstat (limited to 'fs/super.c')
-rw-r--r--fs/super.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/fs/super.c b/fs/super.c
index 076392396e72..faf7d248145d 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -681,12 +681,6 @@ void generic_shutdown_super(struct super_block *sb)
fsnotify_sb_delete(sb);
security_sb_delete(sb);
- /*
- * Now that all potentially-encrypted inodes have been evicted,
- * the fscrypt keyring can be destroyed.
- */
- fscrypt_destroy_keyring(sb);
-
if (sb->s_dio_done_wq) {
destroy_workqueue(sb->s_dio_done_wq);
sb->s_dio_done_wq = NULL;
@@ -695,6 +689,12 @@ void generic_shutdown_super(struct super_block *sb)
if (sop->put_super)
sop->put_super(sb);
+ /*
+ * Now that all potentially-encrypted inodes have been evicted,
+ * the fscrypt keyring can be destroyed.
+ */
+ fscrypt_destroy_keyring(sb);
+
if (CHECK_DATA_CORRUPTION(!list_empty(&sb->s_inodes),
"VFS: Busy inodes after unmount of %s (%s)",
sb->s_id, sb->s_type->name)) {