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| author | Miklos Szeredi <mszeredi@redhat.com> | 2021-08-18 22:08:24 +0200 |
|---|---|---|
| committer | Miklos Szeredi <mszeredi@redhat.com> | 2021-08-18 22:08:24 +0200 |
| commit | 0cad6246621b5887d5b33fea84219d2a71f2f99a (patch) | |
| tree | 2b2a42252442e71dec8043c6e20f9d8eb86925b9 /fs/ext4/acl.c | |
| parent | 52d5a0c6bd8a89f460243ed937856354f8f253a3 (diff) | |
| download | lwn-0cad6246621b5887d5b33fea84219d2a71f2f99a.tar.gz lwn-0cad6246621b5887d5b33fea84219d2a71f2f99a.zip | |
vfs: add rcu argument to ->get_acl() callback
Add a rcu argument to the ->get_acl() callback to allow
get_cached_acl_rcu() to call the ->get_acl() method in the next patch.
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'fs/ext4/acl.c')
| -rw-r--r-- | fs/ext4/acl.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/ext4/acl.c b/fs/ext4/acl.c index c5eaffccecc3..0613dfcbfd4a 100644 --- a/fs/ext4/acl.c +++ b/fs/ext4/acl.c @@ -142,13 +142,16 @@ fail: * inode->i_mutex: don't care */ struct posix_acl * -ext4_get_acl(struct inode *inode, int type) +ext4_get_acl(struct inode *inode, int type, bool rcu) { int name_index; char *value = NULL; struct posix_acl *acl; int retval; + if (rcu) + return ERR_PTR(-ECHILD); + switch (type) { case ACL_TYPE_ACCESS: name_index = EXT4_XATTR_INDEX_POSIX_ACL_ACCESS; |