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vfs: add rcu argument to ->get_acl() callback

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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>
This commit is contained in:
Miklos Szeredi
2021-08-18 22:08:24 +02:00
parent 52d5a0c6bd
commit 0cad624662
39 changed files with 91 additions and 40 deletions
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fs/jffs2/acl.c
+4 -1
View File
@@ -173,12 +173,15 @@ static void *jffs2_acl_to_medium(const struct posix_acl *acl, size_t *size)
return ERR_PTR(-EINVAL);
}
struct posix_acl *jffs2_get_acl(struct inode *inode, int type)
struct posix_acl *jffs2_get_acl(struct inode *inode, int type, bool rcu)
{
struct posix_acl *acl;
char *value = NULL;
int rc, xprefix;
if (rcu)
return ERR_PTR(-ECHILD);
switch (type) {
case ACL_TYPE_ACCESS:
xprefix = JFFS2_XPREFIX_ACL_ACCESS;
fs/jffs2/acl.h
+1 -1
View File
@@ -27,7 +27,7 @@ struct jffs2_acl_header {
#ifdef CONFIG_JFFS2_FS_POSIX_ACL
struct posix_acl *jffs2_get_acl(struct inode *inode, int type);
struct posix_acl *jffs2_get_acl(struct inode *inode, int type, bool rcu);
int jffs2_set_acl(struct user_namespace *mnt_userns, struct inode *inode,
struct posix_acl *acl, int type);
extern int jffs2_init_acl_pre(struct inode *, struct inode *, umode_t *);