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-rw-r--r--fs/jffs2/acl.c88
-rw-r--r--fs/jffs2/acl.h4
-rw-r--r--fs/jffs2/jffs2_fs_i.h4
-rw-r--r--fs/jffs2/os-linux.h4
-rw-r--r--fs/jffs2/readinode.c1
5 files changed, 17 insertions, 84 deletions
diff --git a/fs/jffs2/acl.c b/fs/jffs2/acl.c
index 043740dde20c..edd2ad6416d8 100644
--- a/fs/jffs2/acl.c
+++ b/fs/jffs2/acl.c
@@ -156,48 +156,25 @@ static void *jffs2_acl_to_medium(const struct posix_acl *acl, size_t *size)
return ERR_PTR(-EINVAL);
}
-static struct posix_acl *jffs2_iget_acl(struct inode *inode, struct posix_acl **i_acl)
-{
- struct posix_acl *acl = JFFS2_ACL_NOT_CACHED;
-
- spin_lock(&inode->i_lock);
- if (*i_acl != JFFS2_ACL_NOT_CACHED)
- acl = posix_acl_dup(*i_acl);
- spin_unlock(&inode->i_lock);
- return acl;
-}
-
-static void jffs2_iset_acl(struct inode *inode, struct posix_acl **i_acl, struct posix_acl *acl)
-{
- spin_lock(&inode->i_lock);
- if (*i_acl != JFFS2_ACL_NOT_CACHED)
- posix_acl_release(*i_acl);
- *i_acl = posix_acl_dup(acl);
- spin_unlock(&inode->i_lock);
-}
-
static struct posix_acl *jffs2_get_acl(struct inode *inode, int type)
{
- struct jffs2_inode_info *f = JFFS2_INODE_INFO(inode);
struct posix_acl *acl;
char *value = NULL;
int rc, xprefix;
+ acl = get_cached_acl(inode, type);
+ if (acl != ACL_NOT_CACHED)
+ return acl;
+
switch (type) {
case ACL_TYPE_ACCESS:
- acl = jffs2_iget_acl(inode, &f->i_acl_access);
- if (acl != JFFS2_ACL_NOT_CACHED)
- return acl;
xprefix = JFFS2_XPREFIX_ACL_ACCESS;
break;
case ACL_TYPE_DEFAULT:
- acl = jffs2_iget_acl(inode, &f->i_acl_default);
- if (acl != JFFS2_ACL_NOT_CACHED)
- return acl;
xprefix = JFFS2_XPREFIX_ACL_DEFAULT;
break;
default:
- return ERR_PTR(-EINVAL);
+ BUG();
}
rc = do_jffs2_getxattr(inode, xprefix, "", NULL, 0);
if (rc > 0) {
@@ -215,16 +192,8 @@ static struct posix_acl *jffs2_get_acl(struct inode *inode, int type)
}
if (value)
kfree(value);
- if (!IS_ERR(acl)) {
- switch (type) {
- case ACL_TYPE_ACCESS:
- jffs2_iset_acl(inode, &f->i_acl_access, acl);
- break;
- case ACL_TYPE_DEFAULT:
- jffs2_iset_acl(inode, &f->i_acl_default, acl);
- break;
- }
- }
+ if (!IS_ERR(acl))
+ set_cached_acl(inode, type, acl);
return acl;
}
@@ -249,7 +218,6 @@ static int __jffs2_set_acl(struct inode *inode, int xprefix, struct posix_acl *a
static int jffs2_set_acl(struct inode *inode, int type, struct posix_acl *acl)
{
- struct jffs2_inode_info *f = JFFS2_INODE_INFO(inode);
int rc, xprefix;
if (S_ISLNK(inode->i_mode))
@@ -285,16 +253,8 @@ static int jffs2_set_acl(struct inode *inode, int type, struct posix_acl *acl)
return -EINVAL;
}
rc = __jffs2_set_acl(inode, xprefix, acl);
- if (!rc) {
- switch(type) {
- case ACL_TYPE_ACCESS:
- jffs2_iset_acl(inode, &f->i_acl_access, acl);
- break;
- case ACL_TYPE_DEFAULT:
- jffs2_iset_acl(inode, &f->i_acl_default, acl);
- break;
- }
- }
+ if (!rc)
+ set_cached_acl(inode, type, acl);
return rc;
}
@@ -321,12 +281,11 @@ int jffs2_permission(struct inode *inode, int mask)
int jffs2_init_acl_pre(struct inode *dir_i, struct inode *inode, int *i_mode)
{
- struct jffs2_inode_info *f = JFFS2_INODE_INFO(inode);
struct posix_acl *acl, *clone;
int rc;
- f->i_acl_default = NULL;
- f->i_acl_access = NULL;
+ inode->i_default_acl = NULL;
+ inode->i_acl = NULL;
if (S_ISLNK(*i_mode))
return 0; /* Symlink always has no-ACL */
@@ -339,7 +298,7 @@ int jffs2_init_acl_pre(struct inode *dir_i, struct inode *inode, int *i_mode)
*i_mode &= ~current_umask();
} else {
if (S_ISDIR(*i_mode))
- jffs2_iset_acl(inode, &f->i_acl_default, acl);
+ set_cached_acl(inode, ACL_TYPE_DEFAULT, acl);
clone = posix_acl_clone(acl, GFP_KERNEL);
if (!clone)
@@ -350,7 +309,7 @@ int jffs2_init_acl_pre(struct inode *dir_i, struct inode *inode, int *i_mode)
return rc;
}
if (rc > 0)
- jffs2_iset_acl(inode, &f->i_acl_access, clone);
+ set_cached_acl(inode, ACL_TYPE_ACCESS, clone);
posix_acl_release(clone);
}
@@ -359,17 +318,16 @@ int jffs2_init_acl_pre(struct inode *dir_i, struct inode *inode, int *i_mode)
int jffs2_init_acl_post(struct inode *inode)
{
- struct jffs2_inode_info *f = JFFS2_INODE_INFO(inode);
int rc;
- if (f->i_acl_default) {
- rc = __jffs2_set_acl(inode, JFFS2_XPREFIX_ACL_DEFAULT, f->i_acl_default);
+ if (inode->i_default_acl) {
+ rc = __jffs2_set_acl(inode, JFFS2_XPREFIX_ACL_DEFAULT, inode->i_default_acl);
if (rc)
return rc;
}
- if (f->i_acl_access) {
- rc = __jffs2_set_acl(inode, JFFS2_XPREFIX_ACL_ACCESS, f->i_acl_access);
+ if (inode->i_acl) {
+ rc = __jffs2_set_acl(inode, JFFS2_XPREFIX_ACL_ACCESS, inode->i_acl);
if (rc)
return rc;
}
@@ -377,18 +335,6 @@ int jffs2_init_acl_post(struct inode *inode)
return 0;
}
-void jffs2_clear_acl(struct jffs2_inode_info *f)
-{
- if (f->i_acl_access && f->i_acl_access != JFFS2_ACL_NOT_CACHED) {
- posix_acl_release(f->i_acl_access);
- f->i_acl_access = JFFS2_ACL_NOT_CACHED;
- }
- if (f->i_acl_default && f->i_acl_default != JFFS2_ACL_NOT_CACHED) {
- posix_acl_release(f->i_acl_default);
- f->i_acl_default = JFFS2_ACL_NOT_CACHED;
- }
-}
-
int jffs2_acl_chmod(struct inode *inode)
{
struct posix_acl *acl, *clone;
diff --git a/fs/jffs2/acl.h b/fs/jffs2/acl.h
index 8ca058aed384..fc929f2a14f6 100644
--- a/fs/jffs2/acl.h
+++ b/fs/jffs2/acl.h
@@ -26,13 +26,10 @@ struct jffs2_acl_header {
#ifdef CONFIG_JFFS2_FS_POSIX_ACL
-#define JFFS2_ACL_NOT_CACHED ((void *)-1)
-
extern int jffs2_permission(struct inode *, int);
extern int jffs2_acl_chmod(struct inode *);
extern int jffs2_init_acl_pre(struct inode *, struct inode *, int *);
extern int jffs2_init_acl_post(struct inode *);
-extern void jffs2_clear_acl(struct jffs2_inode_info *);
extern struct xattr_handler jffs2_acl_access_xattr_handler;
extern struct xattr_handler jffs2_acl_default_xattr_handler;
@@ -43,6 +40,5 @@ extern struct xattr_handler jffs2_acl_default_xattr_handler;
#define jffs2_acl_chmod(inode) (0)
#define jffs2_init_acl_pre(dir_i,inode,mode) (0)
#define jffs2_init_acl_post(inode) (0)
-#define jffs2_clear_acl(f)
#endif /* CONFIG_JFFS2_FS_POSIX_ACL */
diff --git a/fs/jffs2/jffs2_fs_i.h b/fs/jffs2/jffs2_fs_i.h
index 4c41db91eaa4..c6923da98263 100644
--- a/fs/jffs2/jffs2_fs_i.h
+++ b/fs/jffs2/jffs2_fs_i.h
@@ -50,10 +50,6 @@ struct jffs2_inode_info {
uint16_t flags;
uint8_t usercompr;
struct inode vfs_inode;
-#ifdef CONFIG_JFFS2_FS_POSIX_ACL
- struct posix_acl *i_acl_access;
- struct posix_acl *i_acl_default;
-#endif
};
#endif /* _JFFS2_FS_I */
diff --git a/fs/jffs2/os-linux.h b/fs/jffs2/os-linux.h
index 2228380c47b9..a7f03b7ebcb3 100644
--- a/fs/jffs2/os-linux.h
+++ b/fs/jffs2/os-linux.h
@@ -56,10 +56,6 @@ static inline void jffs2_init_inode_info(struct jffs2_inode_info *f)
f->target = NULL;
f->flags = 0;
f->usercompr = 0;
-#ifdef CONFIG_JFFS2_FS_POSIX_ACL
- f->i_acl_access = JFFS2_ACL_NOT_CACHED;
- f->i_acl_default = JFFS2_ACL_NOT_CACHED;
-#endif
}
diff --git a/fs/jffs2/readinode.c b/fs/jffs2/readinode.c
index 1fc1e92356ee..1a80301004b8 100644
--- a/fs/jffs2/readinode.c
+++ b/fs/jffs2/readinode.c
@@ -1424,7 +1424,6 @@ void jffs2_do_clear_inode(struct jffs2_sb_info *c, struct jffs2_inode_info *f)
struct jffs2_full_dirent *fd, *fds;
int deleted;
- jffs2_clear_acl(f);
jffs2_xattr_delete_inode(c, f->inocache);
mutex_lock(&f->sem);
deleted = f->inocache && !f->inocache->pino_nlink;
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-15 12:51:59 +0000