switch jffs2 to inode->i_acl
authorAl Viro <viro@zeniv.linux.org.uk>
Mon, 8 Jun 2009 23:55:12 +0000 (19:55 -0400)
committerAl Viro <viro@zeniv.linux.org.uk>
Wed, 24 Jun 2009 12:17:05 +0000 (08:17 -0400)
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
fs/jffs2/acl.c
fs/jffs2/acl.h
fs/jffs2/jffs2_fs_i.h
fs/jffs2/os-linux.h
fs/jffs2/readinode.c

index 043740dde20c75fb317bfdedac040abedf9004aa..ac16589ebbd10b474c6f4e0228f46624fec151a5 100644 (file)
@@ -158,10 +158,10 @@ static void *jffs2_acl_to_medium(const struct posix_acl *acl, size_t *size)
 
 static struct posix_acl *jffs2_iget_acl(struct inode *inode, struct posix_acl **i_acl)
 {
-       struct posix_acl *acl = JFFS2_ACL_NOT_CACHED;
+       struct posix_acl *acl = ACL_NOT_CACHED;
 
        spin_lock(&inode->i_lock);
-       if (*i_acl != JFFS2_ACL_NOT_CACHED)
+       if (*i_acl != ACL_NOT_CACHED)
                acl = posix_acl_dup(*i_acl);
        spin_unlock(&inode->i_lock);
        return acl;
@@ -170,7 +170,7 @@ static struct posix_acl *jffs2_iget_acl(struct inode *inode, struct posix_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)
+       if (*i_acl != ACL_NOT_CACHED)
                posix_acl_release(*i_acl);
        *i_acl = posix_acl_dup(acl);
        spin_unlock(&inode->i_lock);
@@ -178,21 +178,20 @@ static void jffs2_iset_acl(struct inode *inode, struct posix_acl **i_acl, struct
 
 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;
 
        switch (type) {
        case ACL_TYPE_ACCESS:
-               acl = jffs2_iget_acl(inode, &f->i_acl_access);
-               if (acl != JFFS2_ACL_NOT_CACHED)
+               acl = jffs2_iget_acl(inode, &inode->i_acl);
+               if (acl != 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)
+               acl = jffs2_iget_acl(inode, &inode->i_default_acl);
+               if (acl != ACL_NOT_CACHED)
                        return acl;
                xprefix = JFFS2_XPREFIX_ACL_DEFAULT;
                break;
@@ -218,10 +217,10 @@ static struct posix_acl *jffs2_get_acl(struct inode *inode, int type)
        if (!IS_ERR(acl)) {
                switch (type) {
                case ACL_TYPE_ACCESS:
-                       jffs2_iset_acl(inode, &f->i_acl_access, acl);
+                       jffs2_iset_acl(inode, &inode->i_acl, acl);
                        break;
                case ACL_TYPE_DEFAULT:
-                       jffs2_iset_acl(inode, &f->i_acl_default, acl);
+                       jffs2_iset_acl(inode, &inode->i_default_acl, acl);
                        break;
                }
        }
@@ -249,7 +248,6 @@ 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))
@@ -288,10 +286,10 @@ static int jffs2_set_acl(struct inode *inode, int type, struct posix_acl *acl)
        if (!rc) {
                switch(type) {
                case ACL_TYPE_ACCESS:
-                       jffs2_iset_acl(inode, &f->i_acl_access, acl);
+                       jffs2_iset_acl(inode, &inode->i_acl, acl);
                        break;
                case ACL_TYPE_DEFAULT:
-                       jffs2_iset_acl(inode, &f->i_acl_default, acl);
+                       jffs2_iset_acl(inode, &inode->i_default_acl, acl);
                        break;
                }
        }
@@ -321,12 +319,11 @@ 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 +336,7 @@ 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);
+                       jffs2_iset_acl(inode, &inode->i_default_acl, acl);
 
                clone = posix_acl_clone(acl, GFP_KERNEL);
                if (!clone)
@@ -350,7 +347,7 @@ 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);
+                       jffs2_iset_acl(inode, &inode->i_acl, clone);
 
                posix_acl_release(clone);
        }
@@ -359,17 +356,16 @@ 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 +373,6 @@ 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;
index 8ca058aed3840fa5f8c13c5b733127c473899739..fc929f2a14f6bfe16d1554767f67abe52986d137 100644 (file)
@@ -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 */
index 4c41db91eaa45bffb0566d401d4a915abea4e32b..c6923da98263331c39dd3eea3d5c3c5f6232f39a 100644 (file)
@@ -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 */
index 2228380c47b9e15435e05dd2e6768af0b1b80f6e..a7f03b7ebcb3c981777de0f64572957ed04ff03a 100644 (file)
@@ -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
 }
 
 
index 1fc1e92356eeb8f2a5c115082edf0109bb37a6db..1a80301004b8d82806c6dcdbf90a9bb4cbd71d5a 100644 (file)
@@ -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;