diff options
Diffstat (limited to 'fs/9p/acl.c')
-rw-r--r-- | fs/9p/acl.c | 83 |
1 files changed, 19 insertions, 64 deletions
diff --git a/fs/9p/acl.c b/fs/9p/acl.c index 31c010372660..9da967f38387 100644 --- a/fs/9p/acl.c +++ b/fs/9p/acl.c @@ -67,8 +67,8 @@ int v9fs_get_acl(struct inode *inode, struct p9_fid *fid) return 0; } /* get the default/access acl values and cache them */ - dacl = __v9fs_get_acl(fid, POSIX_ACL_XATTR_DEFAULT); - pacl = __v9fs_get_acl(fid, POSIX_ACL_XATTR_ACCESS); + dacl = __v9fs_get_acl(fid, XATTR_NAME_POSIX_ACL_DEFAULT); + pacl = __v9fs_get_acl(fid, XATTR_NAME_POSIX_ACL_ACCESS); if (!IS_ERR(dacl) && !IS_ERR(pacl)) { set_cached_acl(inode, ACL_TYPE_DEFAULT, dacl); @@ -133,10 +133,10 @@ static int v9fs_set_acl(struct p9_fid *fid, int type, struct posix_acl *acl) goto err_free_out; switch (type) { case ACL_TYPE_ACCESS: - name = POSIX_ACL_XATTR_ACCESS; + name = XATTR_NAME_POSIX_ACL_ACCESS; break; case ACL_TYPE_DEFAULT: - name = POSIX_ACL_XATTR_DEFAULT; + name = XATTR_NAME_POSIX_ACL_DEFAULT; break; default: BUG(); @@ -212,42 +212,22 @@ int v9fs_acl_mode(struct inode *dir, umode_t *modep, return 0; } -static int v9fs_remote_get_acl(struct dentry *dentry, const char *name, - void *buffer, size_t size, int type) -{ - char *full_name; - - switch (type) { - case ACL_TYPE_ACCESS: - full_name = POSIX_ACL_XATTR_ACCESS; - break; - case ACL_TYPE_DEFAULT: - full_name = POSIX_ACL_XATTR_DEFAULT; - break; - default: - BUG(); - } - return v9fs_xattr_get(dentry, full_name, buffer, size); -} - -static int v9fs_xattr_get_acl(struct dentry *dentry, const char *name, - void *buffer, size_t size, int type) +static int v9fs_xattr_get_acl(const struct xattr_handler *handler, + struct dentry *dentry, const char *name, + void *buffer, size_t size) { struct v9fs_session_info *v9ses; struct posix_acl *acl; int error; - if (strcmp(name, "") != 0) - return -EINVAL; - v9ses = v9fs_dentry2v9ses(dentry); /* * We allow set/get/list of acl when access=client is not specified */ if ((v9ses->flags & V9FS_ACCESS_MASK) != V9FS_ACCESS_CLIENT) - return v9fs_remote_get_acl(dentry, name, buffer, size, type); + return v9fs_xattr_get(dentry, handler->name, buffer, size); - acl = v9fs_get_cached_acl(d_inode(dentry), type); + acl = v9fs_get_cached_acl(d_inode(dentry), handler->flags); if (IS_ERR(acl)) return PTR_ERR(acl); if (acl == NULL) @@ -258,46 +238,23 @@ static int v9fs_xattr_get_acl(struct dentry *dentry, const char *name, return error; } -static int v9fs_remote_set_acl(struct dentry *dentry, const char *name, - const void *value, size_t size, - int flags, int type) -{ - char *full_name; - - switch (type) { - case ACL_TYPE_ACCESS: - full_name = POSIX_ACL_XATTR_ACCESS; - break; - case ACL_TYPE_DEFAULT: - full_name = POSIX_ACL_XATTR_DEFAULT; - break; - default: - BUG(); - } - return v9fs_xattr_set(dentry, full_name, value, size, flags); -} - - -static int v9fs_xattr_set_acl(struct dentry *dentry, const char *name, - const void *value, size_t size, - int flags, int type) +static int v9fs_xattr_set_acl(const struct xattr_handler *handler, + struct dentry *dentry, const char *name, + const void *value, size_t size, int flags) { int retval; struct posix_acl *acl; struct v9fs_session_info *v9ses; struct inode *inode = d_inode(dentry); - if (strcmp(name, "") != 0) - return -EINVAL; - v9ses = v9fs_dentry2v9ses(dentry); /* * set the attribute on the remote. Without even looking at the * xattr value. We leave it to the server to validate */ if ((v9ses->flags & V9FS_ACCESS_MASK) != V9FS_ACCESS_CLIENT) - return v9fs_remote_set_acl(dentry, name, - value, size, flags, type); + return v9fs_xattr_set(dentry, handler->name, value, size, + flags); if (S_ISLNK(inode->i_mode)) return -EOPNOTSUPP; @@ -316,9 +273,8 @@ static int v9fs_xattr_set_acl(struct dentry *dentry, const char *name, } else acl = NULL; - switch (type) { + switch (handler->flags) { case ACL_TYPE_ACCESS: - name = POSIX_ACL_XATTR_ACCESS; if (acl) { umode_t mode = inode->i_mode; retval = posix_acl_equiv_mode(acl, &mode); @@ -349,7 +305,6 @@ static int v9fs_xattr_set_acl(struct dentry *dentry, const char *name, } break; case ACL_TYPE_DEFAULT: - name = POSIX_ACL_XATTR_DEFAULT; if (!S_ISDIR(inode->i_mode)) { retval = acl ? -EINVAL : 0; goto err_out; @@ -358,23 +313,23 @@ static int v9fs_xattr_set_acl(struct dentry *dentry, const char *name, default: BUG(); } - retval = v9fs_xattr_set(dentry, name, value, size, flags); + retval = v9fs_xattr_set(dentry, handler->name, value, size, flags); if (!retval) - set_cached_acl(inode, type, acl); + set_cached_acl(inode, handler->flags, acl); err_out: posix_acl_release(acl); return retval; } const struct xattr_handler v9fs_xattr_acl_access_handler = { - .prefix = POSIX_ACL_XATTR_ACCESS, + .name = XATTR_NAME_POSIX_ACL_ACCESS, .flags = ACL_TYPE_ACCESS, .get = v9fs_xattr_get_acl, .set = v9fs_xattr_set_acl, }; const struct xattr_handler v9fs_xattr_acl_default_handler = { - .prefix = POSIX_ACL_XATTR_DEFAULT, + .name = XATTR_NAME_POSIX_ACL_DEFAULT, .flags = ACL_TYPE_DEFAULT, .get = v9fs_xattr_get_acl, .set = v9fs_xattr_set_acl, |