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authorAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>2010-09-28 00:27:39 +0530
committerEric Van Hensbergen <ericvh@gmail.com>2010-10-28 09:08:46 -0500
commit85ff872d3f4a62d076d698bd1fa15ca2a4d7c100 (patch)
tree16d74f328ccb0b81470b1fbc4cad1b37e4df7ab8 /fs/9p/acl.h
parent8e44a0805fc9d77475060280136aa491aa7d7060 (diff)
downloadlinux-85ff872d3f4a62d076d698bd1fa15ca2a4d7c100.tar.bz2
fs/9p: Implement POSIX ACL permission checking function
The ACL value is fetched as a part of inode initialization from the server and the permission checking function use the cached value of the ACL Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com> Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
Diffstat (limited to 'fs/9p/acl.h')
-rw-r--r--fs/9p/acl.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/fs/9p/acl.h b/fs/9p/acl.h
new file mode 100644
index 000000000000..b1414f7c82e0
--- /dev/null
+++ b/fs/9p/acl.h
@@ -0,0 +1,27 @@
+/*
+ * Copyright IBM Corporation, 2010
+ * Author Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2.1 of the GNU Lesser General Public License
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it would be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ */
+#ifndef FS_9P_ACL_H
+#define FS_9P_ACL_H
+
+#ifdef CONFIG_9P_FS_POSIX_ACL
+extern int v9fs_get_acl(struct inode *, struct p9_fid *);
+extern int v9fs_check_acl(struct inode *inode, int mask);
+#else
+#define v9fs_check_acl NULL
+static inline int v9fs_get_acl(struct inode *inode, struct p9_fid *fid)
+{
+ return 0;
+}
+#endif
+#endif /* FS_9P_XATTR_H */