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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/vfs_super.c
parent8e44a0805fc9d77475060280136aa491aa7d7060 (diff)
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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/vfs_super.c')
-rw-r--r--fs/9p/vfs_super.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c
index 1d12ba0ed3d..14da5778d44 100644
--- a/fs/9p/vfs_super.c
+++ b/fs/9p/vfs_super.c
@@ -46,6 +46,7 @@
#include "v9fs_vfs.h"
#include "fid.h"
#include "xattr.h"
+#include "acl.h"
static const struct super_operations v9fs_super_ops, v9fs_super_ops_dotl;
@@ -88,6 +89,10 @@ v9fs_fill_super(struct super_block *sb, struct v9fs_session_info *v9ses,
sb->s_flags = flags | MS_ACTIVE | MS_SYNCHRONOUS | MS_DIRSYNC |
MS_NOATIME;
+#ifdef CONFIG_9P_FS_POSIX_ACL
+ sb->s_flags |= MS_POSIXACL;
+#endif
+
save_mount_options(sb, data);
}
@@ -149,7 +154,6 @@ static int v9fs_get_sb(struct file_system_type *fs_type, int flags,
goto release_sb;
}
sb->s_root = root;
-
if (v9fs_proto_dotl(v9ses)) {
struct p9_stat_dotl *st = NULL;
st = p9_client_getattr_dotl(fid, P9_STATS_BASIC);
@@ -174,6 +178,9 @@ static int v9fs_get_sb(struct file_system_type *fs_type, int flags,
p9stat_free(st);
kfree(st);
}
+ retval = v9fs_get_acl(inode, fid);
+ if (retval)
+ goto release_sb;
v9fs_fid_add(root, fid);