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[PATCH] NFS: Add support for NFSv3 ACLs

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This adds acl support fo nfs clients via the NFSACL protocol extension, by
 implementing the getxattr, listxattr, setxattr, and removexattr iops for the
 system.posix_acl_access and system.posix_acl_default attributes.  This patch
 implements a dumb version that uses no caching (and thus adds some overhead).
 (Another patch in this patchset adds caching as well.)

 Signed-off-by: Andreas Gruenbacher <agruen@suse.de>
 Acked-by: Olaf Kirch <okir@suse.de>
 Signed-off-by: Andrew Morton <akpm@osdl.org>
 Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Andreas Gruenbacher
2005-06-22 17:16:27 +00:00
committed by Trond Myklebust
parent a257cdd0e2
commit b7fa0554cf
13 changed files with 601 additions and 6 deletions
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9
fs/nfs/nfsroot.c
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@ -124,6 +124,7 @@ enum {
Opt_soft, Opt_hard, Opt_intr,
Opt_nointr, Opt_posix, Opt_noposix, Opt_cto, Opt_nocto, Opt_ac,
Opt_noac, Opt_lock, Opt_nolock, Opt_v2, Opt_v3, Opt_udp, Opt_tcp,
Opt_acl, Opt_noacl,
/* Error token */
Opt_err
};
@ -158,6 +159,8 @@ static match_table_t __initdata tokens = {
{Opt_udp, "udp"},
{Opt_tcp, "proto=tcp"},
{Opt_tcp, "tcp"},
{Opt_acl, "acl"},
{Opt_noacl, "noacl"},
{Opt_err, NULL}
};
@ -266,6 +269,12 @@ static int __init root_nfs_parse(char *name, char *buf)
case Opt_tcp:
nfs_data.flags |= NFS_MOUNT_TCP;
break;
case Opt_acl:
nfs_data.flags &= ~NFS_MOUNT_NOACL;
break;
case Opt_noacl:
nfs_data.flags |= NFS_MOUNT_NOACL;
break;
default :
return 0;
}