Author: rmacklem
Date: Mon May 23 22:31:42 2011
New Revision: 222233
URL: http://svn.freebsd.org/changeset/base/222233
Log:
Set the MNT_NFS4ACLS flag for an NFSv4 client mount
if the NFSv4 server supports it. Requested by trasz.
MFC after: 2 weeks
Modified:
head/sys/fs/nfsclient/nfs_clvfsops.c
Modified: head/sys/fs/nfsclient/nfs_clvfsops.c
==============================================================================
--- head/sys/fs/nfsclient/nfs_clvfsops.c Mon May 23 22:02:15 2011
(r222232)
+++ head/sys/fs/nfsclient/nfs_clvfsops.c Mon May 23 22:31:42 2011
(r222233)
@@ -79,6 +79,7 @@ FEATURE(nfscl, "NFSv4 client");
extern int nfscl_ticks;
extern struct timeval nfsboottime;
extern struct nfsstats newnfsstats;
+extern int nfsrv_useacl;
MALLOC_DEFINE(M_NEWNFSREQ, "newnfsclient_req", "New NFS request header");
MALLOC_DEFINE(M_NEWNFSMNT, "newnfsmnt", "New NFS mount struct");
@@ -1331,6 +1332,15 @@ mountnfs(struct nfs_args *argp, struct m
if (argp->flags & NFSMNT_NFSV3)
ncl_fsinfo(nmp, *vpp, cred, td);
+ /* Mark if the mount point supports NFSv4 ACLs. */
+ if ((argp->flags & NFSMNT_NFSV4) != 0 && nfsrv_useacl != 0 &&
+ ret == 0 &&
+ NFSISSET_ATTRBIT(&nfsva.na_suppattr, NFSATTRBIT_ACL)) {
+ MNT_ILOCK(mp);
+ mp->mnt_flag |= MNT_NFS4ACLS;
+ MNT_IUNLOCK(mp);
+ }
+
/*
* Lose the lock but keep the ref.
*/
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