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Set the MNT_NFS4ACLS flag for an NFSv4 client mount

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if the NFSv4 server supports it. Requested by trasz.

MFC after:	2 weeks
This commit is contained in:
Rick Macklem 2011-05-23 22:31:42 +00:00
parent e7b49f6068
commit 484c842d57
1 changed files with 10 additions and 0 deletions
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10
sys/fs/nfsclient/nfs_clvfsops.c
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@ -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 mount *mp, struct sockaddr *nam,
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.
*/