Commit 8b5bee2e authored by Weston Andros Adamson's avatar Weston Andros Adamson Committed by Trond Myklebust
Browse files

nfs4.1: Add SP4_MACH_CRED secinfo support 



SECINFO and SECINFO_NONAME can use the machine credential.

Signed-off-by: default avatarWeston Andros Adamson <dros@netapp.com>
Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent fa940720

fs/nfs/nfs4proc.c

+13 −1
Original line number Diff line number Diff line
@@ -5998,6 +5998,10 @@ static int _nfs4_proc_secinfo(struct inode *dir, const struct qstr *name, struct 
	}



	dprintk("NFS call  secinfo %s\n", name->name);



	nfs4_state_protect(NFS_SERVER(dir)->nfs_client,

		NFS_SP4_MACH_CRED_SECINFO, &clnt, &msg);



	status = nfs4_call_sync(clnt, NFS_SERVER(dir), &msg, &args.seq_args,

				&res.seq_res, 0);

	dprintk("NFS reply  secinfo: %d\n", status);
@@ -6137,7 +6141,9 @@ static const struct nfs41_state_protection nfs4_sp4_mach_cred_request = { 
	},

	.allow.u.words = {

		[0] = 1 << (OP_CLOSE) |

		      1 << (OP_LOCKU)

		      1 << (OP_LOCKU),

		[1] = 1 << (OP_SECINFO - 32) |

		      1 << (OP_SECINFO_NO_NAME - 32)

	}

};
@@ -6203,6 +6209,12 @@ static int nfs4_sp4_select_mode(struct nfs_client *clp, 
			dfprintk(MOUNT, "  cleanup mode enabled\n");

			set_bit(NFS_SP4_MACH_CRED_CLEANUP, &clp->cl_sp4_flags);

		}



		if (test_bit(OP_SECINFO, sp->allow.u.longs) &&

		    test_bit(OP_SECINFO_NO_NAME, sp->allow.u.longs)) {

			dfprintk(MOUNT, "  secinfo mode enabled\n");

			set_bit(NFS_SP4_MACH_CRED_SECINFO, &clp->cl_sp4_flags);

		}

	}



	return 0;

include/linux/nfs_fs_sb.h

+1 −0
Original line number Diff line number Diff line
@@ -95,6 +95,7 @@ struct nfs_client { 
#define NFS_SP4_MACH_CRED_MINIMAL  1	/* Minimal sp4_mach_cred - state ops

					 * must use machine cred */

#define NFS_SP4_MACH_CRED_CLEANUP  2	/* CLOSE and LOCKU */

#define NFS_SP4_MACH_CRED_SECINFO  3	/* SECINFO and SECINFO_NO_NAME */

#endif /* CONFIG_NFS_V4 */



#ifdef CONFIG_NFS_FSCACHE