From 059653a03d4bfd39367a3dfcd9961fb2494dae62 Mon Sep 17 00:00:00 2001
From: trasz <trasz@FreeBSD.org>
Date: Sat, 29 Nov 2014 15:41:55 +0000
Subject: MFC r273849:

Add support for "timeo", "actimeo", "noac", and "proto" options
to mount_nfs(8).  They are implemented on Linux, OS X, and Solaris,
and thus can be expected to appear in automounter maps.

Sponsored by:	The FreeBSD Foundation
---
 sys/fs/nfsclient/nfs_clvfsops.c | 40 ++++++++++++++++++++++++++++++++++------
 1 file changed, 34 insertions(+), 6 deletions(-)

(limited to 'sys/fs')

diff --git a/sys/fs/nfsclient/nfs_clvfsops.c b/sys/fs/nfsclient/nfs_clvfsops.c
index 4cbbb24..469fa1d 100644
--- a/sys/fs/nfsclient/nfs_clvfsops.c
+++ b/sys/fs/nfsclient/nfs_clvfsops.c
@@ -722,15 +722,15 @@ nfs_decode_args(struct mount *mp, struct nfsmount *nmp, struct nfs_args *argp,
 }
 
 static const char *nfs_opts[] = { "from", "nfs_args",
-    "noatime", "noexec", "suiddir", "nosuid", "nosymfollow", "union",
+    "noac", "noatime", "noexec", "suiddir", "nosuid", "nosymfollow", "union",
     "noclusterr", "noclusterw", "multilabel", "acls", "force", "update",
     "async", "noconn", "nolockd", "conn", "lockd", "intr", "rdirplus",
     "readdirsize", "soft", "hard", "mntudp", "tcp", "udp", "wsize", "rsize",
-    "retrans", "acregmin", "acregmax", "acdirmin", "acdirmax", "resvport",
-    "readahead", "hostname", "timeout", "addr", "fh", "nfsv3", "sec",
-    "principal", "nfsv4", "gssname", "allgssname", "dirpath", "minorversion",
-    "nametimeo", "negnametimeo", "nocto", "noncontigwr", "pnfs",
-    "wcommitsize",
+    "retrans", "actimeo", "acregmin", "acregmax", "acdirmin", "acdirmax",
+    "resvport", "readahead", "hostname", "timeo", "timeout", "addr", "fh",
+    "nfsv3", "sec", "principal", "nfsv4", "gssname", "allgssname", "dirpath",
+    "minorversion", "nametimeo", "negnametimeo", "nocto", "noncontigwr",
+    "pnfs", "wcommitsize",
     NULL };
 
 /*
@@ -815,6 +815,12 @@ nfs_mount(struct mount *mp)
 	}
 
 	/* Handle the new style options. */
+	if (vfs_getopt(mp->mnt_optnew, "noac", NULL, NULL) == 0) {
+		args.acdirmin = args.acdirmax =
+		    args.acregmin = args.acregmax = 0;
+		args.flags |= NFSMNT_ACDIRMIN | NFSMNT_ACDIRMAX |
+		    NFSMNT_ACREGMIN | NFSMNT_ACREGMAX;
+	}
 	if (vfs_getopt(mp->mnt_optnew, "noconn", NULL, NULL) == 0)
 		args.flags |= NFSMNT_NOCONN;
 	if (vfs_getopt(mp->mnt_optnew, "conn", NULL, NULL) == 0)
@@ -930,6 +936,18 @@ nfs_mount(struct mount *mp)
 		}
 		args.flags |= NFSMNT_RETRANS;
 	}
+	if (vfs_getopt(mp->mnt_optnew, "actimeo", (void **)&opt, NULL) == 0) {
+		ret = sscanf(opt, "%d", &args.acregmin);
+		if (ret != 1 || args.acregmin < 0) {
+			vfs_mount_error(mp, "illegal actimeo: %s",
+			    opt);
+			error = EINVAL;
+			goto out;
+		}
+		args.acdirmin = args.acdirmax = args.acregmax = args.acregmin;
+		args.flags |= NFSMNT_ACDIRMIN | NFSMNT_ACDIRMAX |
+		    NFSMNT_ACREGMIN | NFSMNT_ACREGMAX;
+	}
 	if (vfs_getopt(mp->mnt_optnew, "acregmin", (void **)&opt, NULL) == 0) {
 		ret = sscanf(opt, "%d", &args.acregmin);
 		if (ret != 1 || args.acregmin < 0) {
@@ -979,6 +997,16 @@ nfs_mount(struct mount *mp)
 		}
 		args.flags |= NFSMNT_WCOMMITSIZE;
 	}
+	if (vfs_getopt(mp->mnt_optnew, "timeo", (void **)&opt, NULL) == 0) {
+		ret = sscanf(opt, "%d", &args.timeo);
+		if (ret != 1 || args.timeo <= 0) {
+			vfs_mount_error(mp, "illegal timeo: %s",
+			    opt);
+			error = EINVAL;
+			goto out;
+		}
+		args.flags |= NFSMNT_TIMEO;
+	}
 	if (vfs_getopt(mp->mnt_optnew, "timeout", (void **)&opt, NULL) == 0) {
 		ret = sscanf(opt, "%d", &args.timeo);
 		if (ret != 1 || args.timeo <= 0) {
-- 
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