linux-kernel - [PATCH (RESEND) 03/12] nfs: Add srcaddr member to nfs

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Message-Id: <1310752568-21280-4-git-send-email-greearb@candelatech.com>
Date:	Fri, 15 Jul 2011 10:55:59 -0700
From:	greearb@...delatech.com
To:	linux-nfs@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:	Ben Greear <greearb@...delatech.com>
Subject: [PATCH (RESEND) 03/12] nfs:  Add srcaddr member to nfs_client.

From: Ben Greear <greearb@...delatech.com>


Signed-off-by: Ben Greear <greearb@...delatech.com>
---
:100644 100644 2a55347... 93979a9... M	fs/nfs/internal.h
:100644 100644 ce40e5c... cb41131... M	fs/nfs/super.c
:100644 100644 87694ca... 9db4473... M	include/linux/nfs_fs_sb.h
 fs/nfs/internal.h         |    5 +++++
 fs/nfs/super.c            |    2 ++
 include/linux/nfs_fs_sb.h |    4 ++++
 3 files changed, 11 insertions(+), 0 deletions(-)

diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index 2a55347..93979a9 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -107,6 +107,11 @@ struct nfs_parsed_mount_data {
 	struct {
 		struct sockaddr_storage	address;
 		size_t			addrlen;
+	} srcaddr;
+
+	struct {
+		struct sockaddr_storage address;
+		size_t                  addrlen;
 		char			*hostname;
 		u32			version;
 		int			port;
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index ce40e5c..cb41131 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -904,6 +904,8 @@ static struct nfs_parsed_mount_data *nfs_alloc_parsed_mount_data(unsigned int ve
 		data->auth_flavor_len	= 1;
 		data->version		= version;
 		data->minorversion	= 0;
+		data->srcaddr.address.ss_family = AF_UNSPEC;
+		data->srcaddr.addrlen = sizeof(data->srcaddr.address);
 	}
 	return data;
 }
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index 87694ca..9db4473 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -80,6 +80,10 @@ struct nfs_client {
 	struct list_head	cl_layouts;
 #endif /* CONFIG_NFS_V4 */
 
+	/* If we should bind to a local IP, it should be specified below. */
+	struct sockaddr_storage	srcaddr;
+	size_t			srcaddrlen;
+
 #ifdef CONFIG_NFS_FSCACHE
 	struct fscache_cookie	*fscache;	/* client index cache cookie */
 #endif
-- 
1.7.3.4

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