Subject: [RFC PATCH 05/29] net: Flip seq_net_private to net_ctx

From: David Ahern <[email-masked]>
Date: Wed, 4 Feb 2015 18:34:06 -0700

Enhances seq files for networking to have a network context from the
current namespace only.

Signed-off-by: David Ahern <[email-masked]>
---
 fs/proc/proc_net.c           |  2 +-
 include/linux/seq_file_net.h | 10 ++++++----
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/fs/proc/proc_net.c b/fs/proc/proc_net.c
index 1bde894bc624..4996f5e91a90 100644
--- a/fs/proc/proc_net.c
+++ b/fs/proc/proc_net.c
@@ -54,7 +54,7 @@ int seq_open_net(struct inode *ino, struct file *f,
 		return -ENOMEM;
 	}
 #ifdef CONFIG_NET_NS
-	p->net = net;
+	p->net_ctx.net = net;
 #endif
 	return 0;
 }
diff --git a/include/linux/seq_file_net.h b/include/linux/seq_file_net.h
index 32c89bbe24a2..b860d053a65e 100644
--- a/include/linux/seq_file_net.h
+++ b/include/linux/seq_file_net.h
@@ -7,9 +7,7 @@ struct net;
 extern struct net init_net;
 
 struct seq_net_private {
-#ifdef CONFIG_NET_NS
-	struct net *net;
-#endif
+	struct net_ctx net_ctx;
 };
 
 int seq_open_net(struct inode *, struct file *,
@@ -21,10 +19,14 @@ int single_release_net(struct inode *, struct file *);
 static inline struct net *seq_file_net(struct seq_file *seq)
 {
 #ifdef CONFIG_NET_NS
-	return ((struct seq_net_private *)seq->private)->net;
+	return ((struct seq_net_private *)seq->private)->net_ctx.net;
 #else
 	return &init_net;
 #endif
 }
+static inline struct net_ctx *seq_file_net_ctx(struct seq_file *seq)
+{
+	return &((struct seq_net_private *)seq->private)->net_ctx;
+}
 
 #endif
-- 
1.9.3 (Apple Git-50)