summaryrefslogtreecommitdiff
path: root/include/linux/seq_file.h
diff options
context:
space:
mode:
authorDavid S. Miller <davem@davemloft.net>2012-08-25 02:54:37 +0400
committerDavid S. Miller <davem@davemloft.net>2012-08-25 02:54:37 +0400
commite6acb384807406c1a6ad3ddc91191f7658e63b7a (patch)
tree7906d1bb402ac30e4efaa1bc6451b1c7a4b6e768 /include/linux/seq_file.h
parent255e87657a84e21986e5d9070f3dee4aa8d1d531 (diff)
parent898132ae76d1aeb52301f10e8795c34fbb54e853 (diff)
downloadlinux-e6acb384807406c1a6ad3ddc91191f7658e63b7a.tar.xz
Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace
This is an initial merge in of Eric Biederman's work to start adding user namespace support to the networking. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/seq_file.h')
-rw-r--r--include/linux/seq_file.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h
index 83c44eefe698..68a04a343cad 100644
--- a/include/linux/seq_file.h
+++ b/include/linux/seq_file.h
@@ -13,6 +13,7 @@ struct file;
struct path;
struct inode;
struct dentry;
+struct user_namespace;
struct seq_file {
char *buf;
@@ -25,6 +26,9 @@ struct seq_file {
struct mutex lock;
const struct seq_operations *op;
int poll_event;
+#ifdef CONFIG_USER_NS
+ struct user_namespace *user_ns;
+#endif
void *private;
};
@@ -128,6 +132,16 @@ int seq_put_decimal_ull(struct seq_file *m, char delimiter,
int seq_put_decimal_ll(struct seq_file *m, char delimiter,
long long num);
+static inline struct user_namespace *seq_user_ns(struct seq_file *seq)
+{
+#ifdef CONFIG_USER_NS
+ return seq->user_ns;
+#else
+ extern struct user_namespace init_user_ns;
+ return &init_user_ns;
+#endif
+}
+
#define SEQ_START_TOKEN ((void *)1)
/*
* Helpers for iteration over list_head-s in seq_files