From 5d359b97a59f27d4bace5a43695c1fed37e61bd9 Mon Sep 17 00:00:00 2001
From: Tejun Heo <tj@kernel.org>
Date: Tue, 22 Dec 2015 13:57:07 -0500
Subject: libxt_cgroup2: add support for cgroup2 path matching

This patch updates xt_cgroup so that it supports revision 1 interface
which includes cgroup2 path based matching.

v3: Folded into xt_cgroup as a new revision interface as suggested by
    Pablo.

v2: cgroup2_match->userspacesize and ->save and man page updated as
    per Jan.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Daniel Borkmann <dborkman@redhat.com>
Cc: Jan Engelhardt <jengelh@inai.de>
Cc: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
---
 include/linux/netfilter/xt_cgroup.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'include')

diff --git a/include/linux/netfilter/xt_cgroup.h b/include/linux/netfilter/xt_cgroup.h
index 42b44a23..7fe61ed0 100644
--- a/include/linux/netfilter/xt_cgroup.h
+++ b/include/linux/netfilter/xt_cgroup.h
@@ -2,10 +2,23 @@
 #define _XT_CGROUP_H
 
 #include <linux/types.h>
+#include <linux/limits.h>
 
 struct xt_cgroup_info_v0 {
 	__u32 id;
 	__u32 invert;
 };
 
+struct xt_cgroup_info_v1 {
+	__u8		has_path;
+	__u8		has_classid;
+	__u8		invert_path;
+	__u8		invert_classid;
+	char		path[PATH_MAX];
+	__u32		classid;
+
+	/* kernel internal data */
+	void		*priv __attribute__((aligned(8)));
+};
+
 #endif /* _XT_CGROUP_H */
-- 
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