linux-kernel - [PATCH 1/2] cgroup: Provide empty definition of task_cgroup

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Message-Id: <1394657163-7472-2-git-send-email-vgoyal@redhat.com>
Date:	Wed, 12 Mar 2014 16:46:02 -0400
From:	Vivek Goyal <vgoyal@...hat.com>
To:	linux-kernel@...r.kernel.org, cgroups@...r.kernel.org,
	netdev@...r.kernel.org, davem@...emloft.net, tj@...nel.org
Cc:	ssorce@...hat.com, jkaluza@...hat.com, lpoetter@...hat.com,
	kay@...hat.com, Vivek Goyal <vgoyal@...hat.com>
Subject: [PATCH 1/2] cgroup: Provide empty definition of task_cgroup_path()

Compilation with !CONFIG_CGROUP fails for task_cgroup_path() user. So
provide an emtpy definition.

Signed-off-by: Vivek Goyal <vgoyal@...hat.com>
---
 include/linux/cgroup.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index 9450f02..727728c 100644
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -869,6 +869,12 @@ static inline int cgroup_attach_task_all(struct task_struct *from,
 	return 0;
 }
 
+static inline int
+task_cgroup_path(struct task_struct *task, char *buf, size_t buflen)
+{
+	return 0;
+}
+
 #endif /* !CONFIG_CGROUPS */
 
 #endif /* _LINUX_CGROUP_H */
-- 
1.8.5.3

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