linux-kernel - [PATCH 1/8] radix-tree: Add an explicit include of bitops.h

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Date:	Tue, 19 Jan 2016 09:25:26 -0500
From:	Matthew Wilcox <matthew.r.wilcox@...el.com>
To:	Andrew Morton <akpm@...ux-foundation.org>,
	Johannes Weiner <hannes@...xchg.org>
Cc:	Matthew Wilcox <willy@...ux.intel.com>,
	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	Ross Zwisler <ross.zwisler@...ux.intel.com>,
	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	linux-mm@...ck.org
Subject: [PATCH 1/8] radix-tree: Add an explicit include of bitops.h

From: Matthew Wilcox <willy@...ux.intel.com>

The radix-tree header uses the __ffs() function, which is defined
in bitops.h.  The current kernel headers implicitly include bitops.h,
but the userspace test harness does not.

Signed-off-by: Matthew Wilcox <willy@...ux.intel.com>
---
 include/linux/radix-tree.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/linux/radix-tree.h b/include/linux/radix-tree.h
index 7c88ad1..35b3d11 100644
--- a/include/linux/radix-tree.h
+++ b/include/linux/radix-tree.h
@@ -21,6 +21,7 @@
 #ifndef _LINUX_RADIX_TREE_H
 #define _LINUX_RADIX_TREE_H
 
+#include <linux/bitops.h>
 #include <linux/preempt.h>
 #include <linux/types.h>
 #include <linux/bug.h>
-- 
2.7.0.rc3