Hi Paul,

On Mon, 12 Aug 2019 09:19:34 -0700 "Paul E. McKenney" <paulmck@linux.ibm.com> wrote:
>
> Huh.  "It has been building fine for me."  I added
> 
> 	#include <uapi/asm-generic/types.h>
> 	#include <asm-generic/atomic-long.h>
> 
> to include/linux/rcu_segcblist.h, which hopefully fixes it at your end.

That did not work as I got a lot of errors from
include/asm-generic/atomic-long.h.  I have added the following patch
for today (which does build).  These errors come from having
CONFIG_{,KERNEL_,UAPI_}HEADER_TEST set (which allmodconfig a should do).

From: Stephen Rothwell <sfr@canb.auug.org.au>
Date: Tue, 13 Aug 2019 15:12:00 +1000
Subject: [PATCH] rcu: use the correct includes

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
---
 include/linux/rcu_segcblist.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/rcu_segcblist.h b/include/linux/rcu_segcblist.h
index 43e2935e8966..646759042333 100644
--- a/include/linux/rcu_segcblist.h
+++ b/include/linux/rcu_segcblist.h
@@ -14,8 +14,8 @@
 #ifndef __INCLUDE_LINUX_RCU_SEGCBLIST_H
 #define __INCLUDE_LINUX_RCU_SEGCBLIST_H
 
-#include <uapi/asm-generic/types.h>
-#include <asm-generic/atomic-long.h>
+#include <linux/types.h>
+#include <linux/atomic.h>
 
 /* Simple unsegmented callback lists. */
 struct rcu_cblist {
-- 
2.20.1

-- 
Cheers,
Stephen Rothwell