Re: linux-next: build failure after merge of the rcu tree

From: Paul E. McKenney
Date: Tue Aug 13 2019 - 10:38:54 EST


On Tue, Aug 13, 2019 at 03:25:11PM +1000, Stephen Rothwell wrote:
> Hi Paul,
>
> On Mon, 12 Aug 2019 09:19:34 -0700 "Paul E. McKenney" <paulmck@xxxxxxxxxxxxx> 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@xxxxxxxxxxxxxxxx>
> Date: Tue, 13 Aug 2019 15:12:00 +1000
> Subject: [PATCH] rcu: use the correct includes
>
> Signed-off-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>

Thank you, Stephen, I have merged this in with attribution. Apologies
for my not being with the times on this one, and "make allmodconfig" it
will be in the future!

Thanx, Paul

> ---
> 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