linux-kernel - Re: [PATCH] x86,vdso: fix the x86 vdso2c tool includes

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Date:	Mon, 16 Feb 2015 08:29:16 -0800
From:	Andy Lutomirski <luto@...capital.net>
To:	Tommi Kyntola <tommi.kyntola@...il.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] x86,vdso: fix the x86 vdso2c tool includes

On Mon, Feb 16, 2015 at 6:15 AM, Tommi Kyntola <tommi.kyntola@...il.com> wrote:
>
> The build-time tool arch/x86/vdso/vdso2c.c includes <linux/elf.h>,
> but cannot find it, unless the build host happens to provide it.
> It should be reading the uapi linux/elf.h
>
> This build regression came along with the vdso2c between
> 3.15 and 3.16.

I'm curious: what distro or other system are you seeing this problem in?

--Andy

>
> Signed-off-by: Tommi Kyntola <tommi.kyntola@...il.com>
> ---
>  arch/x86/vdso/Makefile | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/x86/vdso/Makefile b/arch/x86/vdso/Makefile
> index 5a4affe..745e9fe 100644
> --- a/arch/x86/vdso/Makefile
> +++ b/arch/x86/vdso/Makefile
> @@ -50,7 +50,7 @@ VDSO_LDFLAGS_vdso.lds = -m64 -Wl,-soname=linux-vdso.so.1 \
>  $(obj)/vdso64.so.dbg: $(src)/vdso.lds $(vobjs) FORCE
>         $(call if_changed,vdso)
>
> -HOST_EXTRACFLAGS += -I$(srctree)/tools/include
> +HOST_EXTRACFLAGS += -I$(srctree)/tools/include -I$(srctree)/include/uapi
>  hostprogs-y                    += vdso2c
>
>  quiet_cmd_vdso2c = VDSO2C  $@
> --
> 2.1.0
>



-- 
Andy Lutomirski
AMA Capital Management, LLC
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