Re: perf build failed on linux -next on i386 build

From: Naresh Kamboju
Date: Thu Sep 26 2019 - 16:36:08 EST


On Thu, 26 Sep 2019 at 23:06, Arnaldo Carvalho de Melo
<arnaldo.melo@xxxxxxxxx> wrote:
>
> Em Thu, Sep 26, 2019 at 10:59:41PM +0530, Naresh Kamboju escreveu:
> > perf build failed on linux -next on i386 build
> >
> > build error:
> > perf-in.o: In function `libunwind__x86_reg_id':
> > tools/perf/util/libunwind/../../arch/x86/util/unwind-libunwind.c:109:
> > undefined reference to `pr_err'
> > tools/perf/util/libunwind/../../arch/x86/util/unwind-libunwind.c:109:
> > undefined reference to `pr_err'
>
> Can you try with the following patch?

Thanks for the patch.
After applying this below patch build completes.


>
>
> diff --git a/tools/perf/arch/x86/util/unwind-libunwind.c b/tools/perf/arch/x86/util/unwind-libunwind.c
> index 05920e3edf7a..47357973b55b 100644
> --- a/tools/perf/arch/x86/util/unwind-libunwind.c
> +++ b/tools/perf/arch/x86/util/unwind-libunwind.c
> @@ -1,11 +1,11 @@
> // SPDX-License-Identifier: GPL-2.0
>
> #include <errno.h>
> +#include "../../util/debug.h"
> #ifndef REMOTE_UNWIND_LIBUNWIND
> #include <libunwind.h>
> #include "perf_regs.h"
> #include "../../util/unwind.h"
> -#include "../../util/debug.h"
> #endif
>
> #ifdef HAVE_ARCH_X86_64_SUPPORT

- Naresh