Re: [PATCH] perf probe: Fix build failure for get_target_map()

From: Arnaldo Carvalho de Melo
Date: Mon Jul 17 2017 - 09:11:16 EST


Em Mon, Jul 17, 2017 at 04:02:22PM +0530, Ravi Bangoria escreveu:
> Commit 801bc8193463 ("perf probe: Allow placing uprobes in
> alternate namespaces.") is causing a build failure on powerpc:
>
> error: incompatible type for argument 2 of 'get_target_map'
> map = get_target_map(pev->target, pev->uprobes);
> ^~~
>
> Fix it by changing parameters of get_target_map().

Thanks, since this hasn't made it to Ingo I'll fold this into the patch
where the problem was introduced, adding credits to you, leaving a Link
to this message, so that we don't lose bisection in this area on
powerpc.

- Arnaldo

> Fixes: 801bc8193463 ("perf probe: Allow placing uprobes in alternate namespaces.")
> Signed-off-by: Ravi Bangoria <ravi.bangoria@xxxxxxxxxxxxxxxxxx>
> ---
> tools/perf/arch/powerpc/util/sym-handling.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/perf/arch/powerpc/util/sym-handling.c b/tools/perf/arch/powerpc/util/sym-handling.c
> index bf9a259..9c4e23d 100644
> --- a/tools/perf/arch/powerpc/util/sym-handling.c
> +++ b/tools/perf/arch/powerpc/util/sym-handling.c
> @@ -126,7 +126,7 @@ void arch__post_process_probe_trace_events(struct perf_probe_event *pev,
> struct rb_node *tmp;
> int i = 0;
>
> - map = get_target_map(pev->target, pev->uprobes);
> + map = get_target_map(pev->target, pev->nsi, pev->uprobes);
> if (!map || map__load(map) < 0)
> return;
>
> --
> 2.1.4