linux-kernel - Re: [PATCH] perf unwind: Fix a compile error

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Message-ID: <20150617193533.GD3079@kernel.org>
Date:	Wed, 17 Jun 2015 16:35:33 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	"Wangnan (F)" <wangnan0@...wei.com>
Cc:	Hou Pengyang <houpengyang@...wei.com>, namhyung@...nel.org,
	mingo@...hat.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] perf unwind: Fix a compile error

Em Wed, Jun 17, 2015 at 07:51:37PM +0800, Wangnan (F) escreveu:
> 
> 
> On 2015/6/16 21:47, Arnaldo Carvalho de Melo wrote:
> >Em Tue, Jun 16, 2015 at 11:16:35AM +0000, Hou Pengyang escreveu:
> >>When libunwind is on, there is a compile error as :
> >>
> >>util/unwind-libunwind.c:363:21: error: 'dso' undeclared (first use in this function)
> >>     dso__data_put_fd(dso);
> >>
> >>This patch fix it.
> >Thanks, applied.
> >
> >- Arnaldo
> 
> I just realized that I posted this patch several weeks ago and has been
> acked. Please see:
> 
>  http://lkml.kernel.org/r/CAM9d7cjkjcF_7AeZ0d7kyDLWwjutLpJm-MfdDR42tr=iQYnz6g@mail.gmail.com
> 
> I'll reply that post to note others about this one.
> 
> Anyway, thank you for fixing this problem.

Sorry, some patches sometimes gets lost, I should've applied yours,
sooner, but what matters is that the problem got solved.

Thanks,

- Arnaldo
 
> >>Fixes: 4bb11d012ab248d0 ("perf tools: Add dso__data_get/put_fd()")
> >>Signed-off-by: Hou Pengyang <houpengyang@...wei.com>
> >>---
> >>  tools/perf/util/unwind-libunwind.c | 2 +-
> >>  1 file changed, 1 insertion(+), 1 deletion(-)
> >>
> >>diff --git a/tools/perf/util/unwind-libunwind.c b/tools/perf/util/unwind-libunwind.c
> >>index f079b63..4c00507 100644
> >>--- a/tools/perf/util/unwind-libunwind.c
> >>+++ b/tools/perf/util/unwind-libunwind.c
> >>@@ -360,7 +360,7 @@ find_proc_info(unw_addr_space_t as, unw_word_t ip, unw_proc_info_t *pi,
> >>  		unw_word_t base = is_exec ? 0 : map->start;
> >>  		if (fd >= 0)
> >>-			dso__data_put_fd(dso);
> >>+			dso__data_put_fd(map->dso);
> >>  		memset(&di, 0, sizeof(di));
> >>  		if (dwarf_find_debug_frame(0, &di, ip, base, map->dso->name,
> >>-- 
> >>1.8.5.2
> 
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