linux-kernel - Re: [PATCH] perf tools: fix a wrong header file path in util/unwind.c

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Message-ID: <CAPQBkrOtJkn_M+7hBJC-amxZ7SHQ+E_7gf2XiVzxCBbeEkxapw@mail.gmail.com>
Date:	Mon, 27 May 2013 16:15:00 +0800
From:	Runzhen Wang <icycoder@...il.com>
To:	acme@...hat.com
Cc:	mingo@...nel.org, linux-kernel@...r.kernel.org,
	David Ahern <dsahern@...il.com>
Subject: Re: [PATCH] perf tools: fix a wrong header file path in util/unwind.c

Sorry, I made a mistake.....
There is no bug,  please ignore my patch.
Sorry again. I will be careful next time.

On Mon, May 27, 2013 at 3:54 PM, Runzhen Wang <icycoder@...il.com> wrote:
> For the latest perf core tree:
> (git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git),
> in util/unwind.c line 29 includes "perf_regs.h". That means compiler
> will search for this header file in current directory, so, gcc will
> puts the following error messages:
>
> util/unwind.c: In function ‘access_mem’:
> util/unwind.c:400:50: error: ‘PERF_REG_SP’ undeclared (first use in this
> function)
> util/unwind.c:400:50: note: each undeclared identifier is reported only
> once for each function it appears in
> util/unwind.c: In function ‘unwind__get_entries’:
> util/unwind.c:562:41: error: ‘PERF_REG_IP’ undeclared (first use in this
> function)
>
> Changing #include "perf_regs.h" to #include <perf_regs.h> will fix the
> error.
>
> Signed-off-by: Runzhen Wang <runzhen@...ux.vnet.ibm.com>
> ---
>  tools/perf/util/unwind.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/perf/util/unwind.c b/tools/perf/util/unwind.c
> index 958723b..50e14f7 100644
> --- a/tools/perf/util/unwind.c
> +++ b/tools/perf/util/unwind.c
> @@ -26,7 +26,7 @@
>  #include <libunwind-ptrace.h>
>  #include "thread.h"
>  #include "session.h"
> -#include "perf_regs.h"
> +#include <perf_regs.h>
>  #include "unwind.h"
>  #include "util.h"
>
> --
> 1.7.9.5
>
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