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From: Namhyung Kim <namhyung@kernel.org>
To: Wang Nan <wangnan0@huawei.com>
Cc: a.p.zijlstra@chello.nl, paulus@samba.org, mingo@redhat.com,
	acme@kernel.org, ak@linux.intel.com, lizefan@huawei.com,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] perf: fix building warning on ARM 32.
Date: Thu, 18 Dec 2014 14:14:20 +0900	[thread overview]
Message-ID: <20141218051420.GE20215@sejong> (raw)
In-Reply-To: <1418710746-35943-1-git-send-email-wangnan0@huawei.com>

Hi Wang,

On Tue, Dec 16, 2014 at 02:19:06PM +0800, Wang Nan wrote:
> Commit 85c116a6c introduces asprintf() call and matches '%ld' to a u64
> argument, which is incorrect on ARM:
> 
>    CC       /home/wn/util/srcline.o
>  util/srcline.c: In function 'get_srcline':
>  util/srcline.c:297:6: error: format '%ld' expects argument of type 'long int', but argument 4 has type 'u64' [-Werror=format]
>  cc1: all warnings being treated as errors
>  make[1]: *** [/home/wn/util/srcline.o] Error 1
> 
> In addition, all users of get_srcline() use u64 addr, and libbfd
> also use 64 bit bfd_vma as address. This patch also fix prototype
> of get_srcline() and addr2line() to use u64 addr instead of
> unsigned long.
> 
> Signed-off-by: Wang Nan <wangnan0@huawei.com>

Acked-by: Namhyung Kim <namhyung@kernel.org>

Thanks,
Namhyung


  reply	other threads:[~2014-12-18  5:14 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-16  6:19 [PATCH v2] perf: fix building warning on ARM 32 Wang Nan
2014-12-18  5:14 ` Namhyung Kim [this message]
2014-12-19 12:13 ` [tip:perf/urgent] perf: Fix " tip-bot for Wang Nan

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