linux-kernel - Re: [PATCH] recordmcount: arm64: replace the ignored mcount call into nop

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Message-ID: <20151102132608.59e16994@gandalf.local.home>
Date:	Mon, 2 Nov 2015 13:26:08 -0500
From:	Steven Rostedt <rostedt@...dmis.org>
To:	libin <huawei.libin@...wei.com>
Cc:	Will Deacon <will.deacon@....com>,
	kbuild test robot <lkp@...el.com>, <kbuild-all@...org>,
	<catalin.marinas@....com>, <takahiro.akashi@...aro.org>,
	<linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <guohanjun@...wei.com>,
	<dingtianhong@...wei.com>, <zhouchengming1@...wei.com>
Subject: Re: [PATCH] recordmcount: arm64: replace the ignored mcount call
 into nop

On Fri, 30 Oct 2015 14:00:28 +0800
libin <huawei.libin@...wei.com> wrote:

> It is a bug in nop_mcount:
> ...
> if (mcountsym == Elf_r_sym(relp) && !is_fake_mcount(relp)) {
>         if (make_nop) {
>                 ret = make_nop((void *)ehdr, shdr->sh_offset + relp->r_offset);
>         }
> ...
> 
> shdr->sh_offset and welp->r_offset should handle endianness properly as _w(shdr->sh_offset)/
> _w(relp->r_offset). I will post a patchset including this patch soon.
> 

Has this been fixed yet?

-- Steve
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