linux-kernel - Re: [PATCH] gcov: fix memory allocation problem in gcov_info

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Message-ID: <tencent_791B676E6E166A343D8CB154@qq.com>
Date:	Wed, 19 Feb 2014 18:38:46 +0800
From:	"Yuan Pengfei" <coolypf@...com>
To:	"Peter Oberparleiter" 
	<oberpar@...ux.vnet.ibm.com>
Cc:	"linux-kernel" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] gcov: fix memory allocation problem in gcov_info_dup

Using -fprofile-values is one case that will cause the memory allocation
problem. More changes are needed to fully support -fprofile-values. I
submit this patch first because I think it is obvious and does no harm.
> I'm unaware of any user of -fprofile-values in the kernel. Are you
> trying to extend gcov-kernel to also support -fprofile-values? I would
> expect that additional changes to the .gcda file creation logic are
> required to fully support this GCC option.