Messages in this thread | | | Date | Wed, 19 Feb 2014 09:52:52 +0100 | From | Peter Oberparleiter <> | Subject | Re: [PATCH] gcov: fix memory allocation problem in gcov_info_dup |
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On 19.02.2014 08:06, Yuan Pengfei wrote: > From: Yuan Pengfei <coolypf@qq.com> > > If -fprofile-values option is used, ctr->num and sci_ptr->num > may be zero, resulting in zero size and cv_size, which will > cause ENOMEM when opening gcov data files in debugfs. > Signed-off-by: Yuan Pengfei <coolypf@qq.com>
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.
Regards, Peter Oberparleiter
-- Peter Oberparleiter Linux on System z Development - IBM Germany
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