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Re: [PATCH V2 1/3] x86/numa_emulation: fix potential memory leak

From Borislav Petkov <bp@alien8.de>
Newsgroups linux.kernel
Subject Re: [PATCH V2 1/3] x86/numa_emulation: fix potential memory leak
Date 2017-06-27 20:20 +0200
Message-ID <tX3fH-4fe-5@gated-at.bofh.it> (permalink)
References <tCFJ0-77a-21@gated-at.bofh.it> <tCFIZ-77a-19@gated-at.bofh.it> <tWEhk-47v-27@gated-at.bofh.it> <tWLst-p6-3@gated-at.bofh.it>
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On Tue, Jun 27, 2017 at 07:11:27AM +0800, Wei Yang wrote:
> It means numa emulation is not properly configured.

Or what the error message says: it cannot determine the default physical
node because NUMA emulation is not properly configured. What I'm trying
to say, is, explain the *why* in the commit message, not the *what*. The
*what* one can see in the code.

> Well, to this particular piece, have a for loop within a function doesn't look
> like a big deal to me. So you prefer to take every for loop in this function
> out?

As I said, I'd prefer you take this loop out and turn it into a separate
function in one go, along with fixing the potential memory leak.

> Last but not the least, these are two issues:
> 
> The problem this patch wants to address is the memory leak, while the concern
> here you mentioned is the coding style.

Let's not get too pedantic here: if you carve it out in a separate
function, it is still clear what the patch is doing.

-- 
Regards/Gruss,
    Boris.

Good mailing practices for 400: avoid top-posting and trim the reply.

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Thread

Re: [PATCH V2 1/3] x86/numa_emulation: fix potential memory leak Borislav Petkov <bp@alien8.de> - 2017-06-26 17:40 +0200
  Re: [PATCH V2 1/3] x86/numa_emulation: fix potential memory leak Wei Yang <richard.weiyang@gmail.com> - 2017-06-27 01:20 +0200
    Re: [PATCH V2 1/3] x86/numa_emulation: fix potential memory leak Borislav Petkov <bp@alien8.de> - 2017-06-27 20:20 +0200
      Re: [PATCH V2 1/3] x86/numa_emulation: fix potential memory leak Wei Yang <richard.weiyang@gmail.com> - 2017-06-28 01:40 +0200

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