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Groups > linux.kernel > #1592759

Re: Question Regarding ERMS memcpy

From Borislav Petkov <bp@suse.de>
Newsgroups linux.kernel
Subject Re: Question Regarding ERMS memcpy
Date 2017-03-05 14:10 +0100
Message-ID <thE5b-J2-7@gated-at.bofh.it> (permalink)
References (5 earlier) <thsdH-jy-1@gated-at.bofh.it> <thsno-mO-7@gated-at.bofh.it> <thsGJ-vv-1@gated-at.bofh.it> <thB7k-6NF-3@gated-at.bofh.it> <thCmJ-7RH-9@gated-at.bofh.it>
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On Sun, Mar 05, 2017 at 12:18:23PM +0100, Borislav Petkov wrote:
> Also, I need to check what vmlinuz size bloat we're talking: with the
> diff below, we do add padding which looks like this:

Yeah, even a tailored config adds ~67K:

   text    data     bss     dec     hex filename
7567290 4040894 2560000 14168184         d83078 vmlinux
7635332 4041694 2560000 14237026         d93d62 vmlinux.memcpy

I'm assuming allmodconfig would become even bigger.

-- 
Regards/Gruss,
    Boris.

SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)
--

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Thread

Question Regarding ERMS memcpy Logan Gunthorpe <logang@deltatee.com> - 2017-03-04 22:20 +0100
  Re: Question Regarding ERMS memcpy Borislav Petkov <bp@suse.de> - 2017-03-04 23:50 +0100
    Re: Question Regarding ERMS memcpy hpa@zytor.com - 2017-03-05 01:00 +0100
      Re: Question Regarding ERMS memcpy Borislav Petkov <bp@suse.de> - 2017-03-05 01:20 +0100
        Re: Question Regarding ERMS memcpy hpa@zytor.com - 2017-03-05 01:30 +0100
          Re: Question Regarding ERMS memcpy Borislav Petkov <bp@suse.de> - 2017-03-05 01:40 +0100
            Re: Question Regarding ERMS memcpy hpa@zytor.com - 2017-03-05 02:00 +0100
              Re: Question Regarding ERMS memcpy Borislav Petkov <bp@suse.de> - 2017-03-05 11:00 +0100
                Re: Question Regarding ERMS memcpy Borislav Petkov <bp@suse.de> - 2017-03-05 12:20 +0100
                Re: Question Regarding ERMS memcpy Borislav Petkov <bp@suse.de> - 2017-03-05 14:10 +0100
                Re: Question Regarding ERMS memcpy Linus Torvalds <torvalds@linux-foundation.org> - 2017-03-05 20:30 +0100
                Re: Question Regarding ERMS memcpy Borislav Petkov <bp@suse.de> - 2017-03-05 21:20 +0100
                Re: Question Regarding ERMS memcpy Linus Torvalds <torvalds@linux-foundation.org> - 2017-03-05 21:20 +0100
                Re: Question Regarding ERMS memcpy Logan Gunthorpe <logang@deltatee.com> - 2017-03-06 08:10 +0100
                Re: Question Regarding ERMS memcpy "H. Peter Anvin" <hpa@zytor.com> - 2017-03-06 08:40 +0100
                Re: Question Regarding ERMS memcpy Logan Gunthorpe <logang@deltatee.com> - 2017-03-06 18:50 +0100
                Re: Question Regarding ERMS memcpy hpa@zytor.com - 2017-03-06 20:10 +0100
                Re: Question Regarding ERMS memcpy Borislav Petkov <bp@suse.de> - 2017-03-06 14:40 +0100
                Re: Question Regarding ERMS memcpy hpa@zytor.com - 2017-03-06 14:50 +0100
                Re: Question Regarding ERMS memcpy Borislav Petkov <bp@suse.de> - 2017-03-06 15:10 +0100
            Re: Question Regarding ERMS memcpy Logan Gunthorpe <logang@deltatee.com> - 2017-03-05 06:00 +0100
              Re: Question Regarding ERMS memcpy Borislav Petkov <bp@suse.de> - 2017-03-05 11:00 +0100

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