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Groups > linux.kernel > #1366716

Re: (mostly) Arch-independent livepatch

From Jessica Yu <jeyu@redhat.com>
Newsgroups linux.kernel
Subject Re: (mostly) Arch-independent livepatch
Date 2016-03-29 23:20 +0200
Message-ID <ri9do-3wv-13@gated-at.bofh.it> (permalink)
References <rfEx3-3Ck-5@gated-at.bofh.it>
Organization linux.* mail to news gateway

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+++ Jessica Yu [22/03/16 20:03 -0400]:
>
>Patches based on linux-next.
>
>Previous patchset (v5) found here:
>http://lkml.kernel.org/g/1458157628-8264-1-git-send-email-jeyu@redhat.com
>
>v6:
> - Since we hard-code the field widths for the objname and symbol name
>   for the sscanf() calls, which are supposed to correspond to the values
>   of MODULE_NAME_LEN and KSYM_NAME_LEN, use BUILD_BUG_ON() to detect when
>   the values of these constants deviate from the expected values.
> - Squash the sample livepatch module patch into patch 4
>   ("livepatch: reuse module loader code to write relocations") so
>   git bisects don't break
> - Don't need the klp_buf struct, just use plain char arrays to hold the
>   output of sscanf(). Also, no need to clear the bufs after every
>   invocation, as sscanf() takes care to put a null byte at the end of
>   the bufs.
> - Fix compiler kbuild errors for the !CONFIG_LIVEPATCH case
> - Fixed some small module.c nits
>

Pinging Rusty, just in case this thread got buried :-)
How do the module.c changes look?

Thanks,
Jessica

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Thread

[PATCH v6 0/5] (mostly) Arch-independent livepatch Jessica Yu <jeyu@redhat.com> - 2016-03-23 01:10 +0100
  [PATCH v6 5/5] Documentation: livepatch: outline Elf format and requirements for patch modules Jessica Yu <jeyu@redhat.com> - 2016-03-23 01:10 +0100
  [PATCH v6 2/5] module: preserve Elf information for livepatch modules Jessica Yu <jeyu@redhat.com> - 2016-03-23 01:10 +0100
    Re: [PATCH v6 2/5] module: preserve Elf information for livepatch modules Rusty Russell <rusty@rustcorp.com.au> - 2016-04-01 02:30 +0200
  Re: [PATCH v6 0/5] (mostly) Arch-independent livepatch Josh Poimboeuf <jpoimboe@redhat.com> - 2016-03-23 14:10 +0100
  Re: [PATCH v6 0/5] (mostly) Arch-independent livepatch Miroslav Benes <mbenes@suse.cz> - 2016-03-23 15:00 +0100
  Re: (mostly) Arch-independent livepatch Jessica Yu <jeyu@redhat.com> - 2016-03-29 23:20 +0200
    Re: (mostly) Arch-independent livepatch Jiri Kosina <jikos@kernel.org> - 2016-03-30 01:30 +0200
      Re: (mostly) Arch-independent livepatch Heiko Carstens <heiko.carstens@de.ibm.com> - 2016-03-30 09:20 +0200
  Re: [PATCH v6 0/5] (mostly) Arch-independent livepatch Jiri Kosina <jikos@kernel.org> - 2016-04-01 17:10 +0200

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