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Re: [PATCH 1/2] livepatch: Implement separate coming and going module notifiers

From Jiri Kosina <jikos@kernel.org>
Newsgroups linux.kernel
Subject Re: [PATCH 1/2] livepatch: Implement separate coming and going module notifiers
Date 2016-02-01 13:30 +0100
Message-ID <qXlMe-2CW-5@gated-at.bofh.it> (permalink)
References (6 earlier) <qWmU4-7SX-49@gated-at.bofh.it> <qWn3H-7Wl-7@gated-at.bofh.it> <qWndp-80W-19@gated-at.bofh.it> <qWnwJ-8pS-15@gated-at.bofh.it> <qWnGp-8t5-1@gated-at.bofh.it>
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On Fri, 29 Jan 2016, Josh Poimboeuf wrote:

> Right, as you say it's basically a nop 99.99% of the time.  But we still 
> need to do the "are any patches loaded" check, so we still need the call 
> into a livepatch function to do that.

We might create a static key for that (some might call it 
over-optimization though, given it's happening on kind of a slow path 
anyway).

-- 
Jiri Kosina
SUSE Labs

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Thread

[PATCH 1/2] livepatch: Implement separate coming and going module notifiers Jessica Yu <jeyu@redhat.com> - 2016-01-29 07:50 +0100
  Re: [PATCH 1/2] livepatch: Implement separate coming and going module  notifiers Miroslav Benes <mbenes@suse.cz> - 2016-01-29 17:40 +0100
    Re: [PATCH 1/2] livepatch: Implement separate coming and going  module notifiers Josh Poimboeuf <jpoimboe@redhat.com> - 2016-01-29 18:40 +0100
      Re: [PATCH 1/2] livepatch: Implement separate coming and going  module notifiers Steven Rostedt <rostedt@goodmis.org> - 2016-01-29 18:50 +0100
        Re: [PATCH 1/2] livepatch: Implement separate coming and going  module notifiers Josh Poimboeuf <jpoimboe@redhat.com> - 2016-01-29 19:00 +0100
          Re: [PATCH 1/2] livepatch: Implement separate coming and going module  notifiers Miroslav Benes <mbenes@suse.cz> - 2016-01-29 20:30 +0100
            Re: [PATCH 1/2] livepatch: Implement separate coming and going  module notifiers Steven Rostedt <rostedt@goodmis.org> - 2016-01-29 20:40 +0100
              Re: [PATCH 1/2] livepatch: Implement separate coming and going  module notifiers Josh Poimboeuf <jpoimboe@redhat.com> - 2016-01-29 20:50 +0100
                Re: [PATCH 1/2] livepatch: Implement separate coming and going  module notifiers Steven Rostedt <rostedt@goodmis.org> - 2016-01-29 21:10 +0100
                Re: [PATCH 1/2] livepatch: Implement separate coming and going  module notifiers Josh Poimboeuf <jpoimboe@redhat.com> - 2016-01-29 21:20 +0100
                Re: [PATCH 1/2] livepatch: Implement separate coming and going module  notifiers Jiri Kosina <jikos@kernel.org> - 2016-02-01 13:30 +0100
                Re: [PATCH 1/2] livepatch: Implement separate coming and going  module notifiers Josh Poimboeuf <jpoimboe@redhat.com> - 2016-02-01 15:50 +0100
              Re: livepatch: Implement separate coming and going module notifiers Jessica Yu <jeyu@redhat.com> - 2016-01-29 21:00 +0100
            Re: [PATCH 1/2] livepatch: Implement separate coming and going  module notifiers Josh Poimboeuf <jpoimboe@redhat.com> - 2016-01-29 20:50 +0100
              Re: livepatch: Implement separate coming and going module notifiers Jessica Yu <jeyu@redhat.com> - 2016-01-30 00:00 +0100
                Re: livepatch: Implement separate coming and going module notifiers Steven Rostedt <rostedt@goodmis.org> - 2016-01-30 01:10 +0100
                Re: livepatch: Implement separate coming and going module notifiers Josh Poimboeuf <jpoimboe@redhat.com> - 2016-02-01 15:40 +0100
      Re: livepatch: Implement separate coming and going module notifiers Steven Rostedt <rostedt@goodmis.org> - 2016-01-29 21:10 +0100
        Re: livepatch: Implement separate coming and going module notifiers Steven Rostedt <rostedt@goodmis.org> - 2016-01-29 21:20 +0100
      Re: livepatch: Implement separate coming and going module notifiers Jessica Yu <jeyu@redhat.com> - 2016-01-29 21:10 +0100
        Re: livepatch: Implement separate coming and going module notifiers Josh Poimboeuf <jpoimboe@redhat.com> - 2016-01-29 21:30 +0100

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