Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > linux.kernel > #1491662

Re: [x86-tip] strange nr_cpus= boot regression

From Mike Galbraith <umgwanakikbuti@gmail.com>
Newsgroups linux.kernel
Subject Re: [x86-tip] strange nr_cpus= boot regression
Date 2016-09-27 05:20 +0200
Message-ID <slR61-4eM-17@gated-at.bofh.it> (permalink)
References <slDcJ-3Ml-9@gated-at.bofh.it> <slI2J-6Jd-23@gated-at.bofh.it> <slIm5-6Ps-11@gated-at.bofh.it> <slJUR-7U5-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw

On Mon, 2016-09-26 at 15:35 -0400, Thomas Gleixner wrote:
> On Mon, 26 Sep 2016, Thomas Gleixner wrote:
> > Can you please provide your .config and the dmesg of a bad and a good run?
> 
> Don't bother. I found it.
> 
> It's a merge artifact. So git bisect pointing at the merge commit is
> entirely correct.
> 
> mainline moves 
> 
> 	>  num_processors++;
> 
> to a different place in the function. See commit c291b0151585.
> 
> Now the nodeid patch set in x86/apic does not have this commit and so
> f7c28833c2520 removes  num_processors++ from the original location before
> c291b0151585.

Whew, no mythical creature infestation.  Thanks, next encounter with
such an artifact should provide markedly less entertainment.

	-Mike

Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

[x86-tip] strange nr_cpus= boot regression Mike Galbraith <umgwanakikbuti@gmail.com> - 2016-09-26 14:30 +0200
  Re: [x86-tip] strange nr_cpus= boot regression Mike Galbraith <umgwanakikbuti@gmail.com> - 2016-09-26 14:50 +0200
    Re: [x86-tip] strange nr_cpus= boot regression Borislav Petkov <bp@alien8.de> - 2016-09-26 15:50 +0200
      Re: [x86-tip] strange nr_cpus= boot regression Borislav Petkov <bp@alien8.de> - 2016-09-26 16:20 +0200
      Re: [x86-tip] strange nr_cpus= boot regression Mike Galbraith <umgwanakikbuti@gmail.com> - 2016-09-26 16:30 +0200
  Re: [x86-tip] strange nr_cpus= boot regression Thomas Gleixner <tglx@linutronix.de> - 2016-09-26 19:40 +0200
    Re: [x86-tip] strange nr_cpus= boot regression Thomas Gleixner <tglx@linutronix.de> - 2016-09-26 20:00 +0200
      Re: [x86-tip] strange nr_cpus= boot regression Thomas Gleixner <tglx@linutronix.de> - 2016-09-26 21:40 +0200
        Re: [x86-tip] strange nr_cpus= boot regression Thomas Gleixner <tglx@linutronix.de> - 2016-09-26 22:00 +0200
        Re: [x86-tip] strange nr_cpus= boot regression Mike Galbraith <umgwanakikbuti@gmail.com> - 2016-09-27 05:20 +0200
          Re: [x86-tip] strange nr_cpus= boot regression Borislav Petkov <bp@alien8.de> - 2016-09-27 06:20 +0200
    Re: [x86-tip] strange nr_cpus= boot regression Dou Liyang <douly.fnst@cn.fujitsu.com> - 2016-09-27 04:10 +0200
      Re: [x86-tip] strange nr_cpus= boot regression Thomas Gleixner <tglx@linutronix.de> - 2016-09-27 14:20 +0200

csiph-web