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Groups > linux.kernel > #1355873

Re: [PATCH 0/6] Support calling functions on dedicated physical cpu

From Peter Zijlstra <peterz@infradead.org>
Newsgroups linux.kernel
Subject Re: [PATCH 0/6] Support calling functions on dedicated physical cpu
Date 2016-03-11 13:30 +0100
Message-ID <rbumB-6em-9@gated-at.bofh.it> (permalink)
References <rbtTB-5I7-31@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Fri, Mar 11, 2016 at 12:59:28PM +0100, Juergen Gross wrote:
> Some hardware (e.g. Dell Studio laptops) require special functions to
> be called on physical cpu 0 in order to avoid occasional hangs. When
> running as dom0 under Xen this could be achieved only via special boot
> parameters (vcpu pinning) limiting the hypervisor in it's scheduling
> decisions.

So instead of telling Dell to get their act together and fix their damn
firmware, we're going to add the most horrid gunk to the kernel? How
does that make sense?

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Thread

[PATCH 0/6] Support calling functions on dedicated physical cpu Juergen Gross <jgross@suse.com> - 2016-03-11 13:10 +0100
  [PATCH 1/6] xen: sync xen header Juergen Gross <jgross@suse.com> - 2016-03-11 13:10 +0100
  [PATCH 5/6] virt, sched: add cpu pinning to call_sync_on_phys_cpu() Juergen Gross <jgross@suse.com> - 2016-03-11 13:10 +0100
  [PATCH 6/6] xen: add xen_pin_vcpu() to support calling functions on a dedicated pcpu Juergen Gross <jgross@suse.com> - 2016-03-11 13:10 +0100
  [PATCH 2/6] sched: add function to execute a function synchronously on a physical cpu Juergen Gross <jgross@suse.com> - 2016-03-11 13:10 +0100
    Re: [PATCH 2/6] sched: add function to execute a function  synchronously on a physical cpu Peter Zijlstra <peterz@infradead.org> - 2016-03-11 13:30 +0100
      Re: [PATCH 2/6] sched: add function to execute a function  synchronously on a physical cpu Peter Zijlstra <peterz@infradead.org> - 2016-03-11 13:50 +0100
        Re: [PATCH 2/6] sched: add function to execute a function  synchronously on a physical cpu Juergen Gross <jgross@suse.com> - 2016-03-11 13:50 +0100
          Re: [PATCH 2/6] sched: add function to execute a function  synchronously on a physical cpu Peter Zijlstra <peterz@infradead.org> - 2016-03-11 14:00 +0100
            Re: [PATCH 2/6] sched: add function to execute a function  synchronously on a physical cpu Juergen Gross <jgross@suse.com> - 2016-03-11 14:10 +0100
      Re: [PATCH 2/6] sched: add function to execute a function  synchronously on a physical cpu Juergen Gross <jgross@suse.com> - 2016-03-11 13:50 +0100
        Re: [PATCH 2/6] sched: add function to execute a function  synchronously on a physical cpu Peter Zijlstra <peterz@infradead.org> - 2016-03-11 13:50 +0100
  Re: [PATCH 0/6] Support calling functions on dedicated physical cpu Peter Zijlstra <peterz@infradead.org> - 2016-03-11 13:30 +0100
    Re: [PATCH 0/6] Support calling functions on dedicated physical cpu Pali Rohár <pali.rohar@gmail.com> - 2016-03-11 13:30 +0100
    Re: [PATCH 0/6] Support calling functions on dedicated physical cpu One Thousand Gnomes <gnomes@lxorguk.ukuu.org.uk> - 2016-03-11 14:20 +0100
      Re: [PATCH 0/6] Support calling functions on dedicated physical cpu Peter Zijlstra <peterz@infradead.org> - 2016-03-11 14:20 +0100

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