Re: [PATCH v2 10/10] x86/mm: Try to preserve old TLB entries using PCID

From	Nadav Amit <nadav.amit@gmail.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH v2 10/10] x86/mm: Try to preserve old TLB entries using PCID
Date	2017-06-20 01:10 +0200
Message-ID	<tUdXY-ET-7@gated-at.bofh.it> (permalink)
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Nadav Amit <nadav.amit@gmail.com> wrote:

>> 
> Just to clarify: I asked since I don’t understand how the interaction with
> PCID-unaware CR3 users go. Specifically, IIUC, arch_efi_call_virt_teardown()
> can reload CR3 with an old PCID value. No?

Please ignore this email. I realized it is not a problem.

Nadav

Thread

[PATCH v2 00/10] PCID and improved laziness Andy Lutomirski <luto@kernel.org> - 2017-06-14 07:00 +0200
  [PATCH v2 09/10] x86/mm: Enable CR4.PCIDE on supported systems Andy Lutomirski <luto@kernel.org> - 2017-06-14 07:00 +0200
    Re: [PATCH v2 09/10] x86/mm: Enable CR4.PCIDE on supported systems Juergen Gross <jgross@suse.com> - 2017-06-14 07:40 +0200
  [PATCH v2 06/10] x86/mm: Stop calling leave_mm() in idle code Andy Lutomirski <luto@kernel.org> - 2017-06-14 07:00 +0200
  [PATCH v2 04/10] x86/mm: Track the TLB's tlb_gen and update the flushing algorithm Andy Lutomirski <luto@kernel.org> - 2017-06-14 07:00 +0200
  [PATCH v2 02/10] x86/mm: Remove reset_lazy_tlbstate() Andy Lutomirski <luto@kernel.org> - 2017-06-14 07:00 +0200
    Re: [PATCH v2 02/10] x86/mm: Remove reset_lazy_tlbstate() Rik van Riel <riel@redhat.com> - 2017-06-15 21:30 +0200
  [PATCH v2 10/10] x86/mm: Try to preserve old TLB entries using PCID Andy Lutomirski <luto@kernel.org> - 2017-06-14 07:00 +0200
    Re: [PATCH v2 10/10] x86/mm: Try to preserve old TLB entries using  PCID Nadav Amit <nadav.amit@gmail.com> - 2017-06-18 08:30 +0200
      Re: [PATCH v2 10/10] x86/mm: Try to preserve old TLB entries using PCID Andy Lutomirski <luto@kernel.org> - 2017-06-20 00:10 +0200
        Re: [PATCH v2 10/10] x86/mm: Try to preserve old TLB entries using  PCID Nadav Amit <nadav.amit@gmail.com> - 2017-06-20 01:00 +0200
          Re: [PATCH v2 10/10] x86/mm: Try to preserve old TLB entries using  PCID Nadav Amit <nadav.amit@gmail.com> - 2017-06-20 01:10 +0200
  Re: [PATCH v2 00/10] PCID and improved laziness Dave Hansen <dave.hansen@intel.com> - 2017-06-15 00:20 +0200
    Re: [PATCH v2 00/10] PCID and improved laziness Andy Lutomirski <luto@kernel.org> - 2017-06-15 00:50 +0200
  Re: [PATCH v2 00/10] PCID and improved laziness "Levin, Alexander (Sasha Levin)" <alexander.levin@verizon.com> - 2017-06-18 23:40 +0200
    Re: [PATCH v2 00/10] PCID and improved laziness Andy Lutomirski <luto@kernel.org> - 2017-06-19 06:50 +0200

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