Re: [RFC PATCH v4 23/27] mm/map: Add Shadow stack pages to memory accounting

[RFC PATCH v4 00/27] Control Flow Enforcement: Shadow Stack · Yu-cheng Yu <hidden> · 2018-09-21
[RFC PATCH v4 06/27] x86/cet: Control protection exception handler · Yu-cheng Yu <hidden> · 2018-09-21
Re: [RFC PATCH v4 06/27] x86/cet: Control protection exception handler · Eugene Syromiatnikov <hidden> · 2018-10-03
Re: [RFC PATCH v4 06/27] x86/cet: Control protection exception handler · Yu-cheng Yu <hidden> · 2018-10-03
[RFC PATCH v4 22/27] x86/cet/shstk: Handle thread shadow stack · Yu-cheng Yu <hidden> · 2018-09-21
[RFC PATCH v4 21/27] x86/cet/shstk: ELF header parsing of Shadow Stack · Yu-cheng Yu <hidden> · 2018-09-21
Re: [RFC PATCH v4 21/27] x86/cet/shstk: ELF header parsing of Shadow Stack · Eugene Syromiatnikov <hidden> · 2018-10-03
Re: [RFC PATCH v4 21/27] x86/cet/shstk: ELF header parsing of Shadow Stack · Yu-cheng Yu <hidden> · 2018-10-09
Re: [RFC PATCH v4 21/27] x86/cet/shstk: ELF header parsing of Shadow Stack · Kees Cook <hidden> · 2018-10-15
Re: [RFC PATCH v4 21/27] x86/cet/shstk: ELF header parsing of Shadow Stack · Yu-cheng Yu <hidden> · 2018-10-16
[RFC PATCH v4 18/27] x86/cet/shstk: User-mode shadow stack support · Yu-cheng Yu <hidden> · 2018-09-21
Re: [RFC PATCH v4 18/27] x86/cet/shstk: User-mode shadow stack support · Eugene Syromiatnikov <hidden> · 2018-10-03
Re: [RFC PATCH v4 18/27] x86/cet/shstk: User-mode shadow stack support · Yu-cheng Yu <hidden> · 2018-10-03
[RFC PATCH v4 19/27] x86/cet/shstk: Introduce WRUSS instruction · Yu-cheng Yu <hidden> · 2018-09-21
Re: [RFC PATCH v4 19/27] x86/cet/shstk: Introduce WRUSS instruction · Eugene Syromiatnikov <hidden> · 2018-10-03
[RFC PATCH v4 14/27] mm: Handle shadow stack page fault · Yu-cheng Yu <hidden> · 2018-09-21
[RFC PATCH v4 03/27] x86/fpu/xstate: Enable XSAVES system states · Yu-cheng Yu <hidden> · 2018-09-21
Re: [RFC PATCH v4 03/27] x86/fpu/xstate: Enable XSAVES system states · Peter Zijlstra <peterz@infradead.org> · 2018-09-25
Re: [RFC PATCH v4 03/27] x86/fpu/xstate: Enable XSAVES system states · Yu-cheng Yu <hidden> · 2018-09-25
Re: [RFC PATCH v4 03/27] x86/fpu/xstate: Enable XSAVES system states · Borislav Petkov <bp@alien8.de> · 2018-10-02
Re: [RFC PATCH v4 03/27] x86/fpu/xstate: Enable XSAVES system states · Yu-cheng Yu <hidden> · 2018-10-04
[RFC PATCH v4 13/27] x86/mm: Shadow stack page fault error checking · Yu-cheng Yu <hidden> · 2018-09-21
[RFC PATCH v4 12/27] x86/mm: Modify ptep_set_wrprotect and pmdp_set_wrprotect for _PAGE_DIRTY_SW · Yu-cheng Yu <hidden> · 2018-09-21
[RFC PATCH v4 17/27] mm: Introduce do_mmap_locked() · Yu-cheng Yu <hidden> · 2018-09-21
[RFC PATCH v4 16/27] mm: Update can_follow_write_pte/pmd for shadow stack · Yu-cheng Yu <hidden> · 2018-09-21
[RFC PATCH v4 20/27] x86/cet/shstk: Signal handling for shadow stack · Yu-cheng Yu <hidden> · 2018-09-21
Re: [RFC PATCH v4 20/27] x86/cet/shstk: Signal handling for shadow stack · Eugene Syromiatnikov <hidden> · 2018-10-03
Re: [RFC PATCH v4 20/27] x86/cet/shstk: Signal handling for shadow stack · Jann Horn <jannh@google.com> · 2018-10-03
[RFC PATCH v4 10/27] drm/i915/gvt: Update _PAGE_DIRTY to _PAGE_DIRTY_BITS · Yu-cheng Yu <hidden> · 2018-09-21
Re: [RFC PATCH v4 10/27] drm/i915/gvt: Update _PAGE_DIRTY to _PAGE_DIRTY_BITS · Eugene Syromiatnikov <hidden> · 2018-10-03
[RFC PATCH v4 09/27] x86/mm: Change _PAGE_DIRTY to _PAGE_DIRTY_HW · Yu-cheng Yu <hidden> · 2018-09-21
Re: [RFC PATCH v4 09/27] x86/mm: Change _PAGE_DIRTY to _PAGE_DIRTY_HW · Matthew Wilcox <willy@infradead.org> · 2018-10-03
Re: [RFC PATCH v4 09/27] x86/mm: Change _PAGE_DIRTY to _PAGE_DIRTY_HW · Dave Hansen <dave.hansen@linux.intel.com> · 2018-10-03
Re: [RFC PATCH v4 09/27] x86/mm: Change _PAGE_DIRTY to _PAGE_DIRTY_HW · Yu-cheng Yu <hidden> · 2018-10-03
[RFC PATCH v4 24/27] mm/mmap: Create a guard area between VMAs · Yu-cheng Yu <hidden> · 2018-09-21
Re: [RFC PATCH v4 24/27] mm/mmap: Create a guard area between VMAs · Eugene Syromiatnikov <hidden> · 2018-10-03
Re: [RFC PATCH v4 24/27] mm/mmap: Create a guard area between VMAs · Andy Lutomirski <luto@amacapital.net> · 2018-10-03
Re: [RFC PATCH v4 24/27] mm/mmap: Create a guard area between VMAs · Yu-cheng Yu <hidden> · 2018-10-03
Re: [RFC PATCH v4 24/27] mm/mmap: Create a guard area between VMAs · Andy Lutomirski <luto@kernel.org> · 2018-10-03
Re: [RFC PATCH v4 24/27] mm/mmap: Create a guard area between VMAs · Eugene Syromiatnikov <hidden> · 2018-10-03
Re: [RFC PATCH v4 24/27] mm/mmap: Create a guard area between VMAs · Yu-cheng Yu <hidden> · 2018-10-03
Re: [RFC PATCH v4 24/27] mm/mmap: Create a guard area between VMAs · Jann Horn <jannh@google.com> · 2018-10-03
Re: [RFC PATCH v4 24/27] mm/mmap: Create a guard area between VMAs · Eugene Syromiatnikov <hidden> · 2018-10-03
[RFC PATCH v4 26/27] x86/cet/shstk: Add arch_prctl functions for Shadow Stack · Yu-cheng Yu <hidden> · 2018-09-21
Re: [RFC PATCH v4 26/27] x86/cet/shstk: Add arch_prctl functions for Shadow Stack · Eugene Syromiatnikov <hidden> · 2018-10-03
[RFC PATCH v4 23/27] mm/map: Add Shadow stack pages to memory accounting · Yu-cheng Yu <hidden> · 2018-09-21
Re: [RFC PATCH v4 23/27] mm/map: Add Shadow stack pages to memory accounting · Randy Dunlap <hidden> · 2018-09-21
Re: [RFC PATCH v4 23/27] mm/map: Add Shadow stack pages to memory accounting · Yu-cheng Yu <hidden> · 2018-09-21
[RFC PATCH v4 25/27] mm/mmap: Prevent Shadow Stack VMA merges · Yu-cheng Yu <hidden> · 2018-09-21
[RFC PATCH v4 27/27] x86/cet/shstk: Add Shadow Stack instructions to opcode map · Yu-cheng Yu <hidden> · 2018-09-21
[RFC PATCH v4 07/27] x86/cet/shstk: Add Kconfig option for user-mode shadow stack · Yu-cheng Yu <hidden> · 2018-09-21
[RFC PATCH v4 11/27] x86/mm: Introduce _PAGE_DIRTY_SW · Yu-cheng Yu <hidden> · 2018-09-21
[RFC PATCH v4 15/27] mm: Handle THP/HugeTLB shadow stack page fault · Yu-cheng Yu <hidden> · 2018-09-21
[RFC PATCH v4 08/27] mm: Introduce VM_SHSTK for shadow stack memory · Yu-cheng Yu <hidden> · 2018-09-21
[RFC PATCH v4 01/27] x86/cpufeatures: Add CPUIDs for Control-flow Enforcement Technology (CET) · Yu-cheng Yu <hidden> · 2018-09-21
Re: [RFC PATCH v4 01/27] x86/cpufeatures: Add CPUIDs for Control-flow Enforcement Technology (CET) · Peter Zijlstra <peterz@infradead.org> · 2018-09-25
Re: [RFC PATCH v4 01/27] x86/cpufeatures: Add CPUIDs for Control-flow Enforcement Technology (CET) · Yu-cheng Yu <hidden> · 2018-09-25
Re: [RFC PATCH v4 01/27] x86/cpufeatures: Add CPUIDs for Control-flow Enforcement Technology (CET) · Borislav Petkov <bp@alien8.de> · 2018-09-28
Re: [RFC PATCH v4 01/27] x86/cpufeatures: Add CPUIDs for Control-flow Enforcement Technology (CET) · Yu-cheng Yu <hidden> · 2018-09-28
[RFC PATCH v4 04/27] x86/fpu/xstate: Add XSAVES system states for shadow stack · Yu-cheng Yu <hidden> · 2018-09-21
[RFC PATCH v4 05/27] Documentation/x86: Add CET description · Yu-cheng Yu <hidden> · 2018-09-21
[RFC PATCH v4 02/27] x86/fpu/xstate: Change some names to separate XSAVES system and user states · Yu-cheng Yu <hidden> · 2018-09-21
Re: [RFC PATCH v4 02/27] x86/fpu/xstate: Change some names to separate XSAVES system and user states · Peter Zijlstra <peterz@infradead.org> · 2018-09-25
Re: [RFC PATCH v4 02/27] x86/fpu/xstate: Change some names to separate XSAVES system and user states · Borislav Petkov <bp@alien8.de> · 2018-10-02
Re: [RFC PATCH v4 02/27] x86/fpu/xstate: Change some names to separate XSAVES system and user states · Yu-cheng Yu <hidden> · 2018-10-02
Re: [RFC PATCH v4 02/27] x86/fpu/xstate: Change some names to separate XSAVES system and user states · Dave Hansen <dave.hansen@linux.intel.com> · 2018-10-02
Re: [RFC PATCH v4 02/27] x86/fpu/xstate: Change some names to separate XSAVES system and user states · Borislav Petkov <bp@alien8.de> · 2018-10-02
Re: [RFC PATCH v4 02/27] x86/fpu/xstate: Change some names to separate XSAVES system and user states · Dave Hansen <dave.hansen@linux.intel.com> · 2018-10-02
Re: [RFC PATCH v4 02/27] x86/fpu/xstate: Change some names to separate XSAVES system and user states · Yu-cheng Yu <hidden> · 2018-10-02
Re: [RFC PATCH v4 00/27] Control Flow Enforcement: Shadow Stack · Dave Hansen <dave.hansen@linux.intel.com> · 2018-09-21
Re: [RFC PATCH v4 00/27] Control Flow Enforcement: Shadow Stack · Yu-cheng Yu <hidden> · 2018-09-24

From: Yu-cheng Yu <hidden>
Date: 2018-09-21 17:26:35
Also in: linux-api, linux-arch, linux-doc, lkml

On Fri, 2018-09-21 at 09:55 -0700, Randy Dunlap wrote:

On 9/21/18 8:03 AM, Yu-cheng Yu wrote:

quoted

Add shadow stack pages to memory accounting.
Also check if the system has enough memory before enabling CET.

Signed-off-by: Yu-cheng Yu <yu-cheng.yu.intel.com>

oops. typo above.

I will fix it.  Thanks!

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