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Re: [RFC v2 12/12]selftest: Updated protection key selftest

From Anshuman Khandual <khandual@linux.vnet.ibm.com>
Newsgroups linux.kernel
Subject Re: [RFC v2 12/12]selftest: Updated protection key selftest
Date 2017-06-20 08:30 +0200
Message-ID <tUkPL-4Yr-3@gated-at.bofh.it> (permalink)
References <tTd3X-1kp-3@gated-at.bofh.it> <tTd3Y-1kp-13@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On 06/17/2017 09:22 AM, Ram Pai wrote:
> Added test support for PowerPC implementation off protection keys.
> 
> Signed-off-by: Ram Pai <linuxram@us.ibm.com>

First of all, there are a lot of instances where we use *pkru*
named functions on power even the real implementations have
taken care of doing appropriate things. That looks pretty
hacky. We need to change them to generic names first before
adding both x86 and powerpc procedures inside it.

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[RFC v2 00/12] powerpc: Memory Protection Keys Ram Pai <linuxram@us.ibm.com> - 2017-06-17 06:00 +0200
  [RFC v2 09/12] powerpc: Deliver SEGV signal on pkey violation. Ram Pai <linuxram@us.ibm.com> - 2017-06-17 06:00 +0200
    Re: [RFC v2 09/12] powerpc: Deliver SEGV signal on pkey violation. Anshuman Khandual <khandual@linux.vnet.ibm.com> - 2017-06-20 09:00 +0200
      Re: [RFC v2 09/12] powerpc: Deliver SEGV signal on pkey violation. Ram Pai <linuxram@us.ibm.com> - 2017-06-21 02:00 +0200
        Re: [RFC v2 09/12] powerpc: Deliver SEGV signal on pkey violation. Anshuman Khandual <khandual@linux.vnet.ibm.com> - 2017-06-21 05:20 +0200
          Re: [RFC v2 09/12] powerpc: Deliver SEGV signal on pkey violation. Ram Pai <linuxram@us.ibm.com> - 2017-06-21 08:20 +0200
  [RFC v2 07/12] powerpc: Macro the mask used for checking DSI exception Ram Pai <linuxram@us.ibm.com> - 2017-06-17 06:00 +0200
    Re: [RFC v2 07/12] powerpc: Macro the mask used for checking DSI  exception Anshuman Khandual <khandual@linux.vnet.ibm.com> - 2017-06-20 10:20 +0200
      Re: [RFC v2 07/12] powerpc: Macro the mask used for checking DSI  exception Ram Pai <linuxram@us.ibm.com> - 2017-06-21 01:30 +0200
    Re: [RFC v2 07/12] powerpc: Macro the mask used for checking DSI exception "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2017-06-21 09:30 +0200
      Re: [RFC v2 07/12] powerpc: Macro the mask used for checking DSI  exception Ram Pai <linuxram@us.ibm.com> - 2017-06-21 11:20 +0200
  [RFC v2 04/12] powerpc: store and restore the pkey state across context switches. Ram Pai <linuxram@us.ibm.com> - 2017-06-17 06:00 +0200
  [RFC v2 05/12] powerpc: Implementation for sys_mprotect_pkey() system call. Ram Pai <linuxram@us.ibm.com> - 2017-06-17 06:00 +0200
    Re: [RFC v2 05/12] powerpc: Implementation for sys_mprotect_pkey() system call. "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2017-06-21 09:20 +0200
  [RFC v2 11/12]Documentation: Documentation updates. Ram Pai <linuxram@us.ibm.com> - 2017-06-17 06:00 +0200
    Re: [RFC v2 11/12]Documentation: Documentation updates. Anshuman Khandual <khandual@linux.vnet.ibm.com> - 2017-06-20 08:20 +0200
      Re: [RFC v2 11/12]Documentation: Documentation updates. Ram Pai <linuxram@us.ibm.com> - 2017-06-21 02:10 +0200
  [RFC v2 01/12] powerpc: Free up four 64K PTE bits in 4K backed hpte pages. Ram Pai <linuxram@us.ibm.com> - 2017-06-17 06:00 +0200
    Re: [RFC v2 01/12] powerpc: Free up four 64K PTE bits in 4K backed  hpte pages. Anshuman Khandual <khandual@linux.vnet.ibm.com> - 2017-06-20 12:30 +0200
      Re: [RFC v2 01/12] powerpc: Free up four 64K PTE bits in 4K backed  hpte pages. Ram Pai <linuxram@us.ibm.com> - 2017-06-21 01:30 +0200
        Re: [RFC v2 01/12] powerpc: Free up four 64K PTE bits in 4K backed  hpte pages. Anshuman Khandual <khandual@linux.vnet.ibm.com> - 2017-06-21 07:40 +0200
          Re: [RFC v2 01/12] powerpc: Free up four 64K PTE bits in 4K backed  hpte pages. Ram Pai <linuxram@us.ibm.com> - 2017-06-21 08:40 +0200
    Re: [RFC v2 01/12] powerpc: Free up four 64K PTE bits in 4K backed hpte pages. "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2017-06-21 08:50 +0200
      Re: [RFC v2 01/12] powerpc: Free up four 64K PTE bits in 4K backed  hpte pages. Ram Pai <linuxram@us.ibm.com> - 2017-06-21 11:40 +0200
    Re: [RFC v2 01/12] powerpc: Free up four 64K PTE bits in 4K backed  hpte pages. Anshuman Khandual <khandual@linux.vnet.ibm.com> - 2017-06-22 11:10 +0200
      Re: [RFC v2 01/12] powerpc: Free up four 64K PTE bits in 4K backed  hpte pages. Ram Pai <linuxram@us.ibm.com> - 2017-06-22 18:30 +0200
  [RFC v2 10/12] powerpc: Read AMR only if pkey-violation caused the exception. Ram Pai <linuxram@us.ibm.com> - 2017-06-17 06:00 +0200
    Re: [RFC v2 10/12] powerpc: Read AMR only if pkey-violation caused the exception. Michael Ellerman <mpe@ellerman.id.au> - 2017-06-19 13:10 +0200
      Re: [RFC v2 10/12] powerpc: Read AMR only if pkey-violation caused  the exception. Ram Pai <linuxram@us.ibm.com> - 2017-06-19 20:00 +0200
        Re: [RFC v2 10/12] powerpc: Read AMR only if pkey-violation caused  the exception. Anshuman Khandual <khandual@linux.vnet.ibm.com> - 2017-06-20 08:50 +0200
          Re: [RFC v2 10/12] powerpc: Read AMR only if pkey-violation caused  the exception. Ram Pai <linuxram@us.ibm.com> - 2017-06-21 02:00 +0200
      Re: [RFC v2 10/12] powerpc: Read AMR only if pkey-violation caused  the exception. Ram Pai <linuxram@us.ibm.com> - 2017-06-21 02:00 +0200
  [RFC v2 03/12] powerpc: Implement sys_pkey_alloc and sys_pkey_free system call. Ram Pai <linuxram@us.ibm.com> - 2017-06-17 06:00 +0200
    Re: [RFC v2 03/12] powerpc: Implement sys_pkey_alloc and sys_pkey_free system call. Michael Ellerman <mpe@ellerman.id.au> - 2017-06-19 14:20 +0200
      Re: [RFC v2 03/12] powerpc: Implement sys_pkey_alloc and  sys_pkey_free system call. Ram Pai <linuxram@us.ibm.com> - 2017-06-21 00:50 +0200
  [RFC v2 06/12] powerpc: Program HPTE key protection bits. Ram Pai <linuxram@us.ibm.com> - 2017-06-17 06:00 +0200
    Re: [RFC v2 06/12] powerpc: Program HPTE key protection bits. Anshuman Khandual <khandual@linux.vnet.ibm.com> - 2017-06-20 10:30 +0200
      Re: [RFC v2 06/12] powerpc: Program HPTE key protection bits. Ram Pai <linuxram@us.ibm.com> - 2017-06-21 01:30 +0200
  [RFC v2 02/12] powerpc: Free up four 64K PTE bits in 64K backed hpte pages. Ram Pai <linuxram@us.ibm.com> - 2017-06-17 06:00 +0200
    Re: [RFC v2 02/12] powerpc: Free up four 64K PTE bits in 64K backed  hpte pages. Anshuman Khandual <khandual@linux.vnet.ibm.com> - 2017-06-20 13:00 +0200
      Re: [RFC v2 02/12] powerpc: Free up four 64K PTE bits in 64K backed  hpte pages. Ram Pai <linuxram@us.ibm.com> - 2017-06-21 01:30 +0200
    Re: [RFC v2 02/12] powerpc: Free up four 64K PTE bits in 64K backed hpte pages. "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2017-06-21 09:00 +0200
      Re: [RFC v2 02/12] powerpc: Free up four 64K PTE bits in 64K backed  hpte pages. Ram Pai <linuxram@us.ibm.com> - 2017-06-21 22:20 +0200
    Re: [RFC v2 02/12] powerpc: Free up four 64K PTE bits in 64K backed hpte pages. "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2017-06-21 09:00 +0200
  Re: [RFC v2 12/12]selftest: Updated protection key selftest Michael Ellerman <mpe@ellerman.id.au> - 2017-06-19 13:10 +0200
  Re: [RFC v2 00/12] powerpc: Memory Protection Keys Balbir Singh <bsingharora@gmail.com> - 2017-06-20 07:20 +0200
    Re: [RFC v2 00/12] powerpc: Memory Protection Keys Anshuman Khandual <khandual@linux.vnet.ibm.com> - 2017-06-20 08:10 +0200
    Re: [RFC v2 00/12] powerpc: Memory Protection Keys Benjamin Herrenschmidt <benh@kernel.crashing.org> - 2017-06-20 12:00 +0200
  Re: [RFC v2 12/12]selftest: Updated protection key selftest Anshuman Khandual <khandual@linux.vnet.ibm.com> - 2017-06-20 08:30 +0200
    Re: [RFC v2 12/12]selftest: Updated protection key selftest Ram Pai <linuxram@us.ibm.com> - 2017-06-21 02:20 +0200

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