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Re: [RFC][CFT][PATCHSET v1] uaccess unification

From James Hogan <james.hogan@imgtec.com>
Newsgroups linux.kernel
Subject Re: [RFC][CFT][PATCHSET v1] uaccess unification
Date 2017-03-31 15:40 +0200
Message-ID <tr4Wv-5cZ-31@gated-at.bofh.it> (permalink)
References <tqeOd-2vj-13@gated-at.bofh.it> <tqSBX-5Fe-1@gated-at.bofh.it>
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On Thu, Mar 30, 2017 at 05:21:32PM -0700, Kees Cook wrote:
> On Tue, Mar 28, 2017 at 10:57 PM, Al Viro <viro@zeniv.linux.org.uk> wrote:
> > At the moment I have that conversion done for everything except ia64 and
> > metag.  Once everything is converted, I'll remove ARCH_HAS_RAW_COPY_USER
> > and make generic stuff unconditional; at the same point
> > HAVE_ARCH_HARDENED_USERCOPY will be gone (becoming unconditionally true).
> 
> Yay! :)

In the mean time should ARCH_HAS_RAW_COPY_USER select
HAVE_ARCH_HARDENED_USERCOPY?

FWIW I already have patches for metag to enable RAW_COPY_USER that just
need some more testing (mainly due to prerequisite user copy fixes), but
I don't know about ia64

Cheers
James

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Thread

[RFC][CFT][PATCHSET v1] uaccess unification Al Viro <viro@ZenIV.linux.org.uk> - 2017-03-29 08:00 +0200
  Re: [RFC][CFT][PATCHSET v1] uaccess unification Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2017-03-29 22:20 +0200
    Re: [RFC][CFT][PATCHSET v1] uaccess unification Linus Torvalds <torvalds@linux-foundation.org> - 2017-03-29 22:40 +0200
      Re: [RFC][CFT][PATCHSET v1] uaccess unification Al Viro <viro@ZenIV.linux.org.uk> - 2017-03-29 23:10 +0200
        Re: [RFC][CFT][PATCHSET v1] uaccess unification Linus Torvalds <torvalds@linux-foundation.org> - 2017-03-29 23:30 +0200
          Re: [RFC][CFT][PATCHSET v1] uaccess unification Al Viro <viro@ZenIV.linux.org.uk> - 2017-03-30 01:20 +0200
            Re: [RFC][CFT][PATCHSET v1] uaccess unification Linus Torvalds <torvalds@linux-foundation.org> - 2017-03-30 01:50 +0200
              Re: [RFC][CFT][PATCHSET v1] uaccess unification Al Viro <viro@ZenIV.linux.org.uk> - 2017-03-30 17:40 +0200
    Re: [RFC][CFT][PATCHSET v1] uaccess unification Al Viro <viro@ZenIV.linux.org.uk> - 2017-03-29 22:40 +0200
      Re: [RFC][CFT][PATCHSET v1] uaccess unification Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2017-03-29 23:20 +0200
        Re: [RFC][CFT][PATCHSET v1] uaccess unification Al Viro <viro@ZenIV.linux.org.uk> - 2017-03-30 01:50 +0200
          Re: [RFC][CFT][PATCHSET v1] uaccess unification Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2017-03-30 02:10 +0200
            Re: [RFC][CFT][PATCHSET v1] uaccess unification Linus Torvalds <torvalds@linux-foundation.org> - 2017-03-30 02:40 +0200
              Re: [RFC][CFT][PATCHSET v1] uaccess unification Al Viro <viro@ZenIV.linux.org.uk> - 2017-03-30 03:20 +0200
              Re: [RFC][CFT][PATCHSET v1] uaccess unification Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2017-03-30 22:50 +0200
                Re: [RFC][CFT][PATCHSET v1] uaccess unification Linus Torvalds <torvalds@linux-foundation.org> - 2017-03-30 23:10 +0200
                Re: [RFC][CFT][PATCHSET v1] uaccess unification Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-31 01:30 +0200
  Re: [RFC][CFT][PATCHSET v1] uaccess unification Martin Schwidefsky <schwidefsky@de.ibm.com> - 2017-03-30 14:40 +0200
    Re: [RFC][CFT][PATCHSET v1] uaccess unification Al Viro <viro@ZenIV.linux.org.uk> - 2017-03-30 16:50 +0200
  Re: [RFC][CFT][PATCHSET v1] uaccess unification Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-03-30 18:30 +0200
    Re: [RFC][CFT][PATCHSET v1] uaccess unification Al Viro <viro@ZenIV.linux.org.uk> - 2017-03-30 18:50 +0200
      Re: [RFC][CFT][PATCHSET v1] uaccess unification Linus Torvalds <torvalds@linux-foundation.org> - 2017-03-30 19:20 +0200
        Re: [RFC][CFT][PATCHSET v1] uaccess unification Al Viro <viro@ZenIV.linux.org.uk> - 2017-03-30 20:50 +0200
          Re: [RFC][CFT][PATCHSET v1] uaccess unification Linus Torvalds <torvalds@linux-foundation.org> - 2017-03-30 21:00 +0200
          Re: [RFC][CFT][PATCHSET v1] uaccess unification Al Viro <viro@ZenIV.linux.org.uk> - 2017-03-30 21:00 +0200
            Re: [RFC][CFT][PATCHSET v1] uaccess unification Linus Torvalds <torvalds@linux-foundation.org> - 2017-03-30 21:00 +0200
              Re: [RFC][CFT][PATCHSET v1] uaccess unification Al Viro <viro@ZenIV.linux.org.uk> - 2017-03-30 21:20 +0200
                Re: [RFC][CFT][PATCHSET v1] uaccess unification Linus Torvalds <torvalds@linux-foundation.org> - 2017-03-30 21:30 +0200
                Re: [RFC][CFT][PATCHSET v1] uaccess unification Al Viro <viro@ZenIV.linux.org.uk> - 2017-03-30 23:20 +0200
  Re: [RFC][CFT][PATCHSET v1] uaccess unification Kees Cook <keescook@chromium.org> - 2017-03-31 02:30 +0200
    Re: [RFC][CFT][PATCHSET v1] uaccess unification James Hogan <james.hogan@imgtec.com> - 2017-03-31 15:40 +0200
  Re: [RFC][CFT][PATCHSET v1] uaccess unification James Morse <james.morse@arm.com> - 2017-04-03 18:30 +0200
  Re: [RFC][CFT][PATCHSET v1] uaccess unification Max Filippov <jcmvbkbc@gmail.com> - 2017-04-04 22:30 +0200
    Re: [RFC][CFT][PATCHSET v1] uaccess unification Al Viro <viro@ZenIV.linux.org.uk> - 2017-04-04 23:00 +0200
  ia64 exceptions (Re: [RFC][CFT][PATCHSET v1] uaccess unification) Al Viro <viro@ZenIV.linux.org.uk> - 2017-04-05 07:10 +0200
    Re: ia64 exceptions (Re: [RFC][CFT][PATCHSET v1] uaccess unification) Al Viro <viro@ZenIV.linux.org.uk> - 2017-04-05 10:10 +0200
      Re: ia64 exceptions (Re: [RFC][CFT][PATCHSET v1] uaccess unification) Tony Luck <tony.luck@gmail.com> - 2017-04-05 20:50 +0200
        Re: ia64 exceptions (Re: [RFC][CFT][PATCHSET v1] uaccess unification) Al Viro <viro@ZenIV.linux.org.uk> - 2017-04-05 22:40 +0200
  [RFC][CFT][PATCHSET v2] uaccess unification Al Viro <viro@ZenIV.linux.org.uk> - 2017-04-07 02:30 +0200
    Re: [RFC][CFT][PATCHSET v2] uaccess unification Al Viro <viro@ZenIV.linux.org.uk> - 2017-04-07 02:40 +0200

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