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Re: [PATCH 8/9] RISC-V: User-facing API

From Thomas Gleixner <tglx@linutronix.de>
Newsgroups linux.kernel
Subject Re: [PATCH 8/9] RISC-V: User-facing API
Date 2017-06-29 00:00 +0200
Message-ID <tXtaa-C5-5@gated-at.bofh.it> (permalink)
References <tPvLP-6UA-3@gated-at.bofh.it> <tXqlX-15I-13@gated-at.bofh.it> <tXqvF-1pz-39@gated-at.bofh.it> <tXtaa-C5-7@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Wed, 28 Jun 2017, Thomas Gleixner wrote:
> On Wed, 28 Jun 2017, Palmer Dabbelt wrote:
> > +	err = __get_user(prev, ptr);
> 
> Sigh. Type safety is overrated, right?

But the comment above your __get_user() implementation says:

+ * @ptr must have pointer-to-simple-variable type, and the result of
+ * dereferencing @ptr must be assignable to @x without a cast.

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Thread

RISC-V Linux Port v3 Palmer Dabbelt <palmer@dabbelt.com> - 2017-06-28 21:00 +0200
  [PATCH 6/9] RISC-V: Device, timer, IRQs, and the SBI Palmer Dabbelt <palmer@dabbelt.com> - 2017-06-28 21:00 +0200
    Re: [PATCH 6/9] RISC-V: Device, timer, IRQs, and the SBI Tobias Klauser <tklauser@distanz.ch> - 2017-06-29 10:40 +0200
      Re: [PATCH 6/9] RISC-V: Device, timer, IRQs, and the SBI Palmer Dabbelt <palmer@dabbelt.com> - 2017-06-30 01:00 +0200
        Re: [PATCH 6/9] RISC-V: Device, timer, IRQs, and the SBI Tobias Klauser <tklauser@distanz.ch> - 2017-06-30 10:00 +0200
  [PATCH 4/9] RISC-V: ELF and module implementation Palmer Dabbelt <palmer@dabbelt.com> - 2017-06-28 21:00 +0200
  [PATCH 7/9] RISC-V: Paging and MMU Palmer Dabbelt <palmer@dabbelt.com> - 2017-06-28 21:10 +0200
    Re: [PATCH 7/9] RISC-V: Paging and MMU James Hogan <james.hogan@imgtec.com> - 2017-06-29 01:20 +0200
      Re: [PATCH 7/9] RISC-V: Paging and MMU Palmer Dabbelt <palmer@dabbelt.com> - 2017-06-30 00:20 +0200
  [PATCH 9/9] RISC-V: Build Infastructure Palmer Dabbelt <palmer@dabbelt.com> - 2017-06-28 21:10 +0200
    Re: [PATCH 9/9] RISC-V: Build Infastructure Karsten Merker <merker@debian.org> - 2017-06-28 23:10 +0200
      Re: [PATCH 9/9] RISC-V: Build Infastructure Palmer Dabbelt <palmer@dabbelt.com> - 2017-06-28 23:20 +0200
    Re: [PATCH 9/9] RISC-V: Build Infastructure James Hogan <james.hogan@imgtec.com> - 2017-06-28 23:30 +0200
      Re: [PATCH 9/9] RISC-V: Build Infastructure Palmer Dabbelt <palmer@dabbelt.com> - 2017-06-29 18:40 +0200
    Re: [PATCH 9/9] RISC-V: Build Infastructure James Hogan <james.hogan@imgtec.com> - 2017-06-29 01:00 +0200
      Re: [PATCH 9/9] RISC-V: Build Infastructure Palmer Dabbelt <palmer@dabbelt.com> - 2017-06-30 00:20 +0200
  Re: [PATCH 8/9] RISC-V: User-facing API Thomas Gleixner <tglx@linutronix.de> - 2017-06-29 00:00 +0200
  Re: [PATCH 8/9] RISC-V: User-facing API Thomas Gleixner <tglx@linutronix.de> - 2017-06-29 00:00 +0200
    Re: [PATCH 8/9] RISC-V: User-facing API Palmer Dabbelt <palmer@dabbelt.com> - 2017-06-29 19:30 +0200
  Re: [PATCH 8/9] RISC-V: User-facing API James Hogan <james.hogan@imgtec.com> - 2017-06-29 00:50 +0200
    Re: [PATCH 8/9] RISC-V: User-facing API Palmer Dabbelt <palmer@dabbelt.com> - 2017-06-29 23:50 +0200
  Re: [PATCH 5/9] RISC-V: Task implementation James Hogan <james.hogan@imgtec.com> - 2017-06-29 01:40 +0200
    Re: [PATCH 5/9] RISC-V: Task implementation Palmer Dabbelt <palmer@dabbelt.com> - 2017-06-30 01:00 +0200
  Re: [PATCH 5/9] RISC-V: Task implementation Tobias Klauser <tklauser@distanz.ch> - 2017-06-29 10:30 +0200
    Re: [PATCH 5/9] RISC-V: Task implementation Palmer Dabbelt <palmer@dabbelt.com> - 2017-06-30 01:00 +0200
  Re: [PATCH 1/9] RISC-V: Init and Halt Code Geert Uytterhoeven <geert@linux-m68k.org> - 2017-06-29 11:50 +0200
    Re: [PATCH 1/9] RISC-V: Init and Halt Code Palmer Dabbelt <palmer@dabbelt.com> - 2017-06-30 01:00 +0200

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