Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1594107

Re: [PATCH 2/2] x86/head_64.S: Pass struct boot_params' virtual address to C

From Borislav Petkov <bp@alien8.de>
Newsgroups linux.kernel
Subject Re: [PATCH 2/2] x86/head_64.S: Pass struct boot_params' virtual address to C
Date 2017-03-07 12:00 +0100
Message-ID <til0t-6mK-1@gated-at.bofh.it> (permalink)
References <theDL-7cX-5@gated-at.bofh.it> <theDL-7cX-9@gated-at.bofh.it> <tijrI-5mG-13@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw


On Tue, Mar 07, 2017 at 10:11:40AM +0100, Ingo Molnar wrote:
> The updated comments and other details are fine, but I'm not sure about the __va() 
> change: the patch essentially open codes __va() in assembly - which would make any 
> changes to __va() [for whatever reason] more difficult, right?
> 
> Right now we don't seem to have a single such line of assembly, so changes to 
> __va() can be done in C alone.

Ok, that's a fair point.

-- 
Regards/Gruss,
    Boris.

Good mailing practices for 400: avoid top-posting and trim the reply.

Back to linux.kernel | Previous | NextPrevious in thread | Next in thread | Find similar | Unroll thread


Thread

[PATCH 1/2] x86/head_64.S: Rename start_cpu() Borislav Petkov <bp@alien8.de> - 2017-03-04 11:00 +0100
  [PATCH 2/2] x86/head_64.S: Pass struct boot_params' virtual address to C Borislav Petkov <bp@alien8.de> - 2017-03-04 11:00 +0100
    Re: [PATCH 2/2] x86/head_64.S: Pass struct boot_params' virtual  address to C Ingo Molnar <mingo@kernel.org> - 2017-03-07 10:20 +0100
      Re: [PATCH 2/2] x86/head_64.S: Pass struct boot_params' virtual  address to C Borislav Petkov <bp@alien8.de> - 2017-03-07 12:00 +0100
  Re: [PATCH 1/2] x86/head_64.S: Rename start_cpu() Ingo Molnar <mingo@kernel.org> - 2017-03-07 10:10 +0100
    Re: [PATCH 1/2] x86/head_64.S: Rename start_cpu() Borislav Petkov <bp@alien8.de> - 2017-03-07 12:00 +0100
      Re: [PATCH 1/2] x86/head_64.S: Rename start_cpu() Ingo Molnar <mingo@kernel.org> - 2017-03-07 16:00 +0100
  [tip:x86/boot] x86/boot/64: Rename start_cpu() tip-bot for Borislav Petkov <tipbot@zytor.com> - 2017-03-07 14:10 +0100

csiph-web