Re: [PATCH 1/2] x86/kprobes: Fix kprobes instruction boudary check with CONFIG_RETHUNK

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Subject: Re: [PATCH 1/2] x86/kprobes: Fix kprobes instruction boudary check with CONFIG_RETHUNK
From: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Date: Wed, 7 Sep 2022 11:38:36 +0200
Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Suleiman Souhlal <suleiman@xxxxxxxxxx>, bpf <bpf@xxxxxxxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, Borislav Petkov <bp@xxxxxxx>, Josh Poimboeuf <jpoimboe@xxxxxxxxxx>, x86@xxxxxxxxxx
In-reply-to: <20220907181218.41facc0902789c77e42170ea@kernel.org>

On Wed, Sep 07, 2022 at 06:12:18PM +0900, Masami Hiramatsu wrote:
> OK, it should be updated. Where can I refer the names (especially '.dX' suffixes)?

https://sourceware.org/binutils/docs-2.23.1/as/i386_002dMnemonics.html

  `.d8' or `.d32' suffix prefers 8bit or 32bit displacement in encoding.

Follow-Ups:
- Re: [PATCH 1/2] x86/kprobes: Fix kprobes instruction boudary check with CONFIG_RETHUNK
  - From: Google

References:
- [PATCH 0/2] x86/kprobes: Fixes for CONFIG_RETHUNK
  - From: Masami Hiramatsu (Google)
- [PATCH 1/2] x86/kprobes: Fix kprobes instruction boudary check with CONFIG_RETHUNK
  - From: Masami Hiramatsu (Google)
- Re: [PATCH 1/2] x86/kprobes: Fix kprobes instruction boudary check with CONFIG_RETHUNK
  - From: Peter Zijlstra
- Re: [PATCH 1/2] x86/kprobes: Fix kprobes instruction boudary check with CONFIG_RETHUNK
  - From: Google

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