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Re: Possible incorrect usage of STACKALIGN in kern_exec

To: Martin Husemann <martin%duskware.de@localhost>
Subject: Re: Possible incorrect usage of STACKALIGN in kern_exec
From: "Stephen M. Rumble" <rumble%cs.stanford.edu@localhost>
Date: Tue, 24 Jan 2012 12:16:49 -0800

On 2012-01-24, at 12:01 PM, Martin Husemann wrote:

> Can anyone explain why arm would need 8 byte alignment?

The ARM EABI requires 8-byte stack alignment at function entry. I don't know if 
we're using the EABI, but this bug and its fix might indicate as much.

Steve

Follow-Ups:
- Re: Possible incorrect usage of STACKALIGN in kern_exec
  - From: Martin Husemann

References:
- Possible incorrect usage of STACKALIGN in kern_exec
  - From: Paul Fleischer
- Re: Possible incorrect usage of STACKALIGN in kern_exec
  - From: Martin Husemann

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