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Re: CVS commit: [matt-nb5-mips64] src/sys/arch/mips/mips

To: Jason Thorpe <thorpej%shagadelic.org@localhost>
Subject: Re: CVS commit: [matt-nb5-mips64] src/sys/arch/mips/mips
From: Masao Uebayashi <uebayasi%gmail.com@localhost>
Date: Wed, 2 Sep 2009 16:49:26 +0900

After some debugging, this change has turned to be wrong.  syscall.c
will read system call arguments from struct frame.  If you don't save
a4-a7 (NewABI uses these for >5 arguments) in struct frame, you have
no way to know the values the user passed. :)

Masao

Follow-Ups:
- Re: CVS commit: [matt-nb5-mips64] src/sys/arch/mips/mips
  - From: Matt Thomas
- Re: CVS commit: [matt-nb5-mips64] src/sys/arch/mips/mips
  - From: Masao Uebayashi

References:
- Re: CVS commit: [matt-nb5-mips64] src/sys/arch/mips/mips
  - From: Jason Thorpe
- Re: CVS commit: [matt-nb5-mips64] src/sys/arch/mips/mips
  - From: Paul Koning
- Re: CVS commit: [matt-nb5-mips64] src/sys/arch/mips/mips
  - From: Jason Thorpe

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