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Date:      Tue, 14 Jun 2005 14:22:27 +0800
From:      Xin LI <delphij@delphij.net>
To:        Peter Wemm <peter@FreeBSD.org>
Cc:        cvs-src@FreeBSD.org, src-committers@FreeBSD.org, cvs-all@FreeBSD.org
Subject:   Re: cvs commit: src/sys/dev/syscons scgfbrndr.c scvgarndr.c
Message-ID:  <1118730147.733.6.camel@spirit>
In-Reply-To: <200506140243.j5E2hjnh044694@repoman.freebsd.org>
References:  <200506140243.j5E2hjnh044694@repoman.freebsd.org>

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[-- Attachment #1 --]

> peter       2005-06-14 02:43:45 UTC
> 
>   FreeBSD src repository
> 
>   Modified files:
>     sys/dev/syscons      scgfbrndr.c scvgarndr.c 
>   Log:
>   Fix syscons on amd64.  The SC_PIXEL_MODE commit from May 29th added a new
>   function pointer to the vga render dispatch table and initialized it with
>   vga_nop.  The problem is that vga_nop() is a varargs function, and the
>   table declares a non-varargs function pointer.  On amd64 (and I think ppc),
>   mixing varargs and non-varargs function pointers is fatal.
>   
>   Change vga_nop() and gfb_nop() from varargs to non-varargs do-nothing
>   functions.  This stops the stack corruption that only happened on amd64.

Thanks!

-- 
Xin LI <delphij delphij net>  http://www.delphij.net/

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