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Re: [PATCH 2/6] tlbex.c: Remove relocs[] and labels[] from the init.data

To: Ralf Baechle <ralf@linux-mips.org>
Subject: Re: [PATCH 2/6] tlbex.c: Remove relocs[] and labels[] from the init.data section
From: "Maciej W. Rozycki" <macro@linux-mips.org>
Date: Wed, 10 Oct 2007 17:17:24 +0100 (BST)
Cc: Franck Bui-Huu <fbuihuu@gmail.com>, Thiemo Seufer <ths@networkno.de>, linux-mips@linux-mips.org
In-reply-to: <20071010142755.GA9325@linux-mips.org>
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References: <47038874.9050704@gmail.com> <20071003131158.GL16772@networkno.de> <4703F155.4000301@gmail.com> <20071003201800.GP16772@networkno.de> <47049734.6050802@gmail.com> <20071004121557.GA28928@linux-mips.org> <4705004C.5000705@gmail.com> <20071005115151.GA16145@linux-mips.org> <470BE58A.9070709@gmail.com> <470BE61F.5020108@gmail.com> <20071010142755.GA9325@linux-mips.org>
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On Wed, 10 Oct 2007, Ralf Baechle wrote:

> > It increases the stack pressure a lot (more than 2500 bytes) but
> > at this stage in the boot process, it shouldn't matter.
> 
> Even more for 64-bit kernel - and I would really like to keep reduce
> the kernel stack for 64-bit kernels, THREAD_SIZE_ORDER 2 is already
> slightly painful when memory becomes fragmented.

 I think the right fix is to implement "__initbss" along the lines of 
"__initdata".

  Maciej

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