linux-kernel - Re: [PATCH 01/31] Disable const sections for PA-RISC

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Message-ID: <20120819074140.GA12617@merkur.ravnborg.org>
Date:	Sun, 19 Aug 2012 09:41:40 +0200
From:	Sam Ravnborg <sam@...nborg.org>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	James.Bottomley@...senPartnership.com,
	Andi Kleen <ak@...ux.intel.com>
Subject: Re: [PATCH 01/31] Disable const sections for PA-RISC

On Sun, Aug 19, 2012 at 04:07:10AM +0200, Andi Kleen wrote:
> > > +config BROKEN_RODATA
> > > +	bool
> > > +	default y
> > 
> > Could you please change this so we have a commonly defined HAVE_BROKEN_RODATA
> > symbol. Then arch's that have broken RO data can select this symbol.
> > If we experience tomorrow that sparc have the same issue then with
> > this patch sparc has to create a local definition of this symbol.
> 
> Here's an updated patch with the config placed in init/Kconfig.

Looks good!

> I'm not going to repost the whole series.
> 
> -Andi
> 
> ---
> 
> Disable const sections for PA-RISC v2
> 
> The PA-RISC tool chain seems to have some problem with correct read/write
> attributes on sections. This causes problems when the const sections
> are fixed up for other architecture to only contain truly read-only
> data.
> 
> Disable const sections for PA-RISC
> 
> This can cause a bit of noise with modpost.
> 
> v2: Move config to init/Kconfig
> Cc: James.Bottomley@...senPartnership.com
Acked-by: Sam Ravnborg <sam@...nborg.org>

> Signed-off-by: Andi Kleen <ak@...ux.intel.com>

	Sam
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