linux-kernel - Re: [PATCH 1/1] [Blackfin try #2] char driver for Blackfin on-chip OTP memory

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Message-ID: <20080326210819.GC24954@uranus.ravnborg.org>
Date:	Wed, 26 Mar 2008 22:08:19 +0100
From:	Sam Ravnborg <sam@...nborg.org>
To:	Mike Frysinger <vapier.adi@...il.com>
Cc:	Jiri Slaby <jirislaby@...il.com>, Bryan Wu <cooloney@...nel.org>,
	linux-kernel@...r.kernel.org, Wim Van Sebroeck <wim@...ana.be>
Subject: Re: [PATCH 1/1] [Blackfin try #2] char driver for Blackfin on-chip OTP memory

On Wed, Mar 26, 2008 at 03:14:14PM -0400, Mike Frysinger wrote:
> On Wed, Mar 26, 2008 at 3:09 PM, Sam Ravnborg <sam@...nborg.org> wrote:
> >  > >  > also, it isnt "broken" in the sense that it "doesnt work" ;)
> >  > >
> >  > >  Gcc simply doesn't allow that, you likely got 2 sections with init.data, with
> >  > >  and without readonly bit set, which is wrong, and it seems, that on some systems
> >  > >  (debian) you won't even compile it.
> >  >
> >  > gcc-4.1.2/binutils-2.17 doesnt have a problem compiling/linking the
> >  > code in question.  and i imagine i would have noticed a build/link
> >  > failure long before testing it on actual hardware.
> >
> >  target arch dependent. Try with 64 bit powerpc.
> 
> this code appears in drivers that are for Blackfin-specific pieces of
> hardware.  it may fail to build on
> some-random-arch-that-isnt-Blackfin, but if it works for Blackfin,
> what do the other arches realistically matter ?
> 
> yes, the code will get changed as suggested as it is the right thing
> to do, it just isnt a real problem today.
It is a real problem for build monkeys (like me sometimes) if
an allyesconfig suddenly does not build.

If this driver can be build for other than blackfin I do not
know.

	Sam
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