From: Sam Ravnborg <sam@ravnborg.org>
To: Tim Abbott <tabbott@MIT.EDU>
Cc: David Howells <dhowells@redhat.com>,
Linux kernel mailing list <linux-kernel@vger.kernel.org>,
Anders Kaseorg <andersk@MIT.EDU>, Waseem Daher <wdaher@MIT.EDU>,
Denys Vlasenko <vda.linux@googlemail.com>,
Jeff Arnold <jbarnold@MIT.EDU>
Subject: Re: [PATCH 5/6] mn10300: use new macros for .data.init_task.
Date: Fri, 1 May 2009 17:11:18 +0200 [thread overview]
Message-ID: <20090501151118.GA25659@uranus.ravnborg.org> (raw)
In-Reply-To: <alpine.DEB.1.10.0905011048420.10966@vinegar-pot.mit.edu>
On Fri, May 01, 2009 at 11:00:12AM -0400, Tim Abbott wrote:
> On Fri, 1 May 2009, David Howells wrote:
>
> > Tim Abbott <tabbott@MIT.EDU> wrote:
> >
> > > .data.init_task should not need a separate output section; this change
> > > moves it into the .data section.
> >
> > Hmmm... This causes the kernel I'm building to make an extra page of RAM into
> > dead space.
>
> I would try reversing the order of the things inside the .data output
> section, since the stuff after .data at the end of this patch series is
> page-aligned, while the stuff before .data isn't.
I'm looking into creating a WRDATA macro like we have RODATA today.
If that flys then we will hide a lot in that section,
including the correct order.
But it will take a few hours before I'm ready.
Sam
next prev parent reply other threads:[~2009-05-01 15:09 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-30 23:54 [PATCH 0/6] section name cleanup for mn10300 Tim Abbott
2009-04-30 23:54 ` [PATCH 1/6] mn10300: Use macros for .bss.page_aligned section Tim Abbott
2009-04-30 23:54 ` [PATCH 2/6] mn10300: Drop unused .data.idt section Tim Abbott
2009-04-30 23:54 ` [PATCH 3/6] mn10300: use NOSAVE_DATA macro for .data.nosave section Tim Abbott
2009-04-30 23:54 ` [PATCH 4/6] mn10300: use new macro for .data.cacheline_aligned section Tim Abbott
2009-04-30 23:54 ` [PATCH 5/6] mn10300: use new macros for .data.init_task Tim Abbott
2009-04-30 23:54 ` [PATCH 6/6] mn10300: use new macro for .data.read_mostly section Tim Abbott
2009-05-01 14:46 ` [PATCH 5/6] mn10300: use new macros for .data.init_task David Howells
2009-05-01 15:00 ` Tim Abbott
2009-05-01 15:11 ` Sam Ravnborg [this message]
2009-05-01 14:35 ` [PATCH 0/6] section name cleanup for mn10300 David Howells
2009-05-01 14:48 ` Sam Ravnborg
2009-05-01 15:03 ` David Howells
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