From: Greg KH <gregkh@suse.de>
To: Vivek Goyal <vgoyal@in.ibm.com>
Cc: Andrew Morton <akpm@osdl.org>,
greg@kroah.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] 64bit resources start end value fix
Date: Wed, 21 Jun 2006 13:44:15 -0700 [thread overview]
Message-ID: <20060621204414.GA30766@suse.de> (raw)
In-Reply-To: <20060621204120.GA14739@in.ibm.com>
On Wed, Jun 21, 2006 at 04:41:21PM -0400, Vivek Goyal wrote:
> On Wed, Jun 21, 2006 at 01:22:27PM -0700, Andrew Morton wrote:
> > On Wed, 21 Jun 2006 13:29:03 -0400
> > Vivek Goyal <vgoyal@in.ibm.com> wrote:
> >
> > > Hi Greg,
> > >
> > > While changing 64bit kconfig options to CONFIG_RESOURCES_64BIT, I forgot
> > > to update the values of start and end fields in ioport_resource and
> > > iomem_resource.
> > >
> > > Following patch applies on top of your reworked 64 bit patches and
> > > is based on Andrew Morton's patch. Please apply.
> > >
> > > http://marc.theaimsgroup.com/?l=linux-mm-commits&m=115087406130723&w=2
> > >
> > > Thanks
> > > Vivek
> > >
> > >
> > >
> > > o Update start and end fields for 32bit and 64bit resources.
> > >
> > > Signed-off-by: Vivek Goyal <vgoyal@in.ibm.com>
> > > ---
> > >
> > > linux-2.6.17-1M-vivek/kernel/resource.c | 6 +++---
> > > 1 files changed, 3 insertions(+), 3 deletions(-)
> > >
> > > diff -puN kernel/resource.c~64bit-resources-start-end-value-fix kernel/resource.c
> > > --- linux-2.6.17-1M/kernel/resource.c~64bit-resources-start-end-value-fix 2006-06-21 12:43:43.000000000 -0400
> > > +++ linux-2.6.17-1M-vivek/kernel/resource.c 2006-06-21 12:44:59.000000000 -0400
> > > @@ -23,7 +23,7 @@
> > >
> > > struct resource ioport_resource = {
> > > .name = "PCI IO",
> > > - .start = 0x0000,
> > > + .start = 0,
> > > .end = IO_SPACE_LIMIT,
> > > .flags = IORESOURCE_IO,
> > > };
> > > @@ -32,8 +32,8 @@ EXPORT_SYMBOL(ioport_resource);
> > >
> > > struct resource iomem_resource = {
> > > .name = "PCI mem",
> > > - .start = 0UL,
> > > - .end = ~0UL,
> > > + .start = 0,
> > > + .end = -1,
> > > .flags = IORESOURCE_MEM,
> > > };
> > >
> >
> > Confused. This patch won't apply. It will apply with `patch -R', and if
> > you do that you'll break iomem_reosurce.end by setting it to
> > 0x00000000ffffffff.
> >
> > I don't think any additional changes are needed here.
>
> Andrew, you don't have to apply this patch. It is supposed to be picked
> by Greg.
>
> There seems to be some confusion. Just few days back Greg consolidated
> and re-organized all the 64bit resources patches and posted on LKML for
> review.
>
> http://marc.theaimsgroup.com/?l=linux-kernel&m=115015916118671&w=2
>
> There were few review comments regarding kconfig options.
> I reworked the patch and CONFING_RESOURCES_32BIT was changed to
> CONFIG_RESOURCES_64BIT.
>
> http://marc.theaimsgroup.com/?l=linux-kernel&m=115072559700302&w=2
>
> Now Greg's tree and your tree are not exact replica when it comes to
> 64bit resource patches. Hence this patch is supposed to be picked by
> Greg to make sure things are not broken in his tree.
It still breaks things as Andrew pointed out. .end should not be set to
-1.
thanks,
greg k-h
next prev parent reply other threads:[~2006-06-21 20:47 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-06-21 17:29 [PATCH] 64bit resources start end value fix Vivek Goyal
2006-06-21 20:22 ` Andrew Morton
2006-06-21 20:41 ` Vivek Goyal
2006-06-21 20:44 ` Greg KH [this message]
2006-06-21 20:56 ` Vivek Goyal
2006-06-21 21:01 ` Andrew Morton
2006-06-21 20:58 ` Andrew Morton
2006-06-21 23:15 ` Vivek Goyal
2006-06-21 23:27 ` Andrew Morton
2006-06-22 6:09 ` Greg KH
2006-06-24 2:45 ` Greg KH
2006-06-24 13:15 ` Vivek Goyal
2006-06-24 13:24 ` Andrew Morton
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