Re: [PATCH v1 0/7] PCI: try enabling "pci=use_crs" again

Larry Finger
2010-02-04T22:36:42Z

On 02/04/2010 11:55 AM, Bjorn Helgaas wrote:
> On Wednesday 03 February 2010 09:37:43 pm Larry Finger wrote:
>> On 02/03/2010 05:38 PM, Bjorn Helgaas wrote:
>>> Larry, you reported the problem the last time I tried to turn on "pci=use_crs"
>>> by default. This series shouldn't affect your machine because it's not in the
>>> whitelist, but I expect that if you boot the current kernel with "pci=use_crs",
>>> it should still fail, and if you boot with these patches and "pci=use_crs", it
>>> *should* work. I know it's a lot to ask, but it'd be great if you had a chance
>>> to try that.
>>
>> On my system, "git describe" returns v2.6.33-rc6-146-gc80d292. Patch 1 does not
>> apply and can be reverted. That is not a problem, but beginning with patch 5,
>> these do not apply.
>
> Looks like you're using Linus' tree. My patches go on top of Jesse's
> PCI linux-next tree. Here's how you can do this (assuming you have
> stgit as well as git):
>
> Save all the patches in files "/tmp/use-crs.1" through "/tmp/use-crs.7".
> These can be plain email; you don't have to remove headers or
> anything.
>
> $ cd <git repo>
> $ git branch
> $ git fetch git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6.git linux-next
> $ stg branch -c use-crs 0148b041be4e7
> $ for F in `seq 7`; do stg import -m /tmp/use-crs.$F; done
>
> Now you should have a tree with all the patches applied.

That worked. I actually used quilt to apply the patches as I am more familiar
with it. Patch #2 was already applied, but the rest applied cleanly.

The patched version of the linux-next kernel booted fine. I put the dmesg output
as "Attachment #24914 to bug 14183".

Thanks for the help,

Larry