* [PATCH] x86_64: don't need set default res if only have one root bus
@ 2008-04-11 22:14 Yinghai Lu
2008-04-11 22:54 ` Rafael J. Wysocki
0 siblings, 1 reply; 3+ messages in thread
From: Yinghai Lu @ 2008-04-11 22:14 UTC (permalink / raw)
To: Rafael J. Wysocki, Ingo Molnar; +Cc: kernel list
only one root bus, don't need to split that root resources.
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
diff --git a/arch/x86/pci/k8-bus_64.c b/arch/x86/pci/k8-bus_64.c
index 7ed7f51..c433982 100644
--- a/arch/x86/pci/k8-bus_64.c
+++ b/arch/x86/pci/k8-bus_64.c
@@ -69,7 +69,8 @@ void set_pci_bus_resources_arch_default(struct pci_bus *b)
int j;
struct pci_root_info *info;
- if (!pci_root_num)
+ /* if only one root bus, don't need to anything */
+ if (pci_root_num < 2)
return;
for (i = 0; i < pci_root_num; i++) {
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] x86_64: don't need set default res if only have one root bus
2008-04-11 22:14 [PATCH] x86_64: don't need set default res if only have one root bus Yinghai Lu
@ 2008-04-11 22:54 ` Rafael J. Wysocki
2008-04-13 7:47 ` Ingo Molnar
0 siblings, 1 reply; 3+ messages in thread
From: Rafael J. Wysocki @ 2008-04-11 22:54 UTC (permalink / raw)
To: yhlu.kernel; +Cc: Ingo Molnar, kernel list, Andrew Morton
On Saturday, 12 of April 2008, Yinghai Lu wrote:
> only one root bus, don't need to split that root resources.
This patch fixes the issue described at
http://lkml.org/lkml/2008/4/10/304 and in the following thread for me.
> Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Tested-by: Rafael J. Wysocki <rjw@sisk.pl>
> diff --git a/arch/x86/pci/k8-bus_64.c b/arch/x86/pci/k8-bus_64.c
> index 7ed7f51..c433982 100644
> --- a/arch/x86/pci/k8-bus_64.c
> +++ b/arch/x86/pci/k8-bus_64.c
> @@ -69,7 +69,8 @@ void set_pci_bus_resources_arch_default(struct pci_bus *b)
> int j;
> struct pci_root_info *info;
>
> - if (!pci_root_num)
> + /* if only one root bus, don't need to anything */
> + if (pci_root_num < 2)
> return;
>
> for (i = 0; i < pci_root_num; i++) {
>
>
Thanks,
Rafael
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] x86_64: don't need set default res if only have one root bus
2008-04-11 22:54 ` Rafael J. Wysocki
@ 2008-04-13 7:47 ` Ingo Molnar
0 siblings, 0 replies; 3+ messages in thread
From: Ingo Molnar @ 2008-04-13 7:47 UTC (permalink / raw)
To: Rafael J. Wysocki; +Cc: yhlu.kernel, kernel list, Andrew Morton
* Rafael J. Wysocki <rjw@sisk.pl> wrote:
> On Saturday, 12 of April 2008, Yinghai Lu wrote:
> > only one root bus, don't need to split that root resources.
>
> This patch fixes the issue described at
> http://lkml.org/lkml/2008/4/10/304 and in the following thread for me.
>
> > Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
>
> Tested-by: Rafael J. Wysocki <rjw@sisk.pl>
thanks - applied.
Ingo
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2008-04-13 7:48 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2008-04-11 22:14 [PATCH] x86_64: don't need set default res if only have one root bus Yinghai Lu
2008-04-11 22:54 ` Rafael J. Wysocki
2008-04-13 7:47 ` Ingo Molnar
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