On Wed, May 20, 2009 at 4:49 PM, Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx> wrote: > On Fri, 8 May 2009 16:40:10 -0600 > Bjorn Helgaas <bjorn.helgaas@xxxxxx> wrote: >> Did anything happen with this? >> >> The longer we wait to make "use_crs" the default, the harder it >> will be, so I'd like to push ahead. > > Here's a patch to make CRS the default. If it looks ok I can push it > into my linux-next branch. I'm all for using reliable data from the > BIOS. I guess we'll find out fairly quickly if this stuff isn't... > > -- > Jesse Barnes, Intel Open Source Technology Center > > diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt > index 90b3924..8d798bf 100644 > --- a/Documentation/kernel-parameters.txt > +++ b/Documentation/kernel-parameters.txt > @@ -1777,7 +1777,7 @@ and is between 256 and 4096 characters. It is defined in the file > IRQ routing is enabled. > noacpi [X86] Do not use ACPI for IRQ routing > or for PCI scanning. > - use_crs [X86] Use _CRS for PCI resource > + nocrs [X86] Don't use _CRS for PCI resource > allocation. > routeirq Do IRQ routing for all PCI devices. > This is normally done in pci_enable_device(), > diff --git a/arch/x86/include/asm/pci_x86.h b/arch/x86/include/asm/pci_x86.h > index e60fd3e..010c08c 100644 > --- a/arch/x86/include/asm/pci_x86.h > +++ b/arch/x86/include/asm/pci_x86.h > @@ -25,7 +25,7 @@ > #define PCI_BIOS_IRQ_SCAN 0x2000 > #define PCI_ASSIGN_ALL_BUSSES 0x4000 > #define PCI_CAN_SKIP_ISA_ALIGN 0x8000 > -#define PCI_USE__CRS 0x10000 > +#define PCI_NO_CRS 0x10000 PCI_NO_ROOT_CRS is more accurate ? YH -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
