From: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Add support of PREFETCH attributre to ACPI address space and extended address space parser. Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx> --- drivers/acpi/resource.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c index a56a64164410..abe3a29ad802 100644 --- a/drivers/acpi/resource.c +++ b/drivers/acpi/resource.c @@ -200,6 +200,9 @@ static bool acpi_decode_space(struct resource *res, if (base->producer_consumer == ACPI_PRODUCER) res->flags |= IORESOURCE_WINDOW; + if (base->info.mem.caching == ACPI_PREFETCHABLE_MEMORY) + res->flags |= IORESOURCE_PREFETCH; + return !(res->flags & IORESOURCE_DISABLED); } -- 1.7.10.4 -- 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
