Andi Kleen wrote:
Index: linux-2.6.24-rc1-hack/arch/x86_64/Kconfig
===================================================================
--- linux-2.6.24-rc1-hack.orig/arch/x86_64/Kconfig
+++ linux-2.6.24-rc1-hack/arch/x86_64/Kconfig
@@ -753,7 +753,6 @@ config PCI_DOMAINS
config DMAR
bool "Support for DMA Remapping Devices (EXPERIMENTAL)"
depends on PCI_MSI && ACPI && EXPERIMENTAL
- default y
help
DMA remapping (DMAR) devices support enables independent address
translations for Direct Memory Access (DMA) from devices.
ACK
Index: linux-2.6.24-rc1-hack/drivers/dma/Kconfig
===================================================================
--- linux-2.6.24-rc1-hack.orig/drivers/dma/Kconfig
+++ linux-2.6.24-rc1-hack/drivers/dma/Kconfig
@@ -43,7 +43,6 @@ comment "DMA Clients"
config NET_DMA
bool "Network: TCP receive copy offload"
depends on DMA_ENGINE && NET
- default y
help
This enables the use of DMA engines in the network stack to
offload receive copy-to-user operations, freeing CPU cycles.
ACK -- but its arguable that given the current code, its worth setting
this if DMA_ENGINE is also set.
-
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