Remove bogus default y for DMAR and NET_DMA

No reason I can think of of making them default y Most people don't have
the hardware and with default y they just pollute lots of configs during
make oldconfig.

Signed-off-by: Andi Kleen <ak@suse.de>
Acked-by: Jeff Garzik <jeff@garzik.org>
Acked-by: "Nelson, Shannon" <shannon.nelson@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2 files changed, 0 insertions, 2 deletions

diff --git a/arch/x86/Kconfig.x86_64 b/arch/x86/Kconfig.x86_64
index b45855c368a9..cc468ea61240 100644
--- a/arch/x86/Kconfig.x86_64
+++ b/arch/x86/Kconfig.x86_64
@@ -749,7 +749,6 @@ 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.
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index 9c91b0fd134f..6a7d25fc2470 100644
--- a/drivers/dma/Kconfig
+++ b/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.