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-rw-r--r--arch/x86_64/Kconfig10
1 files changed, 0 insertions, 10 deletions
diff --git a/arch/x86_64/Kconfig b/arch/x86_64/Kconfig
index 6fc631457196..31bab721cb71 100644
--- a/arch/x86_64/Kconfig
+++ b/arch/x86_64/Kconfig
@@ -520,16 +520,6 @@ config PCI_MMCONFIG
bool "Support mmconfig PCI config space access"
depends on PCI && ACPI
-config UNORDERED_IO
- bool "Unordered IO mapping access"
- depends on EXPERIMENTAL
- help
- Use unordered stores to access IO memory mappings in device drivers.
- Still very experimental. When a driver works on IA64/ppc64/pa-risc it should
- work with this option, but it makes the drivers behave differently
- from i386. Requires that the driver writer used memory barriers
- properly.
-
source "drivers/pci/pcie/Kconfig"
source "drivers/pci/Kconfig"