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List:       linux-s390
Subject:    [PATCH v8 7/7] ia64: hide build option IOMMU_DEFAULT_PASSTHROUGH
From:       Zhen Lei <thunder.leizhen () huawei ! com>
Date:       2019-05-30 3:48:31
Message-ID: 20190530034831.4184-8-thunder.leizhen () huawei ! com
[Download RAW message or body]

The DMA mode PASSTHROUGH is not used on ia64.

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
---
 drivers/iommu/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig
index f6c030433d38048..f7400e35628dce4 100644
--- a/drivers/iommu/Kconfig
+++ b/drivers/iommu/Kconfig
@@ -89,7 +89,7 @@ choice
 
 config IOMMU_DEFAULT_PASSTHROUGH
 	bool "passthrough"
-	depends on !S390_IOMMU
+	depends on (!S390_IOMMU && !IA64)
 	help
 	  In this mode, the DMA access through IOMMU without any addresses
 	  translation. That means, the wrong or illegal DMA access can not
-- 
1.8.3


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