linux-kernel - [RFC] iommu/vt-d: set default value of INTEL_IOMMU_FLOPPY

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Message-Id: <20221108125855.2984751-1-harshit.m.mogalapalli@oracle.com>
Date:   Tue,  8 Nov 2022 04:58:55 -0800
From:   Harshit Mogalapalli <harshit.m.mogalapalli@...cle.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     harshit.m.mogalapalli@...cle.com, konrad.wilk@...cle.com,
        harshit.m.mogalapalli@...il.com,
        David Woodhouse <dwmw2@...radead.org>,
        Lu Baolu <baolu.lu@...ux.intel.com>,
        Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.org>,
        Robin Murphy <robin.murphy@....com>, iommu@...ts.linux.dev,
        linux-kernel@...r.kernel.org
Subject: [RFC] iommu/vt-d: set default value of INTEL_IOMMU_FLOPPY_WA to n

It is likely that modern intel motherboard will not ship with a
floppy connection anymore, so let us disable it by default, as it
gets turned on when we do a make defconfig.

Suggested-by: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
Signed-off-by: Harshit Mogalapalli <harshit.m.mogalapalli@...cle.com>
---
 drivers/iommu/intel/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iommu/intel/Kconfig b/drivers/iommu/intel/Kconfig
index b7dff5092fd2..c783ae85ca9b 100644
--- a/drivers/iommu/intel/Kconfig
+++ b/drivers/iommu/intel/Kconfig
@@ -76,7 +76,7 @@ config INTEL_IOMMU_BROKEN_GFX_WA
 	  option is removed in the 2.6.32 kernel.
 
 config INTEL_IOMMU_FLOPPY_WA
-	def_bool y
+	def_bool n
 	depends on X86
 	help
 	  Floppy disk drivers are known to bypass DMA API calls
-- 
2.38.1