From: Robin Murphy <robin.murphy@arm.com>
To: joro@8bytes.org, corbet@lwn.net
Cc: iommu@lists.linux-foundation.org, linux-doc@vger.kernel.org,
olof@lixom.net
Subject: [PATCH] iommu: Fix passthrough option documentation
Date: Thu, 20 Sep 2018 14:14:26 +0100 [thread overview]
Message-ID: <60d15534e43f7856ce2e436aff28465cd679bb1d.1537448341.git.robin.murphy@arm.com> (raw)
Document that the default for "iommu.passthrough" is now configurable.
Fixes: 58d1131777a4 ("iommu: Add config option to set passthrough as default")
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
---
Joerg, Jon, as a pure doc fix I'll leave it to your discretion as to
whose tree is most appropriate (it shouldn't conflict with the other
IOMMU patches I'm working on)
Documentation/admin-guide/kernel-parameters.txt | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 406b91759b62..8ab2984692ff 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -1767,7 +1767,7 @@
Format: { "0" | "1" }
0 - Use IOMMU translation for DMA.
1 - Bypass the IOMMU for DMA.
- unset - Use IOMMU translation for DMA.
+ unset - Use value of CONFIG_IOMMU_DEFAULT_PASSTHROUGH.
io7= [HW] IO7 for Marvel based alpha systems
See comment before marvel_specify_io7 in
--
2.19.0.dirty
next reply other threads:[~2018-09-20 13:14 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-20 13:14 Robin Murphy [this message]
2018-09-20 17:08 ` [PATCH] iommu: Fix passthrough option documentation Jonathan Corbet
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