linux-kernel - [PATCH v1 3/4] x86/swiotlb: fix param usage in boot-options.rst

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Date:   Sat, 11 Jun 2022 01:25:13 -0700
From:   Dongli Zhang <dongli.zhang@...cle.com>
To:     iommu@...ts.linux-foundation.org, linux-doc@...r.kernel.org,
        x86@...nel.org
Cc:     linux-kernel@...r.kernel.org, joe.jin@...cle.com,
        hch@...radead.org, m.szyprowski@...sung.com, tglx@...utronix.de,
        mingo@...hat.com, bp@...en8.de, dave.hansen@...ux.intel.com,
        corbet@....net
Subject: [PATCH v1 3/4] x86/swiotlb: fix param usage in boot-options.rst

Fix the usage of swiotlb param in kernel doc.

Signed-off-by: Dongli Zhang <dongli.zhang@...cle.com>
---
 Documentation/x86/x86_64/boot-options.rst | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/Documentation/x86/x86_64/boot-options.rst b/Documentation/x86/x86_64/boot-options.rst
index 03ec9cf01181..cbd14124a667 100644
--- a/Documentation/x86/x86_64/boot-options.rst
+++ b/Documentation/x86/x86_64/boot-options.rst
@@ -287,11 +287,13 @@ iommu options only relevant to the AMD GART hardware IOMMU:
 iommu options only relevant to the software bounce buffering (SWIOTLB) IOMMU
 implementation:
 
-    swiotlb=<pages>[,force]
-      <pages>
-        Prereserve that many 128K pages for the software IO bounce buffering.
+    swiotlb=<slots>[,force,noforce]
+      <slots>
+        Prereserve that many 2K slots for the software IO bounce buffering.
       force
         Force all IO through the software TLB.
+      noforce
+        Do not initialize the software TLB.
 
 
 Miscellaneous
-- 
2.17.1