Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
From:   Eiichi Tsukata <eiichi.tsukata@nutanix.com>
To:     corbet@lwn.net, bp@suse.de, paulmck@kernel.org,
        keescook@chromium.org, akpm@linux-foundation.org,
        peterz@infradead.org, rdunlap@infradead.org,
        damien.lemoal@opensource.wdc.com, linux-doc@vger.kernel.org,
        linux-kernel@vger.kernel.org
Cc:     Eiichi Tsukata <eiichi.tsukata@nutanix.com>
Subject: [PATCH] docs/kernel-parameters: Update retbleed descriptions for "mitigations=" param
Date:   Thu, 28 Jul 2022 04:39:07 +0000
Message-Id: <20220728043907.165688-1-eiichi.tsukata@nutanix.com>
Content-Type: text/plain
MIME-Version: 1.0
X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1
X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?OF+RNn/IF46oXOFnpzOhk0eAe7a0/VYyGr3FR/du7//r23jomyrdlqT90Nb9?=
 =?us-ascii?Q?1bwbP9jBP+RA6vlOhtCL3iuyDAXoBZQHdMrl2VwPsgdC73oqRmDKCO7W3UFG?=
 =?us-ascii?Q?Gqp8fZaJyt7nLj4ESzvAkpwzl5FiPNjsPqI9K0tMCffRHCu5Z8opXgtI6A0U?=
 =?us-ascii?Q?IWOMEm8Pwq1Se5FAXZ98+ZO5mAtOEIH3/4YHA4dijpaYeDfoXnhpNj2JkmcR?=
 =?us-ascii?Q?GlmzC90TUTfSi80HnUIP0W9AkANIXyq2XPMwwYIxo5+FURSAd3fLXEa1KrcT?=
 =?us-ascii?Q?0+RL7IdikHnEImKCqCi6vddrbVji9vfOBDZiZevjhZNTn9aBLy4tRMlillu0?=
 =?us-ascii?Q?EqZreOqVeXy6e2gARYua0b21BIZ5LhCXSccJxVKzDwm5g/3lo1ds//+m8diI?=
 =?us-ascii?Q?tbU25bn+JbTkc1vDH8B8/moj7vbQE1PvXN3caSdauMSL9KGat9HcJ7r8vW6p?=
 =?us-ascii?Q?Fhe10+x2kzb0EpfXZYhztSdzEjrrgXo7+Gg4Vnb4PByeO9HvBIugsfx8Zf91?=
 =?us-ascii?Q?gYVK8u96nyEmPYhEhvrWNCz8AdGdW8TQ73C9ohHQgkrKGGpDLU8ZBWNbThvW?=
 =?us-ascii?Q?B0eSgA2JbyoZkp89UcCBZmq2i84s/E6yXPQcAVDbqxWz/kwVE8V0/CkQGSKL?=
 =?us-ascii?Q?DYn6/7TxtZfuv1YISxX0AcAVVbXB3uJi2x5xTbOVvxtKqPwhI0O9ss1aQh3v?=
 =?us-ascii?Q?qQsJl9jmmupdCT67oNAHZewEqLke1BubqhkS0Rc4R7QVv/ze2+YS/5r7Nn16?=
 =?us-ascii?Q?jWUb8ntaWy897FTfyXM8wyHxyoKINovBrgBm2LFBWUlicu8ekerkVu2S5ZFF?=
 =?us-ascii?Q?kXyBTbXRz3iwLKsQxnWjiQAmPZMOeDj+QITGgtuJBjLwraoOV6pSmLw3FOBa?=
 =?us-ascii?Q?S78CRuR4N90D+e/UErNIg411W52yEYtCnKylq1MDLqMneyCjldHHmFxJMe9E?=
 =?us-ascii?Q?aHLgYJ/3a53Dce4dMvWkLWyKOX0RnXsvGBm90cT8FWUzmY4tBH9ASQLSr78p?=
 =?us-ascii?Q?j9hGHcnZ7n2rziMMnMk+pfMVxdqO2TjxQA/RPQoTHlfOp137QBHIY1Vlc96C?=
 =?us-ascii?Q?6zeH3Wv5AnFMRC62OhgG1cOK5biSCKEEGjhvYJRrt0mCuMEOONuUV9V8bmsX?=
 =?us-ascii?Q?w9WBLRHRMEFF4joadp8qTCc8YqcTc9+bo3bWREnUZuxxHO34blSLQTaBlmCs?=
 =?us-ascii?Q?jb69T6Q4gqfgt6sf8yrJJ+tmfzsV4HjxwiRIPxqdY6JiNUWsscn6lvdjLLtk?=
 =?us-ascii?Q?QKYHkzLTKVPuEEeP9DCLuTnVsSXZ7EGSpeqUmVE0oGdr1t+L7PIrdvaixF/i?=
 =?us-ascii?Q?glUihGXzyjGlMb7+MH1FFMxjPGBxxcmR90DNs+XraKpqHnFQ+olbHVEuXgsV?=
 =?us-ascii?Q?GNEThSIH+VOErw14sbvRVj/Rfpfd8gcj03gVBf+IAtJbiVvbea55ibcICGqb?=
 =?us-ascii?Q?ghJ+YcbEV+TsxB+k8XKcRCSrPhye5EOYDsB+kqdkmmrKFdfgKoQrPiNGIKQb?=
 =?us-ascii?Q?P6BsmXOf+vQ091jLLbORXxTFagT4JptEojSOYhlV4cVPGI8LEWg7THn+8h8l?=
 =?us-ascii?Q?1nCeotobjsTq9Zo93DByY/d+Nko6+jhFF85gQ20wTo4XeasCbQAL5P2GtSNc?=
 =?us-ascii?Q?fA=3D=3D?=
X-OriginatorOrg: nutanix.com
X-MS-Exchange-CrossTenant-Network-Message-Id: a7c15973-78c1-48ae-ed26-08da70532c13
X-MS-Exchange-CrossTenant-AuthSource: CH0PR02MB8041.namprd02.prod.outlook.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 28 Jul 2022 04:39:35.2334
 (UTC)
X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted
X-MS-Exchange-CrossTenant-Id: bb047546-786f-4de1-bd75-24e5b6f79043
X-MS-Exchange-CrossTenant-MailboxType: HOSTED
X-MS-Exchange-CrossTenant-UserPrincipalName: rmFAdoOb7xYYQ6sG6b1PgT1tzM5BKhg7Lnkh4JNiSgSngIGUBA6U6c4tNI1dlBe7re0Iz34/weAu4Uddi//e7YlMnFPrBfdJYlh3/KWLI/I=
X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN6PR02MB2755
X-Proofpoint-GUID: hRFUdm6X3IuluInRwy5fEYfDhWEUnA76
X-Proofpoint-ORIG-GUID: hRFUdm6X3IuluInRwy5fEYfDhWEUnA76
X-Proofpoint-Virus-Version: vendor=baseguard
 engine=ICAP:2.0.205,Aquarius:18.0.883,Hydra:6.0.517,FMLib:17.11.122.1
 definitions=2022-07-27_08,2022-07-27_01,2022-06-22_01
X-Proofpoint-Spam-Reason: safe
X-Spam-Status: No, score=-2.7 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,
        DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,
        SPF_NONE autolearn=ham autolearn_force=no version=3.4.6
X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on
        lindbergh.monkeyblade.net
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

Updates descriptions for "mitigations=off" and "mitigations=auto,nosmt".

Signed-off-by: Eiichi Tsukata <eiichi.tsukata@nutanix.com>
---
 Documentation/admin-guide/kernel-parameters.txt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index c0fdb04a0435..cc3ea8febc62 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -3176,6 +3176,7 @@
 					       no_entry_flush [PPC]
 					       no_uaccess_flush [PPC]
 					       mmio_stale_data=off [X86]
+					       retbleed=off [X86]
 
 				Exceptions:
 					       This does not have any effect on
@@ -3198,6 +3199,7 @@
 					       mds=full,nosmt [X86]
 					       tsx_async_abort=full,nosmt [X86]
 					       mmio_stale_data=full,nosmt [X86]
+					       retbleed=auto,nosmt [X86]
 
 	mminit_loglevel=
 			[KNL] When CONFIG_DEBUG_MEMORY_INIT is set, this
-- 
2.37.1