From: Yi Sun <yi.y.sun@linux.intel.com>
To: linux-kernel@vger.kernel.org
Cc: x86@kernel.org, chao.p.peng@intel.com, chao.gao@intel.com,
isaku.yamahata@intel.com, michael.h.kelly@microsoft.com,
tianyu.lan@microsoft.com, Yi Sun <yi.y.sun@linux.intel.com>,
Jonathan Corbet <corbet@lwn.net>,
"K. Y. Srinivasan" <kys@microsoft.com>,
Haiyang Zhang <haiyangz@microsoft.com>,
Stephen Hemminger <sthemmin@microsoft.com>
Subject: [PATCH v1 3/3] hv: add description for hv_nopvspin
Date: Thu, 13 Sep 2018 17:13:25 +0800 [thread overview]
Message-ID: <1536830005-37260-4-git-send-email-yi.y.sun@linux.intel.com> (raw)
In-Reply-To: <1536830005-37260-1-git-send-email-yi.y.sun@linux.intel.com>
hv_nopvspin is a command line parameter used to
disable Hyper-V PV spinlock.
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: "K. Y. Srinivasan" <kys@microsoft.com>
Cc: Haiyang Zhang <haiyangz@microsoft.com>
Cc: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: Yi Sun <yi.y.sun@linux.intel.com>
---
Documentation/admin-guide/kernel-parameters.txt | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 64a3bf5..fc761b5 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -1385,6 +1385,11 @@
hvc_iucv_allow= [S390] Comma-separated list of z/VM user IDs.
If specified, z/VM IUCV HVC accepts connections
from listed z/VM user IDs only.
+
+ hv_nopvspin [X86,HYPER_V]
+ Disables the ticketlock slowpath using HYPER-V PV
+ optimizations.
+
keep_bootcon [KNL]
Do not unregister boot console at start. This is only
useful for debugging when something happens in the window
--
1.9.1
next prev parent reply other threads:[~2018-09-13 9:38 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-13 9:13 [PATCH v1 0/3] Enable PV qspinlock for Hyper-V Yi Sun
2018-09-13 9:13 ` [PATCH v1 1/3] X86/Hyper-V: Add Guest IDLE MSR support Yi Sun
2018-09-13 9:13 ` [PATCH v1 2/3] locking/pvqspinlock, hv: Enable PV qspinlock for Hyper-V Yi Sun
2018-09-13 11:06 ` Thomas Gleixner
2018-09-14 8:53 ` Yi Sun
2018-09-13 11:24 ` Thomas Gleixner
2018-09-14 9:04 ` Yi Sun
2018-09-14 10:42 ` Thomas Gleixner
2018-09-17 12:54 ` Yi Sun
2018-09-20 1:56 ` Yi Sun
2018-09-13 16:16 ` kbuild test robot
2018-09-13 16:42 ` kbuild test robot
2018-09-13 9:13 ` Yi Sun [this message]
2018-09-15 23:43 ` [PATCH v1 0/3] " Michael Kelley (EOSG)
2018-09-17 14:37 ` Yi Sun
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