From: baolex.ni Date: Mon, 11 Jul 2016 01:57:37 +0000 (+0800) Subject: Update the maximum depth of C-state from 6 to 9 X-Git-Tag: v4.9-rc1~133^2~83 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=22c6bbe41ecf7606c3effc92b54d5e939e806866;p=linux.git Update the maximum depth of C-state from 6 to 9 Hi Jon, This patch is an old one, we have corrected some minor issues on the newer one. Please only review the newest version from my last mail with this subject "[PATCH] ACPI: Update the maximum depth of C-state from 6 to 9". And I also attached it to this mail. Thanks, Baole On 7/11/2016 6:37 AM, Jonathan Corbet wrote: > On Mon, 4 Jul 2016 09:55:10 +0800 > "baolex.ni" wrote: > >> Currently, CPUIDLE_STATE_MAX has been defined as 10 in the cpuidle head file, >> and max_cstate = CPUIDLE_STATE_MAX – 1, so 9 is the right maximum depth of C-state. >> This change is reflected in one place of the kernel-param file, >> but not in the other place where I suggest changing. >> >> Signed-off-by: Chuansheng Liu >> Signed-off-by: Baole Ni > > So why are there two signoffs on a single-line patch? Which one of you > is the actual author? > > Thanks, > > jon > From cf5f8aa6885874f6490b11507d3c0c86fa0a11f4 Mon Sep 17 00:00:00 2001 From: Chuansheng Liu Date: Mon, 4 Jul 2016 08:52:51 +0800 Subject: [PATCH] Update the maximum depth of C-state from 6 to 9 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Currently, CPUIDLE_STATE_MAX has been defined as 10 in the cpuidle head file, and max_cstate = CPUIDLE_STATE_MAX – 1, so 9 is the right maximum depth of C-state. This change is reflected in one place of the kernel-param file, but not in the other place where I suggest changing. Signed-off-by: Chuansheng Liu Signed-off-by: Baole Ni Signed-off-by: Jonathan Corbet --- diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 46c030a49186..20557efa8bce 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -1688,7 +1688,7 @@ bytes respectively. Such letter suffixes can also be entirely omitted. intel_idle.max_cstate= [KNL,HW,ACPI,X86] 0 disables intel_idle and fall back on acpi_idle. - 1 to 6 specify maximum depth of C-state. + 1 to 9 specify maximum depth of C-state. intel_pstate= [X86] disable