From 22c6bbe41ecf7606c3effc92b54d5e939e806866 Mon Sep 17 00:00:00 2001 From: "baolex.ni" Date: Mon, 11 Jul 2016 09:57:37 +0800 Subject: [PATCH] Update the maximum depth of C-state from 6 to 9 MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit 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 --- Documentation/kernel-parameters.txt | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) 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 -- 2.20.1