linux-kernel - [tip: sched/core] arm/topology: Populate arch_scale_thermal

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Fri, 06 Mar 2020 14:42:09 -0000
From:   "tip-bot2 for Thara Gopinath" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Thara Gopinath <thara.gopinath@...aro.org>,
        "Peter Zijlstra (Intel)" <peterz@...radead.org>,
        Ingo Molnar <mingo@...nel.org>, x86 <x86@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: [tip: sched/core] arm/topology: Populate
 arch_scale_thermal_pressure() for ARM platforms

The following commit has been merged into the sched/core branch of tip:

Commit-ID:     8eab879c5463d1a16a314790764c4c9d6c74c64c
Gitweb:        https://git.kernel.org/tip/8eab879c5463d1a16a314790764c4c9d6c74c64c
Author:        Thara Gopinath <thara.gopinath@...aro.org>
AuthorDate:    Fri, 21 Feb 2020 19:52:09 -05:00
Committer:     Ingo Molnar <mingo@...nel.org>
CommitterDate: Fri, 06 Mar 2020 12:57:19 +01:00

arm/topology: Populate arch_scale_thermal_pressure() for ARM platforms

Hook up topology_get_thermal_pressure to arch_scale_thermal_pressure thus
enabling scheduler to retrieve instantaneous thermal pressure of a CPU.

Signed-off-by: Thara Gopinath <thara.gopinath@...aro.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Signed-off-by: Ingo Molnar <mingo@...nel.org>
Link: https://lkml.kernel.org/r/20200222005213.3873-6-thara.gopinath@linaro.org
---
 arch/arm/include/asm/topology.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/arm/include/asm/topology.h b/arch/arm/include/asm/topology.h
index 8a0fae9..435aba2 100644
--- a/arch/arm/include/asm/topology.h
+++ b/arch/arm/include/asm/topology.h
@@ -16,6 +16,9 @@
 /* Enable topology flag updates */
 #define arch_update_cpu_topology topology_update_cpu_topology
 
+/* Replace task scheduler's default thermal pressure retrieve API */
+#define arch_scale_thermal_pressure topology_get_thermal_pressure
+
 #else
 
 static inline void init_cpu_topology(void) { }