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(parent: 9327e2c) | patch
arm64: add PSCI CPU_OFF-based hotplug support
authorMark Rutland <mark.rutland@arm.com>
Thu, 24 Oct 2013 19:30:19 +0000 (20:30 +0100)
committerCatalin Marinas <catalin.marinas@arm.com>
Fri, 25 Oct 2013 10:33:21 +0000 (11:33 +0100)
commit831ccf79b46e02f31cfd16c66df9d5600f635155
tree08f653a531e0a81569176f9ed365171dd6cebde9tree | snapshot (tar.gz zip)
parent9327e2c6bb8cb0131b38a07847cd58c78dc095e9commit | diff
arm64: add PSCI CPU_OFF-based hotplug support

This patch adds support for using PSCI CPU_OFF calls for CPU hotplug.
With this code it is possible to hot unplug CPUs with "psci" as their
boot-method, as long as there's an appropriate cpu_off function id
specified in the psci node.

Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
arch/arm64/kernel/psci.c diff | blob | blame | history