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(parent: a26cf1a) | patch
cpuidle-haltpoll: disable host side polling when kvm virtualized
authorMarcelo Tosatti <mtosatti@redhat.com>
Wed, 3 Jul 2019 23:51:29 +0000 (20:51 -0300)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Tue, 30 Jul 2019 15:27:37 +0000 (17:27 +0200)
commit7e771d977a9a51913aec8ed3106c20de5c328f29
treec2b6c2842065c7ed359f997580078ca00ad02fe3tree | snapshot
parenta26cf1a33278452664c6216d3fa11fde185b0273commit | diff
cpuidle-haltpoll: disable host side polling when kvm virtualized

When performing guest side polling, it is not necessary to
also perform host side polling.

So disable host side polling, via the new MSR interface,
when loading cpuidle-haltpoll driver.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
arch/x86/Kconfig diff | blob | history
arch/x86/include/asm/cpuidle_haltpoll.h [new file with mode: 0644] blob
arch/x86/kernel/kvm.c diff | blob | history
drivers/cpuidle/cpuidle-haltpoll.c diff | blob | history
include/linux/cpuidle_haltpoll.h [new file with mode: 0644] blob
Linux Kernel Source Tree.