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path: root/arch/blackfin/mach-bf561/hotplug.c
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2011-03-23Blackfin: SMP: flush CoreB cache when shutting downGraf Yang1-0/+9
When CoreB wakes up, it needs to read variables that CoreA might have modified, and might be in CoreB's cache. So kill CoreB's cache before going to sleep so that when we wake up, we are in a coherent state. Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2011-03-18Blackfin: SMP: implement cpu_freq supportGraf Yang1-12/+9
Re-use some of the existing cpu hotplugging code in the process. Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2011-01-10Blackfin: SMP: fix hotplug building after irq header shuffleGraf Yang1-0/+2
Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2010-03-09Blackfin: SMP: add PM/CPU hotplug supportGraf Yang1-0/+32
Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>