genirq/cpuhotplug: Add support for cleaning up move in progress

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In order to move x86 to the generic hotplug migration code, add support for
cleaning up move in progress bits.

On architectures which have this x86 specific (mis)feature not enabled,
this is optimized out by the compiler.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Keith Busch <keith.busch@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Christoph Hellwig <hch@lst.de>
Link: http://lkml.kernel.org/r/20170619235445.525817311@linutronix.de

...

This commit is contained in:

Thomas Gleixner 2017-06-20 01:37:29 +02:00

parent 91f26cb4cd

commit f0383c24b4

4 changed files with 37 additions and 4 deletions

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1

arch/x86/include/asm/irq.h

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2

include/linux/irq.h

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28

kernel/irq/cpuhotplug.c

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10

kernel/irq/internals.h

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