x86/apic: Add a single-target IPI function to the apic

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We still fall back on the "send mask" versions if an apic definition
doesn't have the single-target version, but at least this allows the
(trivial) case for the common clustered x2apic case.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Reviewed-by: Ingo Molnar <mingo@kernel.org>
Cc: Borislav Petkov <bp@alien.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Mike Travis <travis@sgi.com>
Cc: Daniel J Blueman <daniel@numascale.com>
Link: http://lkml.kernel.org/r/20151104220848.737120838@linutronix.de
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

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Linus Torvalds 2015-11-04 22:57:00 +00:00 • committed by Thomas Gleixner

parent 66ef3493d4

commit 539da78772

2 changed files with 15 additions and 2 deletions

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1

arch/x86/include/asm/apic.h

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16

arch/x86/kernel/smp.c

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