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| author | Thomas Gleixner <tglx@linutronix.de> | 2017-06-20 01:37:54 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2017-06-22 18:21:26 +0200 |
| commit | 3ca57222c36ba31b80aa25de313f3c8ab26a8102 (patch) | |
| tree | 606308da3d1a4e492153f0612363d7cfc9e9ea16 /kernel/time | |
| parent | genirq/cpuhotplug: Avoid irq affinity setting for single targets (diff) | |
| download | linux-3ca57222c36ba31b80aa25de313f3c8ab26a8102.tar.xz linux-3ca57222c36ba31b80aa25de313f3c8ab26a8102.zip | |
x86/apic: Mark single target interrupts
If the interrupt destination mode of the APIC is physical then the
effective affinity is restricted to a single CPU.
Mark the interrupt accordingly in the domain allocation code, so the core
code can avoid pointless affinity setting attempts.
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/20170619235447.508846202@linutronix.de
Diffstat (limited to 'kernel/time')
0 files changed, 0 insertions, 0 deletions