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| author | Thomas Gleixner <tglx@linutronix.de> | 2017-06-20 01:37:40 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2017-06-22 18:21:21 +0200 |
| commit | ad95212ee6e0b62f38b287b40c9ab6a1ba3e892b (patch) | |
| tree | f2d8043f6f84ad499878970fe3ccf25ca3321eb8 /arch/x86/kernel | |
| parent | 415fcf1a2293046e0c1f4ab8558a87bad66652b1 (diff) | |
| download | linux-ad95212ee6e0b62f38b287b40c9ab6a1ba3e892b.tar.bz2 | |
x86/apic: Move flat_cpu_mask_to_apicid_and() into C source
No point in having inlines assigned to function pointers at multiple
places. Just bloats the text.
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/20170619235446.405975721@linutronix.de
Diffstat (limited to 'arch/x86/kernel')
| -rw-r--r-- | arch/x86/kernel/apic/apic.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index 2d75faf743f2..e9b322f05051 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -2220,6 +2220,22 @@ int default_cpu_mask_to_apicid_and(const struct cpumask *cpumask, return -EINVAL; } +int flat_cpu_mask_to_apicid_and(const struct cpumask *cpumask, + const struct cpumask *andmask, + unsigned int *apicid) +{ + unsigned long cpu_mask = cpumask_bits(cpumask)[0] & + cpumask_bits(andmask)[0] & + cpumask_bits(cpu_online_mask)[0] & + APIC_ALL_CPUS; + + if (likely(cpu_mask)) { + *apicid = (unsigned int)cpu_mask; + return 0; + } + return -EINVAL; +} + /* * Override the generic EOI implementation with an optimized version. * Only called during early boot when only one CPU is active and with |