d23c977fb0
It's a useless copy of x86_cpu_to_apicid. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com> Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org> Tested-by: Michael Kelley <mikelley@microsoft.com> Tested-by: Sohil Mehta <sohil.mehta@intel.com> Tested-by: Juergen Gross <jgross@suse.com> # Xen PV (dom0 and unpriv. guest)
47 lines
939 B
C
47 lines
939 B
C
/*
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* Common functions shared between the various APIC flavours
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*
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* SPDX-License-Identifier: GPL-2.0
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*/
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#include <linux/irq.h>
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#include <asm/apic.h>
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u32 apic_default_calc_apicid(unsigned int cpu)
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{
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return per_cpu(x86_cpu_to_apicid, cpu);
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}
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u32 apic_flat_calc_apicid(unsigned int cpu)
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{
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return 1U << cpu;
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}
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bool default_check_apicid_used(physid_mask_t *map, int apicid)
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{
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return physid_isset(apicid, *map);
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}
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void default_ioapic_phys_id_map(physid_mask_t *phys_map, physid_mask_t *retmap)
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{
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*retmap = *phys_map;
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}
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int default_cpu_present_to_apicid(int mps_cpu)
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{
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if (mps_cpu < nr_cpu_ids && cpu_present(mps_cpu))
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return (int)per_cpu(x86_cpu_to_apicid, mps_cpu);
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else
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return BAD_APICID;
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}
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EXPORT_SYMBOL_GPL(default_cpu_present_to_apicid);
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int default_check_phys_apicid_present(int phys_apicid)
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{
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return physid_isset(phys_apicid, phys_cpu_present_map);
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}
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int default_apic_id_valid(u32 apicid)
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{
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return (apicid < 255);
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}
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