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x86: Add cpu_mask_to_apicid_and

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Impact: new API

Add a helper function that takes two cpumask's, and's them and then
returns the apicid of the result.  This removes a need in io_apic.c
that uses a temporary cpumask to hold (mask & cfg->domain).

Signed-off-by: Mike Travis <travis@sgi.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Mike Travis
2008-12-16 17:33:54 -08:00
parent a168196501
commit 95d313cf1c
12 changed files with 198 additions and 0 deletions
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1
arch/x86/include/asm/mach-generic/mach_apic.h
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@@ -24,6 +24,7 @@
#define check_phys_apicid_present (genapic->check_phys_apicid_present)
#define check_apicid_used (genapic->check_apicid_used)
#define cpu_mask_to_apicid (genapic->cpu_mask_to_apicid)
#define cpu_mask_to_apicid_and (genapic->cpu_mask_to_apicid_and)
#define vector_allocation_domain (genapic->vector_allocation_domain)
#define enable_apic_mode (genapic->enable_apic_mode)
#define phys_pkg_id (genapic->phys_pkg_id)