diff options
Diffstat (limited to 'arch/x86/mach-generic/summit.c')
-rw-r--r-- | arch/x86/mach-generic/summit.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/x86/mach-generic/summit.c b/arch/x86/mach-generic/summit.c index 6ad6b67a723d..6272b5e69da6 100644 --- a/arch/x86/mach-generic/summit.c +++ b/arch/x86/mach-generic/summit.c | |||
@@ -23,4 +23,18 @@ static int probe_summit(void) | |||
23 | return 0; | 23 | return 0; |
24 | } | 24 | } |
25 | 25 | ||
26 | static cpumask_t vector_allocation_domain(int cpu) | ||
27 | { | ||
28 | /* Careful. Some cpus do not strictly honor the set of cpus | ||
29 | * specified in the interrupt destination when using lowest | ||
30 | * priority interrupt delivery mode. | ||
31 | * | ||
32 | * In particular there was a hyperthreading cpu observed to | ||
33 | * deliver interrupts to the wrong hyperthread when only one | ||
34 | * hyperthread was specified in the interrupt desitination. | ||
35 | */ | ||
36 | cpumask_t domain = { { [0] = APIC_ALL_CPUS, } }; | ||
37 | return domain; | ||
38 | } | ||
39 | |||
26 | struct genapic apic_summit = APIC_INIT("summit", probe_summit); | 40 | struct genapic apic_summit = APIC_INIT("summit", probe_summit); |