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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-10-22 19:34:09 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-10-22 19:34:09 +0100
commitf20e3b5fe7ead0615309433260b9784d8da0bbbd (patch)
treeeabb2e47a0355ac4e8024b7087b4e7cb9f324358 /arch/x86/mach-generic/summit.c
parentbcbfe664e7af019e698cef2feb85ac2b4f1ac11d (diff)
parentf030d7b65e4e6399f23de2a41a58d1b607b6bd89 (diff)
Merge branch 'for-rmk' of git://git.android.com/kernel into devel
Diffstat (limited to 'arch/x86/mach-generic/summit.c')
-rw-r--r--arch/x86/mach-generic/summit.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/x86/mach-generic/summit.c b/arch/x86/mach-generic/summit.c
index 6ad6b67a723..6272b5e69da 100644
--- a/arch/x86/mach-generic/summit.c
+++ b/arch/x86/mach-generic/summit.c
@@ -23,4 +23,18 @@ static int probe_summit(void)
return 0;
}
+static cpumask_t vector_allocation_domain(int cpu)
+{
+ /* Careful. Some cpus do not strictly honor the set of cpus
+ * specified in the interrupt destination when using lowest
+ * priority interrupt delivery mode.
+ *
+ * In particular there was a hyperthreading cpu observed to
+ * deliver interrupts to the wrong hyperthread when only one
+ * hyperthread was specified in the interrupt desitination.
+ */
+ cpumask_t domain = { { [0] = APIC_ALL_CPUS, } };
+ return domain;
+}
+
struct genapic apic_summit = APIC_INIT("summit", probe_summit);