diff mbox series

x86/apic/msi: Unbreak DMAR and HPET MSI

Message ID 87wo0fli8b.fsf@nanos.tec.linutronix.de
State New
Headers show
Series x86/apic/msi: Unbreak DMAR and HPET MSI | expand

Commit Message

Thomas Gleixner Sept. 27, 2020, 8:46 a.m. UTC
Switching the DMAR and HPET MSI code to use the generic MSI domain ops
missed to add the flag which tells the core code to update the domain
operations with the defaults. As a consequence the core code crashes
when an interrupt in one of those domains is allocated.

Add the missing flags.

Fixes: 9006c133a422 ("x86/msi: Use generic MSI domain ops")
Reported-by: Qian Cai <cai@redhat.com> 
Reported-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
 arch/x86/kernel/apic/msi.c |    2 ++
 1 file changed, 2 insertions(+)
diff mbox series


--- a/arch/x86/kernel/apic/msi.c
+++ b/arch/x86/kernel/apic/msi.c
@@ -309,6 +309,7 @@  static struct msi_domain_ops dmar_msi_do
 static struct msi_domain_info dmar_msi_domain_info = {
 	.ops		= &dmar_msi_domain_ops,
 	.chip		= &dmar_msi_controller,
 static struct irq_domain *dmar_get_irq_domain(void)
@@ -408,6 +409,7 @@  static struct msi_domain_ops hpet_msi_do
 static struct msi_domain_info hpet_msi_domain_info = {
 	.ops		= &hpet_msi_domain_ops,
 	.chip		= &hpet_msi_controller,
 struct irq_domain *hpet_create_irq_domain(int hpet_id)