diff options
| author |   Marc Zyngier <maz@kernel.org> | 2021-08-02 17:26:28 +0100 |
|---|---|---|
| committer |   Michael Ellerman <mpe@ellerman.id.au> | 2021-08-10 23:15:02 +1000 |
| commit | 1bce54250045443d55659b0b23be51e87ed2b919 (patch) | |
| tree | f9cbca21ea85aa6a3f66c7bdf4370c131a6232a9 /arch/powerpc/platforms/powernv | |
| parent | KVM: PPC: Book3S HV: XIVE: Add support for automatic save-restore (diff) | |
| download | linux-dev-1bce54250045443d55659b0b23be51e87ed2b919.tar.xz linux-dev-1bce54250045443d55659b0b23be51e87ed2b919.zip | |
powerpc: Bulk conversion to generic_handle_domain_irq()
Wherever possible, replace constructs that match either
generic_handle_irq(irq_find_mapping()) or
generic_handle_irq(irq_linear_revmap()) to a single call to
generic_handle_domain_irq().
Signed-off-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210802162630.2219813-13-maz@kernel.org
Diffstat (limited to 'arch/powerpc/platforms/powernv')
| -rw-r--r-- | arch/powerpc/platforms/powernv/opal-irqchip.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/arch/powerpc/platforms/powernv/opal-irqchip.c b/arch/powerpc/platforms/powernv/opal-irqchip.c index c164419e254d..d55652b5f6fa 100644 --- a/arch/powerpc/platforms/powernv/opal-irqchip.c +++ b/arch/powerpc/platforms/powernv/opal-irqchip.c @@ -46,18 +46,15 @@ void opal_handle_events(void) e = READ_ONCE(last_outstanding_events) & opal_event_irqchip.mask; again: while (e) { - int virq, hwirq; + int hwirq; hwirq = fls64(e) - 1; e &= ~BIT_ULL(hwirq); local_irq_disable(); - virq = irq_find_mapping(opal_event_irqchip.domain, hwirq); - if (virq) { - irq_enter(); - generic_handle_irq(virq); - irq_exit(); - } + irq_enter(); + generic_handle_domain_irq(opal_event_irqchip.domain, hwirq); + irq_exit(); local_irq_enable(); cond_resched(); |