Thread (3 messages) flat view 3 messages, 2 authors, 16d ago

Re: [PATCH V3] powerpc/entry: Fix irq_soft_mask corruption on replayed interrupt exit

From: Madhavan Srinivasan <maddy@linux.ibm.com>
Date: 2026-09-09 06:18:45
Also in: lkml

On Fri, 04 Sep 2026 14:38:58 +0530, Mukesh Kumar Chaurasiya (IBM) wrote:
When __replay_soft_interrupts() replays a pending interrupt (e.g.
PACA_IRQ_DEC -> timer_interrupt), it calls the handler directly with a
synthetic pt_regs. The DEFINE_INTERRUPT_HANDLER_ASYNC wrapper around
each handler calls arch_interrupt_async_exit_prepare() on the way out,
which calls arch_interrupt_exit_prepare() -> local_irq_disable() ->
arch_local_irq_disable(), which does:

[...]
Applied to powerpc/fixes.

[1/1] powerpc/entry: Fix irq_soft_mask corruption on replayed interrupt exit
      https://git.kernel.org/powerpc/c/63a7531ca31f9f097d9cc1cc3fe86ae683cdabdd

cheers
Keyboard shortcuts
hback out one level
jnext message in thread
kprevious message in thread
ldrill in
Escclose help / fold thread tree
?toggle this help