On Tue, 14 Jun 2022 17:24:48 +0100, Mark Rutland <mark.rutland@xxxxxxx> wrote: > > On Wed, Jun 08, 2022 at 04:27:46PM +0200, Peter Zijlstra wrote: > > Ever since commit d3afc7f12987 ("arm64: Allow IPIs to be handled as > > normal interrupts") this function is called in regular IRQ context. > > > > Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx> > > [adding Marc since he authored that commit] > > Makes sense to me: > > Acked-by: Mark Rutland <mark.rutland@xxxxxxx> > > Mark. > > > --- > > arch/arm64/kernel/smp.c | 4 ++-- > > 1 file changed, 2 insertions(+), 2 deletions(-) > > > > --- a/arch/arm64/kernel/smp.c > > +++ b/arch/arm64/kernel/smp.c > > @@ -865,7 +865,7 @@ static void do_handle_IPI(int ipinr) > > unsigned int cpu = smp_processor_id(); > > > > if ((unsigned)ipinr < NR_IPI) > > - trace_ipi_entry_rcuidle(ipi_types[ipinr]); > > + trace_ipi_entry(ipi_types[ipinr]); > > > > switch (ipinr) { > > case IPI_RESCHEDULE: > > @@ -914,7 +914,7 @@ static void do_handle_IPI(int ipinr) > > } > > > > if ((unsigned)ipinr < NR_IPI) > > - trace_ipi_exit_rcuidle(ipi_types[ipinr]); > > + trace_ipi_exit(ipi_types[ipinr]); > > } > > > > static irqreturn_t ipi_handler(int irq, void *data) Acked-by: Marc Zyngier <maz@xxxxxxxxxx> M. -- Without deviation from the norm, progress is not possible.