Messages in this thread | | | Subject | Re: [PATCH] xen/evtchn: Change irq_info lock to raw_spinlock_t | From | Julien Grall <> | Date | Tue, 6 Apr 2021 14:46:31 +0100 |
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Hi Luca,
On 06/04/2021 11:51, Luca Fancellu wrote: > Unmask operation must be called with interrupt disabled, > on preempt_rt spin_lock_irqsave/spin_unlock_irqrestore > don't disable/enable interrupts, so use raw_* implementation > and change lock variable in struct irq_info from spinlock_t > to raw_spinlock_t > > Cc: stable@vger.kernel.org > Fixes: 25da4618af24 ("xen/events: don't unmask an event channel > when an eoi is pending") > > Signed-off-by: Luca Fancellu <luca.fancellu@arm.com>
Reviewed-by: Julien Grall <jgrall@amazon.com>
Cheers,
-- Julien Grall
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