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Re: [f-cpu] another DATE report

> Indeed, to avoid this problem when task switching, the usual workaround is to
> disable interrupts before acquiring and after releasing the spinlock. But
> a thing is acceptable if time is very short between locking and unlocking,
> is, not using a blocking function in-between.

... is to disable interrupts JUST before acquiring and to ENABLE interrupts
JUST after releasing the spinlock.

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