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DateThu, 28 Sep 2000 19:41:47 -0700 (PDT)
FromNigel Gamble <>
SubjectRe: Interrupt/Sleep deadlock
You could use a semaphore for this.  Initialize it to 0, then call
down() from the ioctl, and up() from the interrupt handler. If the
up() happens before the down(), the down() won't go to sleep.

Nigel

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