genirq: Clarify documentation for request_threaded_irq()

Clarify wording and document commonly used IRQF_ONESHOT flag.

Signed-off-by: Joel Savitz <jsavitz@redhat.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20210731050740.444454-1-jsavitz@redhat.com
This commit is contained in:
Joel Savitz 2021-07-31 01:07:40 -04:00 • committed by Thomas Gleixner
commit 61377ec144