The following commit has been merged into the irq/core branch of tip: Commit-ID: 61377ec144574313ebfbf31685895a7b9b9b7a9a Gitweb: https://git.kernel.org/tip/61377ec144574313ebfbf31685895a7b9b9b7a9a Author: Joel Savitz <jsavitz@xxxxxxxxxx> AuthorDate: Sat, 31 Jul 2021 01:07:40 -04:00 Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx> CommitterDate: Tue, 10 Aug 2021 15:06:04 +02:00 genirq: Clarify documentation for request_threaded_irq() Clarify wording and document commonly used IRQF_ONESHOT flag. Signed-off-by: Joel Savitz <jsavitz@xxxxxxxxxx> Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Link: https://lore.kernel.org/r/20210731050740.444454-1-jsavitz@xxxxxxxxxx --- kernel/irq/manage.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c index ef30b47..766468a 100644 --- a/kernel/irq/manage.c +++ b/kernel/irq/manage.c @@ -2072,9 +2072,9 @@ const void *free_nmi(unsigned int irq, void *dev_id) * request_threaded_irq - allocate an interrupt line * @irq: Interrupt line to allocate * @handler: Function to be called when the IRQ occurs. - * Primary handler for threaded interrupts - * If NULL and thread_fn != NULL the default - * primary handler is installed + * Primary handler for threaded interrupts. + * If handler is NULL and thread_fn != NULL + * the default primary handler is installed. * @thread_fn: Function called from the irq handler thread * If NULL, no irq thread is created * @irqflags: Interrupt type flags @@ -2108,6 +2108,8 @@ const void *free_nmi(unsigned int irq, void *dev_id) * * IRQF_SHARED Interrupt is shared * IRQF_TRIGGER_* Specify active edge(s) or level + * IRQF_ONESHOT Do not unmask interrupt line until + * thread_fn returns * */ int request_threaded_irq(unsigned int irq, irq_handler_t handler,
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