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| author | Josh Cartwright <joshc@ni.com> | 2021-09-17 12:30:55 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2021-09-17 14:15:21 +0200 |
| commit | e1a6af4b000c39148ab407362fcce3ab63b186f2 (patch) | |
| tree | 7ba66cba1d9fd645f13f555739ab5949c34cb7cb /kernel/irq/manage.c | |
| parent | 6880fa6c56601bb8ed59df6c30fd390cc5f6dd8f (diff) | |
| download | lwn-e1a6af4b000c39148ab407362fcce3ab63b186f2.tar.gz lwn-e1a6af4b000c39148ab407362fcce3ab63b186f2.zip | |
genirq: Update irq_set_irqchip_state documentation
On RT kernels, the use of migrate_disable()/migrate_enable() is sufficient
to guarantee a task isn't moved to another CPU. Update the
irq_set_irqchip_state() documentation to reflect this.
Signed-off-by: Josh Cartwright <joshc@ni.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20210917103055.92150-1-bigeasy@linutronix.de
Diffstat (limited to 'kernel/irq/manage.c')
| -rw-r--r-- | kernel/irq/manage.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c index 27667e82ecc9..b39248325541 100644 --- a/kernel/irq/manage.c +++ b/kernel/irq/manage.c @@ -2827,7 +2827,7 @@ EXPORT_SYMBOL_GPL(irq_get_irqchip_state); * This call sets the internal irqchip state of an interrupt, * depending on the value of @which. * - * This function should be called with preemption disabled if the + * This function should be called with migration disabled if the * interrupt controller has per-cpu registers. */ int irq_set_irqchip_state(unsigned int irq, enum irqchip_irq_state which, |