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genirq: Expand doc for PENDING and REPLAY flags 

Adding a bit more info about what the flags are used for may help future
code readers.

Signed-off-by: James Gowans <jgowans@amazon.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Liao Chang <liaochang1@huawei.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20230608120021.3273400-2-jgowans@amazon.com
This commit is contained in:
James Gowans 2023-06-08 14:00:19 +02:00 committed by Marc Zyngier
parent 0cfb4a1af3
commit 7cc148a32f
1 changed files with 5 additions and 2 deletions
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7
kernel/irq/internals.h
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@ -47,9 +47,12 @@ enum {
* detection
* IRQS_POLL_INPROGRESS - polling in progress
* IRQS_ONESHOT - irq is not unmasked in primary handler
* IRQS_REPLAY - irq is replayed
* IRQS_REPLAY - irq has been resent and will not be resent
* again until the handler has run and cleared
* this flag.
* IRQS_WAITING - irq is waiting
* IRQS_PENDING - irq is pending and replayed later
* IRQS_PENDING - irq needs to be resent and should be resent
* at the next available opportunity.
* IRQS_SUSPENDED - irq is suspended
* IRQS_NMI - irq line is used to deliver NMIs
* IRQS_SYSFS - descriptor has been added to sysfs