On Sat, 27 May 2017, jeffy wrote:
> On 05/27/2017 04:30 PM, Thomas Gleixner wrote:
> > On Sat, 27 May 2017, Jeffy Chen wrote:
> >
> > > If a irq is already disabled & masked, free_irq may cause a unbalanced
> > > irq shutdown/disable/mask, for example:
> >
> > No, it's not. irq_shutdown/disable/m
Hi Thomas,
On 05/27/2017 04:30 PM, Thomas Gleixner wrote:
On Sat, 27 May 2017, Jeffy Chen wrote:
If a irq is already disabled & masked, free_irq may cause a unbalanced
irq shutdown/disable/mask, for example:
No, it's not. irq_shutdown/disable/mask are low level access functions
which can be
On Sat, 27 May 2017, Jeffy Chen wrote:
> If a irq is already disabled & masked, free_irq may cause a unbalanced
> irq shutdown/disable/mask, for example:
No, it's not. irq_shutdown/disable/mask are low level access functions
which can be invoked at any given time.
The only interface which has re
If a irq is already disabled & masked, free_irq may cause a unbalanced
irq shutdown/disable/mask, for example:
devm_request_irq->irq_startup->irq_enable
disable_irq <-- disabled and masked
devm_free_irq->irq_shutdown <-- try to disable it aga
4 matches
Mail list logo