2022-08-25 08:35:53

by Andy Shevchenko

[permalink] [raw]
Subject: Re: [PATCH 2/2] irqchip/gic-v3-its: Release the allocated but unmapped bits in LPI maps

On Thu, Aug 25, 2022 at 9:11 AM Liao Chang <[email protected]> wrote:
>
> If one hwirq allocated in ITS domain followed by some unmapped bits, the
> number of unmapped bits will be recorded, so that this hwirq and
> following unmapped bits could be released both.

...

> + /*
> + * In order to free dangling hwirq bits, kernel uses the irq_data

the kernel

> + * of hwirq which is followed by dangling bits to record dangling
> + * number.
> + */


--
With Best Regards,
Andy Shevchenko