Re: [patch 07/32] genirq/msi: Count the allocated MSI descriptors

Thomas Gleixner
2021-11-28T19:25:38Z

On Sun, Nov 28 2021 at 12:07, Greg Kroah-Hartman wrote:
> On Sat, Nov 27, 2021 at 08:45:18PM +0100, Thomas Gleixner wrote:
>> On Sat, Nov 27 2021 at 20:22, Thomas Gleixner wrote:
>>
>> > On Sat, Nov 27 2021 at 13:19, Greg Kroah-Hartman wrote:
>> >> On Sat, Nov 27, 2021 at 02:22:38AM +0100, Thomas Gleixner wrote:
>> >>> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
>> >>
>> >> No changelog?
>> >
>> > Bah. This one should not be there at all.
>> >
>> >> Anyway, why do we care about the number of decriptors?
>>
>> The last part of this really cares about it for the dynamic extension
>> part, but that's core code which looks at the counter under the lock.
>
> Ah, that should be documented well as right now you are saying "this is
> done lockless" in the comment :)

I already zapped the whole patch as the function is not required for the
core code.

Thanks,

tglx