Re: [PATCH v4 4/4] PCI: Limit pci_alloc_irq_vectors() to housekeeping CPUs

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Mon, Oct 19, 2020 at 11:00:05AM -0300, Marcelo Tosatti wrote:
> > So I think it is important to figure out what that driver really wants
> > in the nohz_full case. If it wants to retain N interrupts per CPU, and
> > only reduce the number of CPUs, the proposed interface is wrong.
> 
> It wants N interrupts per non-isolated (AKA housekeeping) CPU.

Then the patch is wrong and the interface needs changing from @min_vecs,
@max_vecs to something that expresses the N*nr_cpus relation.



[Index of Archives]     [DMA Engine]     [Linux Coverity]     [Linux USB]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Greybus]

  Powered by Linux