Messages in this thread | | | From | Thomas Gleixner <> | Subject | Re: [patch 24/33] PCI/MSI: Provide prepare_desc() MSI domain op | Date | Wed, 16 Nov 2022 23:42:42 +0100 |
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On Wed, Nov 16 2022 at 14:26, Bjorn Helgaas wrote: > On Fri, Nov 11, 2022 at 02:58:49PM +0100, Thomas Gleixner wrote: >> Dynamic MSI-X vector allocation post MSI-X allows to allocate vectors at a >> given index or at any free index in the available table range. > > Is "post MSI-X" missing something? "post MSI-X enablement" or > something?
Yes. That was the plan.
>> The latter >> requires that the core code selects the index at descriptor allocation time. >> >> This requires that the PCI/MSI-X specific setup of the MSI-X descriptor, >> which is partially depending on the chosen index happens after allocation. > > Is there a comma missing after "index"? I.e., setup of the descriptor > partially depends on the chosen index? And the above requires that > setup happens after allocation?
Yes.
Thanks,
tglx
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