[PATCH 2/2] PCI/MSI: Implement irq_mask_noflush() for MSI-x

[Bjorn Helgaas]

On Thu, Nov 05, 2026 at 10:27:06AM -0800, Keith Busch wrote:
> From: Keith Busch <kbusch at kernel.org>
> 
> Skip the read-back that flushes the MSI-x mask write. Parent domains
> that mask on behalf of PCI/MSI keep using their own irq_mask().

When you respin it,

s/MSI-x/MSI-X/ to match spec usage