Messages in this thread | ![/](/images/icornerl.gif) | | Date | Fri, 12 Apr 2024 07:27:30 -0700 | Subject | Re: [PATCH v2 05/13] x86/irq: Reserve a per CPU IDT vector for posted MSIs | From | Sean Christopherson <> |
| |
On Fri, Apr 12, 2024, Kevin Tian wrote: > > From: Jacob Pan <jacob.jun.pan@linux.intel.com> > > Sent: Saturday, April 6, 2024 6:31 AM > > > > +/* > > + * Posted interrupt notification vector for all device MSIs delivered to > > + * the host kernel. > > + */ > > +#define POSTED_MSI_NOTIFICATION_VECTOR 0xeb > > #define NR_VECTORS 256 > > > > Every interrupt is kind of a notification.
FWIW, I find value in having "notification" in the name to differentiate between the IRQ that is notifying the CPU that there's a posted IRQ to be processed, and the posted IRQ itself.
| ![\](/images/icornerr.gif) |