Re: [PATCH v2 06/13] x86/irq: Set up per host CPU posted interrupt descriptors

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Subject: Re: [PATCH v2 06/13] x86/irq: Set up per host CPU posted interrupt descriptors
From: Jacob Pan <jacob.jun.pan@xxxxxxxxxxxxxxx>
Date: Fri, 12 Apr 2024 10:54:39 -0700
Cc: LKML <linux-kernel@xxxxxxxxxxxxxxx>, X86 Kernel <x86@xxxxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, "iommu@xxxxxxxxxxxxxxx" <iommu@xxxxxxxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Lu Baolu <baolu.lu@xxxxxxxxxxxxxxx>, "kvm@xxxxxxxxxxxxxxx" <kvm@xxxxxxxxxxxxxxx>, "Hansen, Dave" <dave.hansen@xxxxxxxxx>, Joerg Roedel <joro@xxxxxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxx>, Borislav Petkov <bp@xxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, "Luse, Paul E" <paul.e.luse@xxxxxxxxx>, "Williams, Dan J" <dan.j.williams@xxxxxxxxx>, Jens Axboe <axboe@xxxxxxxxx>, "Raj, Ashok" <ashok.raj@xxxxxxxxx>, "maz@xxxxxxxxxx" <maz@xxxxxxxxxx>, "seanjc@xxxxxxxxxx" <seanjc@xxxxxxxxxx>, Robin Murphy <robin.murphy@xxxxxxx>, "jim.harris@xxxxxxxxxxx" <jim.harris@xxxxxxxxxxx>, "a.manzanares@xxxxxxxxxxx" <a.manzanares@xxxxxxxxxxx>, Bjorn Helgaas <helgaas@xxxxxxxxxx>, "Zeng, Guang" <guang.zeng@xxxxxxxxx>, "robert.hoo.linux@xxxxxxxxx" <robert.hoo.linux@xxxxxxxxx>, jacob.jun.pan@xxxxxxxxxxxxxxx
In-reply-to: <BN9PR11MB527696368E4022DBAC9DD7768C042@BN9PR11MB5276.namprd11.prod.outlook.com>
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References: <20240405223110.1609888-1-jacob.jun.pan@linux.intel.com> <20240405223110.1609888-7-jacob.jun.pan@linux.intel.com> <BN9PR11MB527696368E4022DBAC9DD7768C042@BN9PR11MB5276.namprd11.prod.outlook.com>

Hi Kevin,

On Fri, 12 Apr 2024 09:16:25 +0000, "Tian, Kevin" <kevin.tian@xxxxxxxxx>
wrote:

> > From: Jacob Pan <jacob.jun.pan@xxxxxxxxxxxxxxx>
> > Sent: Saturday, April 6, 2024 6:31 AM
> > 
> > +#ifdef CONFIG_X86_POSTED_MSI
> > +
> > +/* Posted Interrupt Descriptors for coalesced MSIs to be posted */
> > +DEFINE_PER_CPU_ALIGNED(struct pi_desc, posted_interrupt_desc);  
> 
> 'posted_msi_desc' to be more accurate?
makes sense, will do.

Thanks,

Jacob

References:
- [PATCH v2 00/13] Coalesced Interrupt Delivery with posted MSI
  - From: Jacob Pan
- [PATCH v2 06/13] x86/irq: Set up per host CPU posted interrupt descriptors
  - From: Jacob Pan
- RE: [PATCH v2 06/13] x86/irq: Set up per host CPU posted interrupt descriptors
  - From: Tian, Kevin

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