linux-kernel - Re: [PATCH v2 3/3] pci/msi: remove pci_msi_ignore

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Message-ID: <87y0y8ivyn.ffs@tglx>
Date: Fri, 14 Feb 2025 12:53:20 +0100
From: Thomas Gleixner <tglx@...utronix.de>
To: Bjorn Helgaas <helgaas@...nel.org>, Roger Pau Monne <roger.pau@...rix.com>
Cc: linux-kernel@...r.kernel.org, xen-devel@...ts.xenproject.org,
 linux-pci@...r.kernel.org, Juergen Gross <jgross@...e.com>, Bjorn Helgaas
 <bhelgaas@...gle.com>, Ingo Molnar <mingo@...hat.com>, Borislav Petkov
 <bp@...en8.de>, Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
 "H. Peter Anvin" <hpa@...or.com>
Subject: Re: [PATCH v2 3/3] pci/msi: remove pci_msi_ignore_mask

On Wed, Feb 05 2025 at 09:17, Bjorn Helgaas wrote:
>> Albeit Devices behind a VMD bridge are not known to Xen, that doesn't mean
>> Linux cannot use them.  By inhibiting the usage of
>> VMD_FEAT_CAN_BYPASS_MSI_REMAP and the removal of the pci_msi_ignore_mask
>> bodge devices behind a VMD bridge do work fine when use from a Linux Xen
>> hardware domain.  That's the whole point of the series.
>> 
>> Signed-off-by: Roger Pau Monné <roger.pau@...rix.com>
>
> Needs an ack from Thomas.

No objections from my side (aside of your change log comments).

Reviewed-by: Thomas Gleixner <tglx@...utronix.de>