linux-kernel - Re: [PATCH 3/3] iommu/vt-d: Rework hitless PASID entry replacement

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Message-ID: <aWalv0gG_DqxZxz6@google.com>
Date: Tue, 13 Jan 2026 21:06:23 +0100
From: Dmytro Maluka <dmaluka@...omium.org>
To: Lu Baolu <baolu.lu@...ux.intel.com>
Cc: Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.org>,
	Robin Murphy <robin.murphy@....com>,
	Kevin Tian <kevin.tian@...el.com>, Jason Gunthorpe <jgg@...dia.com>,
	Samiullah Khawaja <skhawaja@...gle.com>, iommu@...ts.linux.dev,
	linux-kernel@...r.kernel.org,
	"Vineeth Pillai (Google)" <vineeth@...byteword.org>,
	Aashish Sharma <aashish@...hishsharma.net>
Subject: Re: [PATCH 3/3] iommu/vt-d: Rework hitless PASID entry replacement

On Tue, Jan 13, 2026 at 08:40:00PM +0100, Dmytro Maluka wrote:
> On Tue, Jan 13, 2026 at 11:00:48AM +0800, Lu Baolu wrote:
...
> > +	default:
> > +		WARN_ON(true);
> 
> nit: WARN_ON(false) seems a bit more suitable?

Ah sorry, ignore this. Somehow I thought this was returning true...