linux-kernel - Re: [PATCH v2] ALSA: emu10k1: Stop using iommu

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Message-ID: <s5hh7775wt5.wl-tiwai@suse.de>
Date:   Tue, 05 Apr 2022 18:17:42 +0200
From:   Takashi Iwai <tiwai@...e.de>
To:     Robin Murphy <robin.murphy@....com>
Cc:     perex@...ex.cz, tiwai@...e.com, iommu@...ts.linux-foundation.org,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] ALSA: emu10k1: Stop using iommu_present()

On Tue, 05 Apr 2022 15:27:54 +0200,
Robin Murphy wrote:
> 
> iommu_get_domain_for_dev() is already perfectly happy to return NULL
> if the given device has no IOMMU. Drop the unnecessary check in favour
> of just handling that condition appropriately.
> 
> Signed-off-by: Robin Murphy <robin.murphy@....com>
> ---
> 
> v2: Get "!domain" condition right

Applied now.  Thanks.


Takashi