linux-kernel - Re: [PATCH v3] dmaengine: idxd: Only call idxd_enable_system_pasid() if succeeded in enabling SVA feature

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Date:   Fri, 1 Jul 2022 10:52:32 -0700
From:   Jerry Snitselaar <jsnitsel@...hat.com>
To:     Vinod Koul <vkoul@...nel.org>
Cc:     dmaengine@...r.kernel.org, Fenghua Yu <fenghua.yu@...el.com>,
        linux-kernel@...r.kernel.org, Dave Jiang <dave.jiang@...el.com>
Subject: Re: [PATCH v3] dmaengine: idxd: Only call idxd_enable_system_pasid()
 if succeeded in enabling SVA feature

On Sat, Jun 25, 2022 at 10:36:40PM -0700, Fenghua Yu wrote:
> On Sat, Jun 25, 2022 at 10:16:48PM -0700, Jerry Snitselaar wrote:
> > On a Sapphire Rapids system if boot without intel_iommu=on, the IDXD
> > driver will crash during probe in iommu_sva_bind_device().
> > Signed-off-by: Jerry Snitselaar <jsnitsel@...hat.com>
> 
> Acked-by: Fenghua Yu <fenghua.yu@...el.com>
> 
> Thanks.
> 
> -Fenghua

Hi Vinod,

Should this get pulled into your fixes branch?

Regards,
Jerry