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Message-ID: <20200415122940.GB21899@suse.de>
Date: Wed, 15 Apr 2020 14:29:40 +0200
From: Joerg Roedel <jroedel@...e.de>
To: Lu Baolu <baolu.lu@...ux.intel.com>
Cc: Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.org>,
Robin Murphy <robin.murphy@....com>,
Marek Szyprowski <m.szyprowski@...sung.com>,
Kukjin Kim <kgene@...nel.org>,
Krzysztof Kozlowski <krzk@...nel.org>,
David Woodhouse <dwmw2@...radead.org>,
Andy Gross <agross@...nel.org>,
Bjorn Andersson <bjorn.andersson@...aro.org>,
Matthias Brugger <matthias.bgg@...il.com>,
Rob Clark <robdclark@...il.com>,
Heiko Stuebner <heiko@...ech.de>,
Gerald Schaefer <gerald.schaefer@...ibm.com>,
Thierry Reding <thierry.reding@...il.com>,
Jonathan Hunter <jonathanh@...dia.com>,
Jean-Philippe Brucker <jean-philippe@...aro.org>,
iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org,
linux-samsung-soc@...r.kernel.org, linux-arm-msm@...r.kernel.org,
linux-mediatek@...ts.infradead.org,
linux-rockchip@...ts.infradead.org, linux-s390@...r.kernel.org,
linux-tegra@...r.kernel.org,
virtualization@...ts.linux-foundation.org
Subject: Re: [PATCH v2 13/33] iommu: Export bus_iommu_probe() and make is
safe for re-probing
Hi Baolu,
On Wed, Apr 15, 2020 at 02:10:03PM +0800, Lu Baolu wrote:
> On 2020/4/14 21:15, Joerg Roedel wrote:
> > > + /* Device is probed already if in a group */
> > + if (iommu_group_get(dev) != NULL)
>
> Same as
> if (iommu_group_get(dev))
> ?
>
> By the way, do we need to put the group if device has already been
> probed?
Right, fixed both, thank you.
Regards,
Joerg
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