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From: Joerg Roedel <joro@8bytes.org>
To: Jason Gunthorpe <jgg@nvidia.com>
Cc: "Robin Murphy" <robin.murphy@arm.com>,
	"Andy Gross" <agross@kernel.org>,
	"David Airlie" <airlied@gmail.com>,
	alsa-devel@alsa-project.org,
	"Bjorn Andersson" <andersson@kernel.org>,
	"Andrzej Hajda" <andrzej.hajda@intel.com>,
	ath10k@lists.infradead.org, ath11k@lists.infradead.org,
	"Mark Brown" <broonie@kernel.org>,
	"Bryan O'Donoghue" <bryan.odonoghue@linaro.org>,
	"Christian Gmeiner" <christian.gmeiner@gmail.com>,
	"Daniel Vetter" <daniel@ffwll.ch>,
	devicetree@vger.kernel.org, dmaengine@vger.kernel.org,
	"Dmitry Baryshkov" <dmitry.baryshkov@linaro.org>,
	dri-devel@lists.freedesktop.org, "Emma Anholt" <emma@anholt.net>,
	etnaviv@lists.freedesktop.org, freedreno@lists.freedesktop.org,
	"Frank Rowand" <frowand.list@gmail.com>,
	iommu@lists.linux.dev,
	"Jernej Skrabec" <jernej.skrabec@gmail.com>,
	"Konrad Dybcio" <konrad.dybcio@linaro.org>,
	"Kalle Valo" <kvalo@kernel.org>,
	"Lucas Stach" <l.stach@pengutronix.de>,
	"Liam Girdwood" <lgirdwood@gmail.com>,
	"Russell King" <linux+etnaviv@armlinux.org.uk>,
	linux-arm-kernel@lists.infradead.org,
	linux-arm-msm@vger.kernel.org, linux-media@vger.kernel.org,
	linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org,
	linux-wireless@vger.kernel.org,
	"Marijn Suijten" <marijn.suijten@somainline.org>,
	"Mauro Carvalho Chehab" <mchehab@kernel.org>,
	"Mikko Perttunen" <mperttunen@nvidia.com>,
	"Maxime Ripard" <mripard@kernel.org>,
	"Sinan Kaya" <okaya@kernel.org>,
	"Jaroslav Kysela" <perex@perex.cz>,
	"Abhinav Kumar" <quic_abhinavk@quicinc.com>,
	"Jeff Johnson" <quic_jjohnson@quicinc.com>,
	"Vikash Garodia" <quic_vgarodia@quicinc.com>,
	"Rob Clark" <robdclark@gmail.com>,
	"Rob Herring" <robh+dt@kernel.org>,
	"Samuel Holland" <samuel@sholland.org>,
	"Sean Paul" <sean@poorly.run>,
	"Stanimir Varbanov" <stanimir.k.varbanov@gmail.com>,
	"Thierry Reding" <thierry.reding@gmail.com>,
	"Takashi Iwai" <tiwai@suse.com>, "Vinod Koul" <vkoul@kernel.org>,
	"Chen-Yu Tsai" <wens@csie.org>, "Will Deacon" <will@kernel.org>,
	"Rafał Miłecki" <zajec5@gmail.com>,
	"Lu Baolu" <baolu.lu@linux.intel.com>,
	"Joerg Roedel" <jroedel@suse.de>,
	"Kevin Tian" <kevin.tian@intel.com>,
	"Marek Szyprowski" <m.szyprowski@samsung.com>,
	"Chen-Yu Tsai" <wenst@chromium.org>
Subject: Re: [PATCH] iommu: Remove the device_lock_assert() from __iommu_probe_device()
Date: Mon, 21 Aug 2023 16:36:49 +0200	[thread overview]
Message-ID: <ZON2gRogBhjmpNIl@8bytes.org> (raw)
In-Reply-To: <ZONdwclGOBaxxqtq@nvidia.com>

On Mon, Aug 21, 2023 at 09:51:13AM -0300, Jason Gunthorpe wrote:
> So now that Joerg has dropped it - what is your big idea to make the
> locking actually work right?

I am not opposed to the general idea. When putting it into the tree I
wasn't aware how many users still need to be adapted to properly work
with this.

We can do another try once the issues have been sorted out and you have
agreed with Robin on a workable way forward.

Regards,

	Joerg

WARNING: multiple messages have this Message-ID (diff)
From: Joerg Roedel <joro@8bytes.org>
To: Jason Gunthorpe <jgg@nvidia.com>
Cc: "Robin Murphy" <robin.murphy@arm.com>,
	"Andy Gross" <agross@kernel.org>,
	"David Airlie" <airlied@gmail.com>,
	alsa-devel@alsa-project.org,
	"Bjorn Andersson" <andersson@kernel.org>,
	"Andrzej Hajda" <andrzej.hajda@intel.com>,
	ath10k@lists.infradead.org, ath11k@lists.infradead.org,
	"Mark Brown" <broonie@kernel.org>,
	"Bryan O'Donoghue" <bryan.odonoghue@linaro.org>,
	"Christian Gmeiner" <christian.gmeiner@gmail.com>,
	"Daniel Vetter" <daniel@ffwll.ch>,
	devicetree@vger.kernel.org, dmaengine@vger.kernel.org,
	"Dmitry Baryshkov" <dmitry.baryshkov@linaro.org>,
	dri-devel@lists.freedesktop.org, "Emma Anholt" <emma@anholt.net>,
	etnaviv@lists.freedesktop.org, freedreno@lists.freedesktop.org,
	"Frank Rowand" <frowand.list@gmail.com>,
	iommu@lists.linux.dev,
	"Jernej Skrabec" <jernej.skrabec@gmail.com>,
	"Konrad Dybcio" <konrad.dybcio@linaro.org>,
	"Kalle Valo" <kvalo@kernel.org>,
	"Lucas Stach" <l.stach@pengutronix.de>,
	"Liam Girdwood" <lgirdwood@gmail.com>,
	"Russell King" <linux+etnaviv@armlinux.org.uk>,
	linux-arm-kernel@lists.infradead.org,
	linux-arm-msm@vger.kernel.org, linux-media@vger.kernel.org,
	linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org,
	linux-wireless@vger.kernel.org,
	"Marijn Suijten" <marijn.suijten@somainline.org>,
	"Mauro Carvalho Chehab" <mchehab@kernel.org>,
	"Mikko Perttunen" <mperttunen@nvidia.com>,
	"Maxime Ripard" <mripard@kernel.org>,
	"Sinan Kaya" <okaya@kernel.org>,
	"Jaroslav Kysela" <perex@perex.cz>,
	"Abhinav Kumar" <quic_abhinavk@quicinc.com>,
	"Jeff Johnson" <quic_jjohnson@quicinc.com>,
	"Vikash Garodia" <quic_vgarodia@quicinc.com>,
	"Rob Clark" <robdclark@gmail.com>,
	"Rob Herring" <robh+dt@kernel.org>,
	"Samuel Holland" <samuel@sholland.org>,
	"Sean Paul" <sean@poorly.run>,
	"Stanimir Varbanov" <stanimir.k.varbanov@gmail.com>,
	"Thierry Reding" <thierry.reding@gmail.com>,
	"Takashi Iwai" <tiwai@suse.com>, "Vinod Koul" <vkoul@kernel.org>,
	"Chen-Yu Tsai" <wens@csie.org>, "Will Deacon" <will@kernel.org>,
	"Rafał Miłecki" <zajec5@gmail.com>,
	"Lu Baolu" <baolu.lu@linux.intel.com>,
	"Joerg Roedel" <jroedel@suse.de>,
	"Kevin Tian" <kevin.tian@intel.com>,
	"Marek Szyprowski" <m.szyprowski@samsung.com>,
	"Chen-Yu Tsai" <wenst@chromium.org>
Subject: Re: [PATCH] iommu: Remove the device_lock_assert() from __iommu_probe_device()
Date: Mon, 21 Aug 2023 16:36:49 +0200	[thread overview]
Message-ID: <ZON2gRogBhjmpNIl@8bytes.org> (raw)
In-Reply-To: <ZONdwclGOBaxxqtq@nvidia.com>

On Mon, Aug 21, 2023 at 09:51:13AM -0300, Jason Gunthorpe wrote:
> So now that Joerg has dropped it - what is your big idea to make the
> locking actually work right?

I am not opposed to the general idea. When putting it into the tree I
wasn't aware how many users still need to be adapted to properly work
with this.

We can do another try once the issues have been sorted out and you have
agreed with Robin on a workable way forward.

Regards,

	Joerg

_______________________________________________
ath10k mailing list
ath10k@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/ath10k

WARNING: multiple messages have this Message-ID (diff)
From: Joerg Roedel <joro@8bytes.org>
To: Jason Gunthorpe <jgg@nvidia.com>
Cc: "Robin Murphy" <robin.murphy@arm.com>,
	"Andy Gross" <agross@kernel.org>,
	"David Airlie" <airlied@gmail.com>,
	alsa-devel@alsa-project.org,
	"Bjorn Andersson" <andersson@kernel.org>,
	"Andrzej Hajda" <andrzej.hajda@intel.com>,
	ath10k@lists.infradead.org, ath11k@lists.infradead.org,
	"Mark Brown" <broonie@kernel.org>,
	"Bryan O'Donoghue" <bryan.odonoghue@linaro.org>,
	"Christian Gmeiner" <christian.gmeiner@gmail.com>,
	"Daniel Vetter" <daniel@ffwll.ch>,
	devicetree@vger.kernel.org, dmaengine@vger.kernel.org,
	"Dmitry Baryshkov" <dmitry.baryshkov@linaro.org>,
	dri-devel@lists.freedesktop.org, "Emma Anholt" <emma@anholt.net>,
	etnaviv@lists.freedesktop.org, freedreno@lists.freedesktop.org,
	"Frank Rowand" <frowand.list@gmail.com>,
	iommu@lists.linux.dev,
	"Jernej Skrabec" <jernej.skrabec@gmail.com>,
	"Konrad Dybcio" <konrad.dybcio@linaro.org>,
	"Kalle Valo" <kvalo@kernel.org>,
	"Lucas Stach" <l.stach@pengutronix.de>,
	"Liam Girdwood" <lgirdwood@gmail.com>,
	"Russell King" <linux+etnaviv@armlinux.org.uk>,
	linux-arm-kernel@lists.infradead.org,
	linux-arm-msm@vger.kernel.org, linux-media@vger.kernel.org,
	linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org,
	linux-wireless@vger.kernel.org,
	"Marijn Suijten" <marijn.suijten@somainline.org>,
	"Mauro Carvalho Chehab" <mchehab@kernel.org>,
	"Mikko Perttunen" <mperttunen@nvidia.com>,
	"Maxime Ripard" <mripard@kernel.org>,
	"Sinan Kaya" <okaya@kernel.org>,
	"Jaroslav Kysela" <perex@perex.cz>,
	"Abhinav Kumar" <quic_abhinavk@quicinc.com>,
	"Jeff Johnson" <quic_jjohnson@quicinc.com>,
	"Vikash Garodia" <quic_vgarodia@quicinc.com>,
	"Rob Clark" <robdclark@gmail.com>,
	"Rob Herring" <robh+dt@kernel.org>,
	"Samuel Holland" <samuel@sholland.org>,
	"Sean Paul" <sean@poorly.run>,
	"Stanimir Varbanov" <stanimir.k.varbanov@gmail.com>,
	"Thierry Reding" <thierry.reding@gmail.com>,
	"Takashi Iwai" <tiwai@suse.com>, "Vinod Koul" <vkoul@kernel.org>,
	"Chen-Yu Tsai" <wens@csie.org>, "Will Deacon" <will@kernel.org>,
	"Rafał Miłecki" <zajec5@gmail.com>,
	"Lu Baolu" <baolu.lu@linux.intel.com>,
	"Joerg Roedel" <jroedel@suse.de>,
	"Kevin Tian" <kevin.tian@intel.com>,
	"Marek Szyprowski" <m.szyprowski@samsung.com>,
	"Chen-Yu Tsai" <wenst@chromium.org>
Subject: Re: [PATCH] iommu: Remove the device_lock_assert() from __iommu_probe_device()
Date: Mon, 21 Aug 2023 16:36:49 +0200	[thread overview]
Message-ID: <ZON2gRogBhjmpNIl@8bytes.org> (raw)
In-Reply-To: <ZONdwclGOBaxxqtq@nvidia.com>

On Mon, Aug 21, 2023 at 09:51:13AM -0300, Jason Gunthorpe wrote:
> So now that Joerg has dropped it - what is your big idea to make the
> locking actually work right?

I am not opposed to the general idea. When putting it into the tree I
wasn't aware how many users still need to be adapted to properly work
with this.

We can do another try once the issues have been sorted out and you have
agreed with Robin on a workable way forward.

Regards,

	Joerg

-- 
ath11k mailing list
ath11k@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/ath11k

WARNING: multiple messages have this Message-ID (diff)
From: Joerg Roedel <joro@8bytes.org>
To: Jason Gunthorpe <jgg@nvidia.com>
Cc: alsa-devel@alsa-project.org, "Rafał Miłecki" <zajec5@gmail.com>,
	"Emma Anholt" <emma@anholt.net>,
	"Kevin Tian" <kevin.tian@intel.com>,
	dri-devel@lists.freedesktop.org,
	"Mikko Perttunen" <mperttunen@nvidia.com>,
	"Vikash Garodia" <quic_vgarodia@quicinc.com>,
	"Jeff Johnson" <quic_jjohnson@quicinc.com>,
	"Chen-Yu Tsai" <wens@csie.org>,
	"Thierry Reding" <thierry.reding@gmail.com>,
	ath10k@lists.infradead.org,
	"Andrzej Hajda" <andrzej.hajda@intel.com>,
	"Marijn Suijten" <marijn.suijten@somainline.org>,
	"Frank Rowand" <frowand.list@gmail.com>,
	"Marek Szyprowski" <m.szyprowski@samsung.com>,
	"Samuel Holland" <samuel@sholland.org>,
	"Takashi Iwai" <tiwai@suse.com>, "Sinan Kaya" <okaya@kernel.org>,
	"Vinod Koul" <vkoul@kernel.org>,
	"Jernej Skrabec" <jernej.skrabec@gmail.com>,
	iommu@lists.linux.dev, "Andy Gross" <agross@kernel.org>,
	"Russell King" <linux+etnaviv@armlinux.org.uk>,
	"Bryan O'Donoghue" <bryan.odonoghue@linaro.org>,
	ath11k@lists.infradead.org, linux-media@vger.kernel.org,
	devicetree@vger.kernel.org, "Jaroslav Kysela" <perex@perex.cz>,
	"Joerg Roedel" <jroedel@suse.de>, "Will Deacon" <will@kernel.org>,
	linux-arm-msm@vger.kernel.org, "Kalle Valo" <kvalo@kernel.org>,
	"Chen-Yu Tsai" <wenst@chromium.org>,
	etnaviv@lists.freedesktop.org,
	"Maxime Ripard" <mripard@kernel.org>,
	"Abhinav Kumar" <quic_abhinavk@quicinc.com>,
	dmaengine@vger.kernel.org, "Mark Brown" <broonie@kernel.org>,
	linux-tegra@vger.kernel.org,
	"Mauro Carvalho Chehab" <mchehab@kernel.org>,
	"Sean Paul" <sean@poorly.run>,
	linux-arm-kernel@lists.infradead.org,
	freedreno@lists.freedesktop.org,
	"Bjorn Andersson" <andersson@kernel.org>,
	"Stanimir Varbanov" <stanimir.k.varbanov@gmail.com>,
	linux-wireless@vger.kernel.org,
	"Liam Girdwood" <lgirdwood@gmail.com>,
	linux-sunxi@lists.linux.dev,
	"Konrad Dybcio" <konrad.dybcio@linaro.org>,
	"Rob Herring" <robh+dt@kernel.org>,
	"Dmitry Baryshkov" <dmitry.baryshkov@linaro.org>,
	"Lu Baolu" <baolu.lu@linux.intel.com>,
	"Robin Murphy" <robin.murphy@arm.com>
Subject: Re: [PATCH] iommu: Remove the device_lock_assert() from __iommu_probe_device()
Date: Mon, 21 Aug 2023 16:36:49 +0200	[thread overview]
Message-ID: <ZON2gRogBhjmpNIl@8bytes.org> (raw)
In-Reply-To: <ZONdwclGOBaxxqtq@nvidia.com>

On Mon, Aug 21, 2023 at 09:51:13AM -0300, Jason Gunthorpe wrote:
> So now that Joerg has dropped it - what is your big idea to make the
> locking actually work right?

I am not opposed to the general idea. When putting it into the tree I
wasn't aware how many users still need to be adapted to properly work
with this.

We can do another try once the issues have been sorted out and you have
agreed with Robin on a workable way forward.

Regards,

	Joerg

  reply	other threads:[~2023-08-24  7:34 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-18 21:32 [PATCH] iommu: Remove the device_lock_assert() from __iommu_probe_device() Jason Gunthorpe
2023-08-18 21:32 ` Jason Gunthorpe
2023-08-18 21:32 ` Jason Gunthorpe
2023-08-18 21:32 ` Jason Gunthorpe
2023-08-18 22:47 ` Mark Brown
2023-08-18 22:47   ` Mark Brown
2023-08-18 22:47   ` Mark Brown
2023-08-18 22:47   ` Mark Brown
2023-08-21 11:06 ` Robin Murphy
2023-08-21 11:06   ` Robin Murphy
2023-08-21 11:06   ` Robin Murphy
2023-08-21 11:06   ` Robin Murphy
2023-08-21 12:27   ` Joerg Roedel
2023-08-21 12:27     ` Joerg Roedel
2023-08-21 12:27     ` Joerg Roedel
2023-08-21 12:27     ` Joerg Roedel
2023-08-21 12:47     ` Jason Gunthorpe
2023-08-21 12:47       ` Jason Gunthorpe
2023-08-21 12:47       ` Jason Gunthorpe
2023-08-21 12:47       ` Jason Gunthorpe
2023-08-21 12:51   ` Jason Gunthorpe
2023-08-21 12:51     ` Jason Gunthorpe
2023-08-21 12:51     ` Jason Gunthorpe
2023-08-21 12:51     ` Jason Gunthorpe
2023-08-21 14:36     ` Joerg Roedel [this message]
2023-08-21 14:36       ` Joerg Roedel
2023-08-21 14:36       ` Joerg Roedel
2023-08-21 14:36       ` Joerg Roedel
2023-08-21 14:40       ` Jason Gunthorpe
2023-08-21 14:40         ` Jason Gunthorpe
2023-08-21 14:40         ` Jason Gunthorpe
2023-08-21 14:40         ` Jason Gunthorpe

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