From: Joerg Roedel <joro@8bytes.org>
To: Oded Gabbay <oded.gabbay@gmail.com>
Cc: Andrew Lewycky <Andrew.Lewycky@amd.com>,
linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
Alex Deucher <alexander.deucher@amd.com>
Subject: Re: [PATCH 38/83] hsa/radeon: Workaround for a bug in amd_iommu
Date: Fri, 11 Jul 2014 10:42:09 +0200 [thread overview]
Message-ID: <20140711084209.GA1958@8bytes.org> (raw)
In-Reply-To: <1405029279-6894-10-git-send-email-oded.gabbay@amd.com>
On Fri, Jul 11, 2014 at 12:53:54AM +0300, Oded Gabbay wrote:
> This patch creates a workaround for a bug in amd_iommu driver, where
> the driver doesn't save all necessary information when going to
> suspend. The workaround removes a device from the IOMMU device list
> on suspend and register a resumed device in the IOMMU device list.
>
> Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>
Which bug do you workaround here? It needs to be fixed in the AMD IOMMU
driver instead of being wrapped in KFD.
Joerg
WARNING: multiple messages have this Message-ID (diff)
From: Joerg Roedel <joro@8bytes.org>
To: Oded Gabbay <oded.gabbay@gmail.com>
Cc: David Airlie <airlied@linux.ie>,
Alex Deucher <alexander.deucher@amd.com>,
Jerome Glisse <j.glisse@gmail.com>,
linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
John Bridgman <John.Bridgman@amd.com>,
Andrew Lewycky <Andrew.Lewycky@amd.com>,
Oded Gabbay <oded.gabbay@amd.com>
Subject: Re: [PATCH 38/83] hsa/radeon: Workaround for a bug in amd_iommu
Date: Fri, 11 Jul 2014 10:42:09 +0200 [thread overview]
Message-ID: <20140711084209.GA1958@8bytes.org> (raw)
In-Reply-To: <1405029279-6894-10-git-send-email-oded.gabbay@amd.com>
On Fri, Jul 11, 2014 at 12:53:54AM +0300, Oded Gabbay wrote:
> This patch creates a workaround for a bug in amd_iommu driver, where
> the driver doesn't save all necessary information when going to
> suspend. The workaround removes a device from the IOMMU device list
> on suspend and register a resumed device in the IOMMU device list.
>
> Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>
Which bug do you workaround here? It needs to be fixed in the AMD IOMMU
driver instead of being wrapped in KFD.
Joerg
next prev parent reply other threads:[~2014-07-11 8:42 UTC|newest]
Thread overview: 62+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-10 21:53 [PATCH 29/83] hsa/radeon: Fix memory size allocated for HPD Oded Gabbay
2014-07-10 21:53 ` [PATCH 30/83] hsa/radeon: Fix list of supported devices Oded Gabbay
2014-07-10 21:53 ` [PATCH 31/83] drm/radeon: extending kfd-kgd interface Oded Gabbay
[not found] ` <1405029279-6894-1-git-send-email-oded.gabbay-5C7GfCeVMHo@public.gmane.org>
2014-07-10 21:53 ` [PATCH 32/83] hsa/radeon: implementing IOCTL for clock counters Oded Gabbay
2014-07-10 21:53 ` Oded Gabbay
2014-07-11 20:34 ` Jerome Glisse
2014-07-11 20:34 ` Jerome Glisse
2014-07-10 21:53 ` [PATCH 33/83] hsa/radeon: Fix coding style in cik_int.h Oded Gabbay
2014-07-10 21:53 ` [PATCH 34/83] drm/radeon: adding synchronization for GRBM GFX Oded Gabbay
2014-07-10 21:53 ` [PATCH 35/83] hsa/radeon: Print ioctl commnad only in debug mode Oded Gabbay
2014-07-10 21:53 ` [PATCH 36/83] hsa/radeon: fixing clock counters bug Oded Gabbay
2014-07-10 21:53 ` [PATCH 37/83] hsa/radeon: Print ISR info only in debug mode Oded Gabbay
2014-07-10 21:53 ` [PATCH 38/83] hsa/radeon: Workaround for a bug in amd_iommu Oded Gabbay
2014-07-11 8:42 ` Joerg Roedel [this message]
2014-07-11 8:42 ` Joerg Roedel
2014-07-10 21:53 ` [PATCH 39/83] drm/radeon: Extending kfd interface Oded Gabbay
2014-07-10 21:53 ` [PATCH 40/83] hsa/radeon: Adding max clock speeds to topology Oded Gabbay
2014-07-10 21:53 ` [PATCH 41/83] hsa/radeon: Alternating the source of max clock Oded Gabbay
2014-07-10 21:53 ` [PATCH 42/83] hsa/radeon: 32-bit processes support Oded Gabbay
2014-07-10 21:53 ` [PATCH 43/83] hsa/radeon: NULL pointer dereference bug workaround Oded Gabbay
2014-07-10 21:54 ` [PATCH 44/83] hsa/radeon: HSA64/HSA32 modes support Oded Gabbay
[not found] ` <1405029279-6894-16-git-send-email-oded.gabbay-5C7GfCeVMHo@public.gmane.org>
2014-07-11 20:41 ` Jerome Glisse
2014-07-11 20:41 ` Jerome Glisse
2014-07-10 21:54 ` [PATCH 45/83] hsa/radeon: debugging print statements Oded Gabbay
2014-07-10 21:54 ` [PATCH 46/83] hsa/radeon: Add queue and hw_pointer_store modules Oded Gabbay
2014-07-10 21:54 ` [PATCH 47/83] hsa/radeon: Add support allocating kernel doorbells Oded Gabbay
2014-07-10 21:54 ` [PATCH 48/83] hsa/radeon: Add mqd_manager module Oded Gabbay
2014-07-10 21:54 ` [PATCH 49/83] hsa/radeon: Add kernel queue support for KFD Oded Gabbay
2014-07-10 21:54 ` [PATCH 50/83] hsa/radeon: Add module parameter of scheduling policy Oded Gabbay
2014-07-10 21:54 ` [PATCH 51/83] hsa/radeon: Add packet manager module Oded Gabbay
2014-07-10 21:54 ` [PATCH 52/83] hsa/radeon: Add process queue " Oded Gabbay
2014-07-10 21:54 ` [PATCH 53/83] hsa/radeon: Add device " Oded Gabbay
2014-07-10 21:54 ` [PATCH 54/83] hsa/radeon: Switch to new queue scheduler Oded Gabbay
2014-07-10 21:54 ` [PATCH 55/83] hsa/radeon: Add IOCTL for update queue Oded Gabbay
2014-07-10 21:54 ` [PATCH 56/83] hsa/radeon: Queue Management integration with Memory Management Oded Gabbay
2014-07-10 21:54 ` [PATCH 57/83] hsa/radeon: Eliminate warnings in compilation Oded Gabbay
2014-07-10 21:54 ` [PATCH 58/83] hsa/radeon: Various kernel styling fixes Oded Gabbay
2014-07-10 21:54 ` [PATCH 59/83] hsa/radeon: Exclusive access for perf. counters Oded Gabbay
2014-07-10 21:54 ` [PATCH 60/83] hsa/radeon: Rearrange structures in kfd_ioctl.h Oded Gabbay
2014-07-10 21:54 ` [PATCH 61/83] hsa/radeon: change another pr_info to pr_debug Oded Gabbay
2014-07-10 21:54 ` [PATCH 62/83] hsa/radeon: Fix timeout calculation in sync_with_hw Oded Gabbay
2014-07-10 21:54 ` [PATCH 63/83] hsa/radeon: Update module information and version Oded Gabbay
2014-07-10 21:54 ` [PATCH 64/83] hsa/radeon: update queue fault handling Oded Gabbay
2014-07-10 21:54 ` [PATCH 65/83] hsa/radeon: fixing a bug to support 32b processes Oded Gabbay
2014-07-10 21:54 ` [PATCH 66/83] hsa/radeon: Fix number of pipes per ME Oded Gabbay
2014-07-10 21:54 ` [PATCH 67/83] hsa/radeon: Removing hw pointer store module Oded Gabbay
2014-07-10 21:54 ` [PATCH 68/83] hsa/radeon: Update module version to 0.6.0 Oded Gabbay
2014-07-10 21:54 ` [PATCH 69/83] hsa/radeon: Fix initialization of sh_mem registers Oded Gabbay
2014-07-10 21:54 ` [PATCH 70/83] hsa/radeon: Fix compilation warnings Oded Gabbay
2014-07-10 21:54 ` [PATCH 71/83] hsa/radeon: Remove old scheduler code Oded Gabbay
2014-07-10 21:54 ` [PATCH 72/83] hsa/radeon: Static analysis (smatch) fixes Oded Gabbay
2014-07-10 21:54 ` [PATCH 73/83] hsa/radeon: Adding qcm fence return status Oded Gabbay
2014-07-10 21:54 ` [PATCH 74/83] hsa/radeon: Adding some error messages Oded Gabbay
2014-07-10 21:54 ` [PATCH 75/83] hsa/radeon: Fixing minor issues with kernel queues (DIQ) Oded Gabbay
2014-07-10 21:54 ` [PATCH 76/83] hsa/radeon: Check oversubscription before destroying runlist Oded Gabbay
2014-07-10 21:54 ` [PATCH 77/83] hsa/radeon: Add local memory to topology Oded Gabbay
2014-07-10 21:54 ` [PATCH 78/83] hsa/radeon: Don't verify cksum when parsing CRAT table Oded Gabbay
2014-07-10 21:54 ` [PATCH 79/83] hsa/radeon: Update module version to 0.6.1 Oded Gabbay
2014-07-10 21:54 ` [PATCH 80/83] drm/radeon: Add register access functions to kfd2kgd interface Oded Gabbay
2014-07-10 21:54 ` [PATCH 81/83] hsa/radeon: Eliminating all direct register accesses Oded Gabbay
2014-07-10 21:54 ` [PATCH 82/83] drm/radeon: Remove lock functions from kfd2kgd interface Oded Gabbay
2014-07-10 21:54 ` [PATCH 83/83] hsa/radeon: Update module version to 0.6.2 Oded Gabbay
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