On Fri, Mar 04, 2022 at 06:37:01PM +0800, Lu Baolu wrote:
> It's based on this series:
>
> https://lore.kernel.org/linux-iommu/yhy%2fawftokqll...@8bytes.org/
>
> which contains some cleanup in vt-d driver as well.
>
> If I re-base the series onto the vt-d branch, there will also be
> conflicts w
Hi Linus,
The following changes since commit 754e0b0e35608ed5206d6a67a791563c631cec07:
Linux 5.17-rc4 (2022-02-13 12:13:30 -0800)
are available in the Git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git
tags/iommu-fixes-v5.17-rc6
for you to fetch changes up to
On Fri, Mar 04, 2022 at 05:57:19PM +0800, Yong Wu wrote:
> Thanks for this info. I will re-send this patchset after the next -rc1.
>
> Could you help apply Dafna's patchset at this time? This patchset
> depends on it and it won't conflict with the others.
Alright, picked up Dafna's patch-set.
Re
On Wed, Dec 08, 2021 at 02:07:39PM +0200, Dafna Hirschfeld wrote:
> Sebastian Reichel (1):
> iommu/mediatek: Always check runtime PM status in tlb flush range
> callback
>
> Yong Wu (4):
> iommu/mediatek: Remove for_each_m4u in tlb_sync_all
> iommu/mediatek: Remove the power status check
On Fri, Mar 04, 2022 at 07:36:46AM +0800, Miles Chen wrote:
> Hi Robin,
>
> > For various reasons based on the allocator behaviour and typical
> > use-cases at the time, when the max32_alloc_size optimisation was
> > introduced it seemed reasonable to couple the reset of the tracked
> > size to th
On Tue, Mar 01, 2022 at 02:26:21PM +0530, Vasant Hegde wrote:
> This series contains various cleanup and trivial fixes.
>
> Changes in v2:
> - Fixed error log message in patch 1 as suggested by Joerg.
>
>
> Suravee Suthikulpanit (2):
> iommu/amd: Improve error handling for amd_iommu_init_pci
Hi Baolu,
On Tue, Mar 01, 2022 at 10:01:47AM +0800, Lu Baolu wrote:
> This includes patches queued for v5.18. It includes:
>
> - [PATCH 1 ~ 11] Various cleanups, no intentional functional changes.
> - [PATCH 12] Enable ATS in SoC-integrated devices listed in ACPI/SATC
> table.
>
On Tue, Mar 01, 2022 at 03:49:18PM +0800, Yong Wu wrote:
> https://patchwork.kernel.org/project/linux-mediatek/list/?series=592275
Okay, thanks for the clarification. So I can't include linux-next in my
tree, so I think the best option is to wait until v5.18-rc1 (or rather
-rc3, which is where I s
On Mon, Feb 21, 2022 at 01:33:48PM +0800, Lu Baolu wrote:
> Fixes: 474dd1c65064 ("iommu/vt-d: Fix clearing real DMA device's
> scalable-mode context entries")
> Cc: sta...@vger.kernel.org # v5.14+
> Signed-off-by: Adrian Huang
> Link: https://lore.kernel.org/r/20220216091307.703-1-adrianhuang0...
On Mon, Feb 21, 2022 at 10:29:11AM +0530, Vasant Hegde wrote:
> This series contains various cleanup and trivial fixes.
>
> Suravee Suthikulpanit (2):
> iommu/amd: Improve error handling for amd_iommu_init_pci
> iommu/amd: Improve amd_iommu_v2_exit()
>
> Vasant Hegde (3):
> iommu/amd: Call
On Mon, Feb 21, 2022 at 10:29:12AM +0530, Vasant Hegde wrote:
> From: Suravee Suthikulpanit
>
> Add error messages to prevent silent failure.
>
> Signed-off-by: Suravee Suthikulpanit
> Signed-off-by: Vasant Hegde
> ---
> drivers/iommu/amd/init.c | 12 +---
> 1 file changed, 9 insertio
Hi Yong Wu,
On Thu, Feb 17, 2022 at 07:34:19PM +0800, Yong Wu wrote:
> Yong Wu (34):
> dt-bindings: mediatek: mt8195: Add binding for MM IOMMU
> dt-bindings: mediatek: mt8195: Add binding for infra IOMMU
> iommu/mediatek: Fix 2 HW sharing pgtable issue
> iommu/mediatek: Add list_del in mtk
On Wed, Feb 16, 2022 at 10:52:40AM +0800, Lu Baolu wrote:
> Lu Baolu (9):
> iommu/vt-d: Remove guest pasid related callbacks
> iommu: Remove guest pasid related interfaces and definitions
> iommu/vt-d: Remove aux-domain related callbacks
> iommu: Remove aux-domain related interfaces and iom
On Fri, Jan 07, 2022 at 08:09:11AM +, Miaoqian Lin wrote:
> The reference taken by 'of_find_device_by_node()' must be released when
> not needed anymore.
> Add the corresponding 'put_device()' in the error handling path.
>
> Fixes: 765a9d1d02b2 ("iommu/tegra-smmu: Fix mc errors on tegra124-nya
ted PASID lifetime bound to the life time of the process.
>
> Get rid of the refcounting mechanisms and replace/rename the interfaces
> to reflect this new approach.
>
> Suggested-by: Dave Hansen
> Signed-off-by: Fenghua Yu
>
Hi Baolu,
On Tue, Feb 15, 2022 at 10:05:42AM +0800, Lu Baolu wrote:
> Do you want me to send a new version with below changes:
>
> - Remove WARN_ON() in dev_iommu_ops();
> - Merge above two patches.
>
> Or, you can change above yourself?
Please make the changes and send a new version. I will ap
On Mon, Feb 14, 2022 at 11:00:59AM -0400, Jason Gunthorpe wrote:
> On Mon, Feb 14, 2022 at 03:23:07PM +0100, Joerg Roedel wrote:
>
> > Device drivers calling into iommu_attach_device() is seldom a good
> > idea. In this case the sound device has some generic hardware
> &
On Mon, Feb 14, 2022 at 11:46:26AM -0400, Jason Gunthorpe wrote:
> On Mon, Feb 14, 2022 at 03:18:31PM +, Robin Murphy wrote:
>
> > Arguably, iommu_attach_device() could be renamed something like
> > iommu_attach_group_for_dev(), since that's effectively the semantic that all
> > the existing A
On Thu, Feb 03, 2022 at 05:59:20PM +0800, John Garry wrote:
> Currently the rcache structures are allocated for all IOVA domains, even if
> they do not use "fast" alloc+free interface. This is wasteful of memory.
>
> In addition, fails in init_iova_rcaches() are not handled safely, which is
> less
On Mon, Feb 14, 2022 at 09:03:13AM -0400, Jason Gunthorpe wrote:
> Groups should disappear into an internal implementation detail, not be
> so prominent in the API.
Not going to happen, IOMMU groups are ABI and todays device assignment
code, including user-space, relies on them.
Groups implement
On Mon, Feb 14, 2022 at 10:02:36AM -0400, Jason Gunthorpe wrote:
> That works for VFIO, but it doesn't work for other in-kernel
> drivers.. Is there something ensuring the group is only the GPU and
> sound device? Is the GPU never an addin card?
GPUs supporting this functionality are always iGPUs,
On Mon, Feb 14, 2022 at 09:55:28AM +0800, Lu Baolu wrote:
> v3:
> - Remove ops check when dev_iommu_ops() is used.
> - This version of series is available on github:
>https://github.com/LuBaolu/intel-iommu/commits/iommu-domain-ops-v3
>
> Lu Baolu (10):
> iommu/vt-d: Remove guest pasid rela
On Mon, Feb 14, 2022 at 09:15:44AM -0400, Jason Gunthorpe wrote:
> But how does the sound device know that this has been done to it?
>
> eg how do we know the sound device hasn't been bound to VFIO or
> something at this point?
The iommu_attach_group() call will fail when the group (which include
On Mon, Feb 07, 2022 at 04:12:40PM +0200, Andy Shevchenko wrote:
> diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h
> index 69230fd695ea..1036c1900b5c 100644
> --- a/include/linux/intel-iommu.h
> +++ b/include/linux/intel-iommu.h
> @@ -813,6 +813,8 @@ bool context_present(stru
On Sun, Feb 06, 2022 at 09:29:45PM +0100, David Heidelberg wrote:
> Use the dev_err_probe() helper to simplify error handling during probe.
> This also handle scenario, when EDEFER is returned and useless error is
> printed.
>
> Fixes warnings as:
> msm_iommu 750.iommu: could not get smmu_pclk
On Fri, Feb 04, 2022 at 10:34:05PM +0100, Heiko Stuebner wrote:
> Am Freitag, 4. Februar 2022, 21:16:41 CET schrieb Robin Murphy:
> > It's been a long time since there was any reason to register IOMMU
> > drivers early. Convert to the standard platform driver helper.
> >
> > CC: Heiko Stuebner
>
On Thu, Feb 10, 2022 at 12:29:05PM +, Robin Murphy wrote:
> Implementing ops->capable to always return false is pointless since it's
> the default behaviour anyway. Clean up the unnecessary implementations.
>
> Signed-off-by: Robin Murphy
> ---
>
> Spinning this out of my bus ops stuff (curr
On Tue, Feb 08, 2022 at 09:20:28AM +0900, Yoshihiro Shimoda wrote:
> This patch series is based on renesas-drivers-2022-01-11-v5.16 [1].
> Note that we have to prepare the following registers' setting
> in a bootloader (U-Boot) because the registers are protected.
> Otherwise, data mismatch happene
s://lore.kernel.org/r/20211218074546.1772553-1-baolu...@linux.intel.com
> Reviewed-by: Christoph Hellwig
> Reviewed-by: Jason Gunthorpe
Acked-by: Joerg Roedel
I guess this is picked up by the DRM maintainers?
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On Mon, Feb 14, 2022 at 09:55:35AM +0800, Lu Baolu wrote:
> +static inline const struct iommu_ops *dev_iommu_ops(struct device *dev)
> +{
> + /*
> + * Assume that valid ops must be installed if iommu_probe_device()
> + * has succeeded. The device ops are essentially for internal use
>
On Mon, Feb 14, 2022 at 12:32:21PM +, Robin Murphy wrote:
> In this particular case it cannot fail on any system the driver actually
> runs on - it's a platform device so the dma_mask pointer is always
> initialised, then dma_direct_supported() on arm64 will always return true
> for any mask wi
On Tue, Feb 01, 2022 at 07:11:40PM +0100, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki
>
> Replace acpi_bus_get_device() that is going to be dropped with
> acpi_fetch_acpi_dev().
>
> No intentional functional impact.
>
> Signed-off-by: Rafael J. Wysocki
> ---
> drivers/iommu/intel/dmar.
unching VM w/ pass-through devices.
>
> Fix by freeing the memory used for page table before updating the mode.
>
> Cc: Joerg Roedel
> Reported-by: Daniel Jordan
> Tested-by: Daniel Jordan
> Signed-off-by: Suravee Suthikulpanit
> Fixes: e42ba0633064 ("iommu/amd
Adding more potential reviewers.
On Thu, Jan 06, 2022 at 10:43:02AM +0800, Jiasheng Jiang wrote:
> Because of the possible failure of the dma_supported(), the
> dma_set_mask_and_coherent() may return error num.
> Therefore, it should be better to check it and return the error if
> fails.
>
> Fixe
On Thu, Jan 06, 2022 at 10:20:48AM +0800, Lu Baolu wrote:
> int iommu_attach_device(struct iommu_domain *domain, struct device *dev)
> {
> struct iommu_group *group;
> - int ret;
> + int ret = 0;
> +
> + if (domain->type != IOMMU_DOMAIN_UNMANAGED)
> + return -EINVAL;
On Thu, Jan 06, 2022 at 10:33:45AM -0400, Jason Gunthorpe wrote:
> But I'm not sure how this can work with multi-device groups - this
> seems to assigns a domain setup for direct map, so perhaps this only
> works if all devices are setup for direct map?
Right, at boot all devices in this group are
Hi Jacob,
On Wed, Feb 09, 2022 at 01:52:49PM -0800, Jacob Pan wrote:
> Another option Ashok and I discussed is that we can make DMAR cache persist
> (which should be for explicitly listed devices in each DRHD) across PCI
> remove-rescan cycle, then we don't need the DMAR PCI bus notifier at all.
>
: Fix potential memory leak in intel_setup_irq_remapping()
Joerg Roedel (1):
iommu/amd: Fix loop timeout issue in iommu_ga_log_enable()
John Garry (1):
iommu: Fix some W=1 warnings
Vijayanand Jitta (1):
iommu: Fix potential use-after-free during probe
drivers/iommu/amd/init.c
From: Joerg Roedel
The polling loop for the register change in iommu_ga_log_enable() needs
to have a udelay() in it. Otherwise the CPU might be faster than the
IOMMU hardware and wrongly trigger the WARN_ON() further down the code
stream. Use a 10us for udelay(), has there is some hardware
On Mon, Jan 31, 2022 at 05:06:03PM +, John Garry wrote:
> > diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c
> > index dc338acf3338..d2e09d53851f 100644
> > --- a/drivers/iommu/amd/init.c
> > +++ b/drivers/iommu/amd/init.c
> > @@ -834,6 +834,7 @@ static int iommu_ga_log_enable(s
On Tue, Feb 01, 2022 at 11:19:18AM -0800, Jacob Pan wrote:
> Do you mean having an IRQ remapping notifier regardless IOMMU-API is
> enabled, right?
> It make sense, I will give it a try.
Yeah, that would be best. I really don't like to use two notifiers just
to work around ordering issues.
Regard
From: Joerg Roedel
The polling loop for the register change in iommu_ga_log_enable() needs
to have a udelay() in it. Otherwise the CPU might be faster than the
IOMMU hardware and wrongly trigger the WARN_ON() further down the code
stream.
Fixes: 8bda0cfbdc1a ("iommu/amd: Detect and initi
On Fri, Jan 28, 2022 at 11:10:02AM +0800, Lu Baolu wrote:
> From: Guoqing Jiang
>
> After commit e3beca48a45b ("irqdomain/treewide: Keep firmware node
> unconditionally allocated"). For tear down scenario, fn is only freed
> after fail to allocate ir_domain, though it also should be freed in case
On Mon, Jan 31, 2022 at 01:53:06PM +, Robin Murphy wrote:
> Indeed I very nearly asked whether we couldn't just call these from
> intel_iommu_{probe,release}_device() directly, but it looks like they also
> interact with the interrupt remapping stuff which can be built independently
> of the IO
On Fri, Jan 28, 2022 at 06:44:33PM +0800, John Garry wrote:
> The code is mostly free of W=1 warning, so fix the following:
>
> drivers/iommu/iommu.c:996: warning: expecting prototype for
> iommu_group_for_each_dev(). Prototype was for __iommu_group_for_each_dev()
> instead
> drivers/iommu/iommu
On Mon, Jan 31, 2022 at 12:42:35PM +0530, Vijayanand Jitta wrote:
> drivers/iommu/iommu.c | 9 +++--
> 1 file changed, 7 insertions(+), 2 deletions(-)
Applied, thanks Vijayanand.
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Thierry,
does this look correct to you?
Thanks,
Joerg
On Fri, Jan 07, 2022 at 08:09:11AM +, Miaoqian Lin wrote:
> The reference taken by 'of_find_device_by_node()' must be released when
> not needed anymore.
> Add the corresponding 'put_device()' in the error handling path.
>
> Fix
Hi Jacob, Baolu,
On Fri, Jan 28, 2022 at 11:10:01AM +0800, Lu Baolu wrote:
> During PCI bus rescan, adding new devices involve two notifiers.
> 1. dmar_pci_bus_notifier()
> 2. iommu_bus_notifier()
> The current code sets #1 as low priority (INT_MIN) which resulted in #2
> being invoked first. The
s
iommu/virtio: Pass end address to viommu_add_mapping()
iommu/virtio: Support identity-mapped domains
Joerg Roedel (3):
Merge tag 'arm-smmu-updates' of
git://git.kernel.org/pub/scm/linux/kernel/git/will/linux into arm/smmu
iommu/iova: Temporarily include dma-map
From: Joerg Roedel
Some users of iova.h still expect that dma-mapping.h is also included.
Re-add the include until these users are updated to fix compile
failures in the iommu tree.
Signed-off-by: Joerg Roedel
---
include/linux/iova.h | 1 +
1 file changed, 1 insertion(+)
diff --git a
On Fri, Dec 17, 2021 at 03:30:54PM +, Robin Murphy wrote:
> Matthew Wilcox (Oracle) (2):
> iommu/amd: Use put_pages_list
> iommu/vt-d: Use put_pages_list
>
> Robin Murphy (6):
> iommu/iova: Squash entry_dtor abstraction
> iommu/iova: Squash flush_cb abstraction
> iommu/amd: Simplify
On Fri, Dec 17, 2021 at 02:49:16PM +0100, Paul Menzel wrote:
> Signed-off-by: Paul Menzel
> ---
> drivers/iommu/amd/init.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
Applied, thanks.
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On Fri, Dec 17, 2021 at 04:38:13PM +0800, Lu Baolu wrote:
> Hi Joerg,
>
> The patches queued in this series are for v5.17. It includes:
>
> - Various cleanups, no functional changes.
>
> Please pull.
Applied, thanks Baolu.
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On Tue, Nov 23, 2021 at 06:10:33PM +0200, Maxim Levitsky wrote:
> Maxim Levitsky (5):
> iommu/amd: restore GA log/tail pointer on host resume
> iommu/amd: x2apic mode: re-enable after resume
> iommu/amd: x2apic mode: setup the INTX registers on mask/unmask
> iommu/amd: x2apic mode: mask/unm
On Tue, Dec 07, 2021 at 07:17:26PM +0800, John Garry wrote:
> It really is a property of the IOVA rcache code that we need to alloc a
> power-of-2 size, so relocate the functionality to resize into
> alloc_iova_fast(), rather than the callsites.
>
> Signed-off-by: John Garry
> Acked-by: Will Deac
On Thu, Dec 16, 2021 at 04:33:02PM +0800, Xiang wangx wrote:
> The double `as' in a comment is repeated, thus it should be removed.
>
> Signed-off-by: Xiang wangx
> ---
> drivers/iommu/virtio-iommu.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
Applied, thanks.
__
On Thu, Dec 16, 2021 at 09:17:03AM +0800, Lu Baolu wrote:
> These macros has no reference in the tree anymore. Cleanup them.
>
> Signed-off-by: Lu Baolu
> ---
> include/linux/intel-svm.h | 6 --
> 1 file changed, 6 deletions(-)
Applied, thanks.
__
On Wed, Dec 15, 2021 at 03:24:32PM -0800, Kees Cook wrote:
> The find.h APIs are designed to be used only on unsigned long arguments.
> This can technically result in a over-read, but it is harmless in this
> case. Regardless, fix it to avoid the warning seen under -Warray-bounds,
> which we'd like
On Wed, Dec 15, 2021 at 11:21:24AM +, Will Deacon wrote:
> git://git.kernel.org/pub/scm/linux/kernel/git/will/linux.git
> tags/arm-smmu-updates
Pulled, thanks Will.
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On Wed, Dec 01, 2021 at 05:33:20PM +, Jean-Philippe Brucker wrote:
> Jean-Philippe Brucker (5):
> iommu/virtio: Add definitions for VIRTIO_IOMMU_F_BYPASS_CONFIG
> iommu/virtio: Support bypass domains
> iommu/virtio: Sort reserved regions
> iommu/virtio: Pass end address to viommu_add_ma
On Tue, Nov 23, 2021 at 06:10:33PM +0200, Maxim Levitsky wrote:
> Best regards,
>Maxim Levitsky
>
> Maxim Levitsky (5):
> iommu/amd: restore GA log/tail pointer on host resume
> iommu/amd: x2apic mode: re-enable after resume
> iommu/amd: x2apic mode: setup the INTX registers on mask/unma
l
> conversion series first, though. This time with the linux-media mailinglist
> included :-)
>
> I would need your Ack for the iommu patches as well, of course.
Okay, makes sense. IOMMU parts are
Acked-by: Joerg Roedel
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On Mon, Dec 06, 2021 at 09:58:46AM +0800, Lu Baolu wrote:
> >From the perspective of who is initiating the device to do DMA, device
> DMA could be divided into the following types:
>
> DMA_OWNER_DMA_API: Device DMAs are initiated by a kernel driver
> through the kerne
On Tue, Nov 23, 2021 at 02:10:39PM +, Robin Murphy wrote:
> For reasons unclear, pagetable freeing is an effectively recursive
> method implemented via an elaborate system of templated functions that
> turns out to account for 25% of the object file size. Implementing it
> using regular straigh
Hi Robin,
On Wed, Nov 24, 2021 at 02:05:15PM +, Robin Murphy wrote:
> Bah, seems like tegra-vic needs the same treatment too, but wasn't in my
> local config. Should I squash that into a respin of this patch on the
> grounds of being vaguely related, or would you prefer it separate?
In case t
Hi Sven,
On Wed, Nov 17, 2021 at 10:15:05PM +0100, Sven Peter wrote:
> Sven Peter (4):
> dt-bindings: iommu: dart: add t6000 compatible
> iommu/io-pgtable: Add DART subpage protection support
> iommu/io-pgtable: Add DART PTE support for t6000
> iommu: dart: Support t6000 variant
Looks goo
On Sat, Nov 20, 2021 at 12:13:43PM +0900, Hector Martin wrote:
> drivers/iommu/io-pgtable-arm.c | 9 +
> 1 file changed, 5 insertions(+), 4 deletions(-)
Applied, thanks.
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On Tue, Nov 16, 2021 at 05:06:20PM +0800, Yicong Yang wrote:
> Export iommu_{get,put}_resv_regions() to the modules so that the driver
> can retrieve and use the reserved regions of the device.
Why should any driver bother? These functions are only used by the iommu
core to call into iommu drivers
On Fri, Nov 12, 2021 at 06:54:54PM +0800, Yong Wu wrote:
> Yong Wu (14):
> dt-binding: mediatek: Get rid of mediatek, larb for multimedia HW
> iommu/mediatek-v1: Free the existed fwspec if the master dev already
> has
> iommu/mediatek: Return ENODEV if the device is NULL
> iommu/mediate
On Mon, Nov 08, 2021 at 02:13:49PM +0800, Lu Baolu wrote:
> Extend the scope of holding group->mutex so that it can cover the default
> domain check/attachment and direct mappings of reserved regions.
>
> Cc: Ashish Mhetre
> Fixes: 211ff31b3d33b ("iommu: Fix race condition during default domain
On Thu, Nov 04, 2021 at 09:16:20AM +0200, Dafna Hirschfeld wrote:
> In case of an iommu page fault, the faulting iova is logged in
> trace_io_page_fault. It is therefore convenient to log the
> iova range in mapping/unmapping trace events so that it is
> easier to see if the faulting iova was recen
On Wed, Oct 27, 2021 at 12:44:20PM +0200, Eric Auger wrote:
> Signed-off-by: Jean-Philippe Brucker
> Signed-off-by: Liu, Yi L
> Signed-off-by: Ashok Raj
> Signed-off-by: Jacob Pan
> Signed-off-by: Eric Auger
This Signed-of-by chain looks dubious, you are the author but the last
one in the cha
: Fix unmap_pages support
Christophe JAILLET (1):
iommu/vt-d: Fix an unbalanced rcu_read_lock/rcu_read_unlock()
Joerg Roedel (2):
iommu/vt-d: Remove unused PASID_DISABLED
iommu/amd: Clarify AMD IOMMUv2 initialization messages
arch/x86/include/asm/fpu/api.h | 6 --
drivers
On Fri, Nov 26, 2021 at 09:55:54PM +0800, Lu Baolu wrote:
> Update this series with a fix for an issue reported by Intel 0-day
> robot. Sorry for the inconvenience.
Replaced those with the previous fixes, thanks. Please just send a fix
on-top next time. This was already in the published fixes bran
On Wed, Nov 24, 2021 at 03:13:25AM +0100, Alex Bee wrote:
> With the submission of iommu driver for RK3568 a subtle bug was
> introduced: PAGE_DESC_HI_MASK1 and PAGE_DESC_HI_MASK2 have to be
> the other way arround - that leads to random errors, especially when
> addresses beyond 32 bit are used.
>
On Mon, Nov 22, 2021 at 11:24:56AM +0800, Lu Baolu wrote:
> Alex Williamson (1):
> iommu/vt-d: Fix unmap_pages support
>
> Christophe JAILLET (1):
> iommu/vt-d: Fix an unbalanced rcu_read_lock/rcu_read_unlock()
Queued for v5.16, thanks.
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From: Joerg Roedel
Hi,
here are two minor cleanups in the IOMMU code for v5.16. If there are
no objections I will sent them upstream this week.
Regards,
Joerg
Joerg Roedel (2):
iommu/vt-d: Remove unused PASID_DISABLED
iommu/amd: Clarify AMD IOMMUv2 initialization messages
arch
From: Joerg Roedel
The messages printed on the initialization of the AMD IOMMUv2 driver
have caused some confusion in the past. Clarify the messages to lower
the confusion in the future.
Cc: sta...@vger.kernel.org
Signed-off-by: Joerg Roedel
---
drivers/iommu/amd/iommu_v2.c | 6 +++---
1 file
From: Joerg Roedel
The macro is unused after commit 00ecd5401349a so it can be removed.
Reported-by: Linus Torvalds
Fixes: 00ecd5401349a ("iommu/vt-d: Clean up unused PASID updating functions")
Signed-off-by: Joerg Roedel
---
arch/x86/include/asm/fpu/api.h | 6 --
1 file
On Thu, Nov 04, 2021 at 11:10:53AM -0700, Linus Torvalds wrote:
> That too seems to be stale and unused since commit 9bfecd058339
> ("x86/cpufeatures: Force disable X86_FEATURE_ENQCMD and remove
> update_pasid()")
>
> I left it alone because I didn't want to do any extra development in
> the merge
ers
iommu/dma: Check CONFIG_SWIOTLB more broadly
swiotlb: Support aligned swiotlb buffers
iommu/dma: Account for min_align_mask w/swiotlb
Fenghua Yu (1):
iommu/vt-d: Clean up unused PASID updating functions
Gustavo A. R. Silva (1):
iommu/dma: Use kvcalloc() instead of
On Tue, Oct 19, 2021 at 06:22:53PM +0200, Sven Peter wrote:
> DART has an additional global register to control which streams are
> isolated. This register is a bit redundant since DART_TCR can already
> be used to control isolation and is usually initialized to DART_STREAM_ALL
> by the time we get
On Tue, Oct 19, 2021 at 01:54:34PM +0100, Will Deacon wrote:
> git://git.kernel.org/pub/scm/linux/kernel/git/will/linux.git
> tags/arm-smmu-updates
Pulled, thanks Will.
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On Tue, Sep 28, 2021 at 05:22:29PM -0500, Gustavo A. R. Silva wrote:
> Use 2-factor argument form kvcalloc() instead of kvzalloc().
>
> Link: https://github.com/KSPP/linux/issues/162
> Signed-off-by: Gustavo A. R. Silva
> ---
> drivers/iommu/dma-iommu.c | 2 +-
> 1 file changed, 1 insertion(+),
On Thu, Oct 14, 2021 at 01:38:30PM +0800, Lu Baolu wrote:
> Fenghua Yu (1):
> iommu/vt-d: Clean up unused PASID updating functions
>
> Kyung Min Park (1):
> iommu/vt-d: Dump DMAR translation structure when DMA fault occurs
>
> Longpeng(Mike) (2):
> iommu/vt-d: Convert the return type of fir
On Sun, Sep 26, 2021 at 03:07:18PM +0200, Christophe JAILLET wrote:
> 'smmu->asids' is a bitmap. So use 'devm_kzalloc()' to simplify code,
> improve the semantic of the code and avoid some open-coded arithmetic in
> allocator arguments.
>
> Signed-off-by: Christophe JAILLET
> ---
> drivers/iommu
On Wed, Oct 13, 2021 at 02:34:41AM -0400, Wan Jiabing wrote:
> Fix following coccicheck warning:
> drivers/iommu/apple-dart.c:704:20-27: WARNING opportunity for kmemdup
>
> Signed-off-by: Wan Jiabing
> ---
> drivers/iommu/apple-dart.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
Ap
On Fri, Oct 01, 2021 at 04:34:23PM +0200, Boris Brezillon wrote:
> +/*
> + * Mapping is only accessed by the device behind the iommu. That means other
> + * devices or CPUs are not expected to access this physical memory region,
> + * and the MMU driver can safely restrict the shareability domain t
Hi Linus,
The following changes since commit 5816b3e6577eaa676ceb00a848f0fd65fe2adc29:
Linux 5.15-rc3 (2021-09-26 14:08:19 -0700)
are available in the Git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git
tags/iommu-fixes-v5.15-rc3
for you to fetch changes up to
On Mon, Sep 27, 2021 at 02:18:44PM +0200, Arnd Bergmann wrote:
> drivers/iommu/mtk_iommu.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
Applied, thanks.
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On Sat, Sep 25, 2021 at 05:18:02PM +0300, Lennert Buytenhek wrote:
> +#define IS_IOMMU_MEM_TRANSACTION(flags) \
> + (((flags) & EVENT_FLAG_I) == 0)
> +
> +#define IS_WRITE_REQUEST(flags) \
> + ((flags) & EVENT_FLAG_RW)
> +
> static void amd_iommu_report_pa
On Fri, Sep 24, 2021 at 03:45:02PM +0200, Sven Peter wrote:
> drivers/iommu/apple-dart.c | 38 +++---
> 1 file changed, 35 insertions(+), 3 deletions(-)
Applied for v5.15, thanks.
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On Thu, Sep 23, 2021 at 10:11:16PM +0300, Nikita Yushchenko wrote:
> drivers/iommu/ipmmu-vmsa.c | 3 +++
> 1 file changed, 3 insertions(+)
Applied, thanks.
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On Wed, Sep 22, 2021 at 01:47:25PM +0800, Lu Baolu wrote:
> Bjorn Helgaas (1):
> iommu/vt-d: Drop "0x" prefix from PCI bus & device addresses
Applied, thanks.
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On Tue, Sep 21, 2021 at 05:39:34PM +0200, Sven Peter wrote:
> Fixes: 46d1fb072e76b161 ("iommu/dart: Add DART iommu driver")
> Reported-by: Marc Zyngier
> Signed-off-by: Sven Peter
> ---
> drivers/iommu/apple-dart.c | 18 --
> 1 file changed, 18 deletions(-)
Applied for v5.15,
On Mon, Sep 13, 2021 at 01:41:19PM +0100, Robin Murphy wrote:
> Now that the dust has settled on converting all the x86 drivers to
> iommu-dma, we can punt the Kconfig selection to arch code where it
> was always intended to be.
Can we select IOMMU_DMA under IOMMU_SUPPORT instead? The only drivers
Hi Robin,
On Mon, Sep 13, 2021 at 01:40:04PM +0100, Robin Murphy wrote:
> Robin Murphy (2):
> iommu/dart: Clean up IOVA cookie crumbs
> iommu/dma: Unexport IOVA cookie management
Thanks, all applied now.
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On Tue, Sep 07, 2021 at 05:30:18PM +0900, Yoshihiro Shimoda wrote:
> Yoshihiro Shimoda (2):
> dt-bindings: iommu: renesas,ipmmu-vmsa: add r8a779a0 support
> iommu/ipmmu-vmsa: Add support for r8a779a0
Applied, thanks,
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On Mon, Aug 30, 2021 at 01:59:18PM +0900, David Stevens wrote:
> David Stevens (7):
> dma-iommu: fix sync_sg with swiotlb
> dma-iommu: fix arch_sync_dma for map
> dma-iommu: skip extra sync during unmap w/swiotlb
> dma-iommu: fold _swiotlb helpers into callers
> dma-iommu: Check CONFIG_SW
Hi Lennert,
On Sat, Aug 21, 2021 at 06:22:10PM +0300, Lennert Buytenhek wrote:
> +/*
> + * This function restarts event logging in case the IOMMU experienced
> + * an event log buffer overflow.
> + */
> +void amd_iommu_restart_event_logging(struct amd_iommu *iommu)
> +{
> + iommu_feature_disab
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