From: Rob Clark
Set the qcom,adreno-smmu compatible string for the GPU SMMU to enable
split pagetables and per-instance pagetables for drm/msm.
Signed-off-by: Rob Clark
---
arch/arm64/boot/dts/qcom/sc7180.dtsi | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git
From: Ding Hui
commit f1ec7ae6c9f8c016db320e204cb519a1da1581b8 upstream.
Some device drivers call libusb_clear_halt when target ep queue
is not empty. (eg. spice client connected to qemu for usb redir)
Before commit f5249461b504 ("xhci: Clear the host side toggle
manually when endpoint is soft
From: Aditya Pakki
[ Upstream commit 78c2ce9bde70be5be7e3615a2ae7024ed8173087 ]
On calling pm_runtime_get_sync() the reference count of the device
is incremented. In case of failure, decrement the
reference count before returning the error.
Signed-off-by: Aditya Pakki
Cc: k...@umn.edu
Cc:
From: Kai-Heng Feng
[ Upstream commit d96f27c80b65437a7b572647ecb4717ec9a50c98 ]
There's another HP desktop has buggy BIOS which flags the Port
Connectivity bit as no connection.
Apply force connectivity quirk to enable DP/HDMI audio.
Signed-off-by: Kai-Heng Feng
Link:
On Thu, Aug 06, 2020 at 03:36:27PM +0200, Ingo Molnar wrote:
>
> * Chen Zhou wrote:
>
> > In preparation for supporting reserve_crashkernel_low in arm64 as
> > x86_64 does, move reserve_crashkernel_low() into kernel/crash_core.c.
> >
> > BTW, move x86_64 CRASH_ALIGN to 2M suggested by Dave.
From: Jordan Crouse
Set the qcom,adreno-smmu compatible string for the GPU SMMU to enable
split pagetables and per-instance pagetables for drm/msm.
Signed-off-by: Jordan Crouse
Signed-off-by: Rob Clark
---
arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi | 9 +
From: Jordan Crouse
Every Qcom Adreno GPU has an embedded SMMU for its own use. These
devices depend on unique features such as split pagetables,
different stall/halt requirements and other settings. Identify them
with a compatible string so that they can be identified in the
arm-smmu
From: Jordan Crouse
Construct the io-pgtable config before calling the implementation specific
init_context function and pass it so the implementation specific function
can get a chance to change it before the io-pgtable is created.
Signed-off-by: Jordan Crouse
Signed-off-by: Rob Clark
On Tue, 2020-09-01 at 16:05 +0100, Matthew Wilcox wrote:
> On Tue, Sep 01, 2020 at 07:52:40AM -0700, James Bottomley wrote:
> > I think this looks mostly OK, except for one misnamed parameter
> > below. Unfortunately, the last non-coherent parisc was the 700
> > series and I no longer own a box,
From: Jordan Crouse
Add support for using per-instance pagetables if all the dependencies are
available.
Signed-off-by: Jordan Crouse
Signed-off-by: Rob Clark
Reviewed-by: Akhil P Oommen
---
drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 63 +++
From: Thinh Nguyen
[ Upstream commit bc9a2e226ea95e1699f7590845554de095308b75 ]
Currently dwc3 doesn't handle usb_request->zero for SG requests. This
change checks and prepares extra TRBs for the ZLP for SG requests.
Cc: # v4.5+
Fixes: 04c03d10e507 ("usb: dwc3: gadget: handle request->zero")
From: Qiushi Wu
[ Upstream commit deca195383a6085be62cb453079e03e04d618d6e ]
Calling pm_runtime_get_sync increments the counter even in case of
failure, causing incorrect ref count if pm_runtime_put is not called in
error handling paths. Call pm_runtime_put if pm_runtime_get_sync fails.
From: Li Jun
commit 0077b1b2c8d9ad5f7a08b62fb8524cdb9938388f upstream.
dci is 0 based and xhci_get_ep_ctx() will do ep index increment to get
the ep context.
[rename dci to ep_index -Mathias]
Cc: stable # v4.15+
Fixes: 02b6fdc2a153 ("usb: xhci: Add debugfs interface for xHCI driver")
From: Peilin Ye
commit 25a097f5204675550afb879ee18238ca917cba7a upstream.
`uref->usage_index` is not always being properly checked, causing
hiddev_ioctl_usage() to go out of bounds under some cases. Fix it.
Reported-by: syzbot+34ee1b45d88571c2f...@syzkaller.appspotmail.com
Link:
From: David Brazdil
[ Upstream commit b38b298aa4397e2dc74a89b4dd3eac9e59b64c96 ]
__hyp_call_panic_nvhe contains inline assembly which did not declare
its dependency on the __hyp_panic_string symbol.
The static-declared string has previously been kept alive because of a use in
From: Jordan Crouse
Use the aperture settings from the IOMMU domain to set up the virtual
address range for the GPU. This allows us to transparently deal with
IOMMU side features (like split pagetables).
Signed-off-by: Jordan Crouse
Signed-off-by: Rob Clark
Reviewed-by: Bjorn Andersson
---
From: Rob Clark
Sprinkle a few `const`s where helpers don't need write access.
Signed-off-by: Rob Clark
Reviewed-by: Bjorn Andersson
---
drivers/iommu/arm/arm-smmu/arm-smmu.h | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu.h
From: Rob Clark
In $debugfs/gem we already show any vma(s) associated with an object.
Also show process names if the vma's address space is a per-process
address space.
Signed-off-by: Rob Clark
Reviewed-by: Jordan Crouse
Reviewed-by: Bjorn Andersson
---
drivers/gpu/drm/msm/msm_drv.c |
From: Kai-Heng Feng
[ Upstream commit e2d2fded6bdf3f7bb40718a208140dba8b4ec574 ]
The jack on Intel NUC 8 Rugged rear panel doesn't work.
The spec [1] states that the jack supports both headphone and
microphone, so override a Pin Complex which has both Amp-In and Amp-Out
to make the jack work.
On Tue, Sep 01, 2020 at 05:28:15PM +0100, David Howells wrote:
> Here's a set of patches to expand the use of the readahead_control struct,
> essentially from do_sync_mmap_readahead() down.
I like this.
> Note that I've been
> passing the number of pages to read in rac->_nr_pages, and then
From: Jordan Crouse
Add support to create a io-pgtable for use by targets that support
per-instance pagetables. In order to support per-instance pagetables the
GPU SMMU device needs to have the qcom,adreno-smmu compatible string and
split pagetables enabled.
Signed-off-by: Jordan Crouse
Common pattern of handling deferred probe can be simplified with
dev_err_probe(). Less code and the error value gets printed.
Signed-off-by: Krzysztof Kozlowski
---
drivers/mtd/nand/raw/marvell_nand.c | 5 +
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git
Hi Jacob,
On 8/22/20 6:35 AM, Jacob Pan wrote:
> Relations among IOASID users largely follow a publisher-subscriber
> pattern. E.g. to support guest SVA on Intel Scalable I/O Virtualization
> (SIOV) enabled platforms, VFIO, IOMMU, device drivers, KVM are all users
> of IOASIDs. When a state
From: Rob Clark
This interface will be used for drm/msm to coordinate with the
qcom_adreno_smmu_impl to enable/disable TTBR0 translation.
Once TTBR0 translation is enabled, the GPU's CP (Command Processor)
will directly switch TTBR0 pgtables (and do the necessary TLB inv)
synchronized to the
From: Rob Clark
For the Adreno GPU's SMMU, we want SCTLR.HUPCF set to ensure that
pending translations are not terminated on iova fault. Otherwise
a terminated CP read could hang the GPU by returning invalid
command-stream data.
Signed-off-by: Rob Clark
Reviewed-by: Bjorn Andersson
---
From: Jordan Crouse
Enable TTBR1 for a context bank if IO_PGTABLE_QUIRK_ARM_TTBR1 is selected
by the io-pgtable configuration.
Signed-off-by: Jordan Crouse
Signed-off-by: Rob Clark
Reviewed-by: Bjorn Andersson
---
drivers/iommu/arm/arm-smmu/arm-smmu.c | 19 +++
From: Jordan Crouse
Add support for allocating private address space instances. Targets that
support per-context pagetables should implement their own function to
allocate private address spaces.
The default will return a pointer to the global address space.
Signed-off-by: Jordan Crouse
From: Rob Clark
This will be populated by adreno-smmu, to provide a way for coordinating
enabling/disabling TTBR0 translation.
Signed-off-by: Rob Clark
Reviewed-by: Jordan Crouse
Reviewed-by: Bjorn Andersson
---
drivers/gpu/drm/msm/adreno/adreno_device.c | 2 --
From: Jordan Crouse
Each submitqueue is attached to a context. Add a pointer to the
context to the submitqueue at create time and refcount it so
that it stays around through the life of the queue.
Co-developed-by: Rob Clark
Signed-off-by: Jordan Crouse
Signed-off-by: Rob Clark
Reviewed-by:
From: Qiushi Wu
[ Upstream commit 8a94644b440eef5a7b9c104ac8aa7a7f413e35e5 ]
kobject_init_and_add() takes a reference even when it fails. If it returns
an error, kobject_put() must be called to clean up the memory associated
with the object.
When kobject_init_and_add() fails, call
From: Stephan Gerhold
[ Upstream commit e2ee9edc282961783d519c760bbaa20fed4dec38 ]
The original qcom kernel changed the PDM GPIOs to be pull-down
during sleep at some point. Reportedly this was done because
there was some "leakage at PDM outputs during sleep":
From: Rob Clark
NOTE: I have re-ordered the series, and propose that we could merge this
series in the following order:
1) 01-11 - merge via drm / msm-next
2) 12-15 - merge via iommu, no dependency on msm-next pull req
3) 16-18 - patch 16 has a dependency on 02 and
From: Rob Clark
In a later patch, the drvdata will not directly be 'struct msm_gpu *',
so add a helper to reduce the churn.
Signed-off-by: Rob Clark
Reviewed-by: Jordan Crouse
Reviewed-by: Bjorn Andersson
---
drivers/gpu/drm/msm/adreno/adreno_device.c | 10 --
From: Rob Clark
Currently it doesn't matter, since we free the ctx immediately. But
when we start refcnt'ing the ctx, we don't want old dangling list
entries to hang around.
Signed-off-by: Rob Clark
Reviewed-by: Jordan Crouse
Reviewed-by: Bjorn Andersson
---
From: Andy Shevchenko
[ Upstream commit 3ea2e4eab64cefa06055bb0541fcdedad4b48565 ]
Intel Emmitsburg PCH has the same LPSS than Intel Ice Lake.
Add the new IDs to the list of supported devices.
Signed-off-by: Andy Shevchenko
Signed-off-by: Lee Jones
Signed-off-by: Sasha Levin
---
On Tue, Sep 01, 2020 at 09:41:32AM -0700, Eric Biggers wrote:
> On Tue, Sep 01, 2020 at 05:28:15PM +0100, David Howells wrote:
> >
> > Hi Willy,
> >
> > Here's a set of patches to expand the use of the readahead_control struct,
> > essentially from do_sync_mmap_readahead() down. Note that I've
If dma_request_chan() for TX channel fails with EPROBE_DEFER, the RX
channel would not be released and on next re-probe it would be requested
second time.
Fixes: 386119bc7be9 ("spi: sprd: spi: sprd: Add DMA mode support")
Cc:
Signed-off-by: Krzysztof Kozlowski
---
drivers/spi/spi-sprd.c | 2 +-
From: Jia-Ju Bai
[ Upstream commit 6499a0db9b0f1e903d52f8244eacc1d4be00eea2 ]
The value av7110->debi_virt is stored in DMA memory, and it is assigned
to data, and thus data[0] can be modified at any time by malicious
hardware. In this case, "if (data[0] < 2)" can be passed, but then
data[0] can
On Mon 31-08-20 14:37:10, Mathias Nyman wrote:
[...]
> I can't come up with any good solution to this right now.
> Only bad ideas such as
> a. Add a sleep to the over-current case,
>doesn't solve anything else than the ~100% cpu hogging part of the problem
This sounds like a better thing
From: Luis Chamberlain
[ Upstream commit b431ef837e3374da0db8ff6683170359aaa0859c ]
We make an assumption that a debugfs directory exists, but since
this can fail ensure it exists before allowing blktrace setup to
complete. Otherwise we end up stuffing blktrace files on the debugfs
root
From: Alexey Kardashevskiy
[ Upstream commit f0993c839e95dd6c7f054a1015e693c87e33e4fb ]
xive_native_provision_pages() allocates memory and passes the pointer to
OPAL so kmemleak cannot find the pointer usage in the kernel memory and
produces a false positive report (below) (even if the kernel
From: Yangbo Lu
[ Upstream commit 5656bb3857c4904d1dec6e1b8f876c1c0337274e ]
The timer fixed interval period pulse generator register
is used to generate periodic pulses. The down count
register loads the value programmed in the fixed period
interval (FIPER). At every tick of the timer
Hi,
On Tue, Sep 1, 2020 at 6:47 AM Jonathan Cameron
wrote:
>
> On Tue, 1 Sep 2020 00:03:55 -0700
> Stephen Boyd wrote:
>
> > Quoting Doug Anderson (2020-08-31 11:59:37)
> > > On Sat, Aug 29, 2020 at 10:18 AM Jonathan Cameron
> > > wrote:
> > > > Agreed. However, I'd like a comment next to the
From: Desnes A. Nunes do Rosario
[ Upstream commit 3337bf41e0dd70b4064cdf60acdfcdc2d050066c ]
An extra count on ebb_state.stats.pmc_count[PMC_INDEX(pmc)] is being per-
formed when count_pmc() is used to reset PMCs on a few selftests. This
extra pmc_count can occasionally invalidate results,
From: Miaohe Lin
[ Upstream commit 55eff0eb7460c3d50716ed9eccf22257b046ca92 ]
We may access the two bytes after vlan_hdr in vlan_set_encap_proto(). So
we should pull VLAN_HLEN + sizeof(unsigned short) in skb_vlan_untag() or
we may access the wrong data.
Fixes: 0d5501c1c828 ("net: Always untag
From: Ikjoon Jang
[ Upstream commit 68f775ddd2a6f513e225f9a565b054ab48fef142 ]
Add HID_QUIRK_NOGET for Logitech GROUP device.
Logitech GROUP is a compound with camera and audio.
When the HID interface in an audio device is requested to get
specific report id, all following control transfers
From: Bodo Stroesser
[ Upstream commit 5a0c256d96f020e4771f6fd5524b80f89a2d3132 ]
If tcmu_handle_completions() has to process a padding shorter than
sizeof(struct tcmu_cmd_entry), the current call to
tcmu_flush_dcache_range() with sizeof(struct tcmu_cmd_entry) as length
param is wrong and
From: Mark Tomlinson
[ Upstream commit 272502fcb7cda01ab07fc2fcff82d1d2f73d43cc ]
When receiving an IPv4 packet inside an IPv6 GRE packet, and the
IP6_TNL_F_RCV_DSCP_COPY flag is set on the tunnel, the IPv4 header would
get corrupted. This is due to the common ip6_tnl_rcv() function assuming
From: zhangyi (F)
[ Upstream commit c044f3d8360d2ecf831ba2cc9f08cf9fb2c699fb ]
If we free a metadata buffer which has been failed to async write out
in the background, the jbd2 checkpoint procedure will not detect this
failure in jbd2_log_do_checkpoint(), so it may lead to filesystem
From: Stanley Chu
[ Upstream commit 93b6c5db06028a3b55122bbb74d0715dd8ca4ae0 ]
In ufshcd_suspend(), after clk-gating is suspended and link is set
as Hibern8 state, ufshcd_hold() is still possibly invoked before
ufshcd_suspend() returns. For example, MediaTek's suspend vops may
issue UIC
Common pattern of handling deferred probe can be simplified with
dev_err_probe(). Less code and the error value gets printed.
Signed-off-by: Krzysztof Kozlowski
---
drivers/spi/spi-atmel.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/spi/spi-atmel.c
From: Adrian Hunter
[ Upstream commit 127d5f7c4b653b8be5eb3b2c7bbe13728f9003ff ]
For shared interrupts, the interrupt status might be zero, so check that
first.
Link: https://lore.kernel.org/r/20200811133936.19171-2-adrian.hun...@intel.com
Reviewed-by: Avri Altman
Signed-off-by: Adrian Hunter
From: Necip Fazil Yildiran
[ Upstream commit 8dfddfb79653df7c38a9c8c4c034f242a36acee9 ]
Passing large uint32 sockaddr_qrtr.port numbers for port allocation
triggers a warning within idr_alloc() since the port number is cast
to int, and thus interpreted as a negative number. This leads to
the
From: Nikolay Aleksandrov
[ Upstream commit eeaac3634ee0e3f35548be35275efeca888e9b23 ]
Currently the nexthop code will use an empty NHA_GROUP attribute, but it
requires at least 1 entry in order to function properly. Otherwise we
end up derefencing null or random pointers all over the place due
From: Li Guifu
[ Upstream commit 99c787cfd2bd04926f1f553b30bd7dcea2caaba1 ]
During umount, f2fs_put_super() unregisters procfs entries after
f2fs_destroy_segment_manager(), it may cause use-after-free
issue when umount races with procfs accessing, fix it by relocating
f2fs_unregister_sysfs().
From: Stanley Chu
[ Upstream commit b10178ee7fa88b68a9e8adc06534d2605cb0ec23 ]
If somehow no interrupt notification is raised for a completed request and
its doorbell bit is cleared by host, UFS driver needs to cleanup its
outstanding bit in ufshcd_abort(). Otherwise, system may behave
From: Quinn Tran
[ Upstream commit 83949613fac61e8e37eadf8275bf072342302f4e ]
NVMEAsync command is being submitted to QLA while the same NVMe controller
is in the middle of reset. The reset path has deleted the association and
freed aen_op->fcp_req.private. Add a check for this private pointer
From: Ming Lei
commit bcb21c8cc9947286211327d663ace69f07d37a76 upstream.
In case of block device backend, if the backend supports write zeros, the
loop device will set queue flag of QUEUE_FLAG_DISCARD. However,
limits.discard_granularity isn't setup, and this way is wrong,
see the following
From: Peilin Ye
[ Upstream commit ce51f63e63c52a4e1eee4dd040fb0ba0af3b43ab ]
__smc_diag_dump() is potentially copying uninitialized kernel stack memory
into socket buffers, since the compiler may leave a 4-byte hole near the
beginning of `struct smcd_diag_dmbinfo`. Fix it by initializing
From: Ming Lei
commit d7d8535f377e9ba87edbf7fbbd634ac942f3f54f upstream.
SCHED_RESTART code path is relied to re-run queue for dispatch requests
in hctx->dispatch. Meantime the SCHED_RSTART flag is checked when adding
requests to hctx->dispatch.
memory barriers have to be used for ordering the
This is the start of the stable review cycle for the 5.4.62 release.
There are 214 patches in this series, all will be posted as a response
to this one. If anyone has any issues with these being applied, please
let me know.
Responses should be made by Thu, 03 Sep 2020 15:09:01 +.
Anything
From: Hans de Goede
commit eef4016243e94c438f177ca8226876eb873b9c75 upstream.
Before this commit i2c_hid_parse() consists of the following steps:
1. Send power on cmd
2. usleep_range(1000, 5000)
3. Send reset cmd
4. Wait for reset to complete (device interrupt, or msleep(100))
5. Send power on
Jens, thank you so much for your prompt response and clarification on your
position.
We’re totally committed to having the upstream driver as the canonical version,
and to maintaining it.
It was probably a mistake not to build it like that right away considering it
has always been our vision,
Common pattern of handling deferred probe can be simplified with
dev_err_probe(). Less code and the error value gets printed.
Signed-off-by: Krzysztof Kozlowski
---
drivers/spi/spi-bcm2835.c | 7 ++-
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/drivers/spi/spi-bcm2835.c
On Tue, Sep 01, 2020 at 04:37:42PM +0100, Marc Zyngier wrote:
> On 2020-09-01 04:45, Samuel Dionne-Riel wrote:
> > On Mon, 31 Aug 2020 10:27:37 +0100
> > Marc Zyngier wrote:
> > >
> > > Ah, so actually anything that *enables pcie* kills your system.
> > > Great investigative work!
> > >
> > > >
From: Cong Wang
[ Upstream commit 47733f9daf4fe4f7e0eb9e273f21ad3a19130487 ]
__tipc_nl_compat_dumpit() has two callers, and it expects them to
pass a valid nlmsghdr via arg->data. This header is artificial and
crafted just for __tipc_nl_compat_dumpit().
tipc_nl_compat_publ_dump() does so by
On Tue, Sep 01, 2020 at 06:39:05PM +0200, Oleg Nesterov wrote:
> On 09/01, Christian Brauner wrote:
> >
> > On Tue, Sep 01, 2020 at 07:58:00AM -0400, Miaohe Lin wrote:
> > > No functional change intended.
> >
> > Hey Miaohe,
> >
> > Thank you for the patch.
> > I'm sure this is well-intended but
From: Robin Murphy
[ Upstream commit d3e3d2be688b4b5864538de61e750721a311e4fc ]
Unlike the other instances which represent a complete loss of
consistency within the rcache mechanism itself, or a fundamental
and obvious misconfiguration by an IOMMU driver, the BUG_ON() in
From: Mike Christie
[ Upstream commit 3c006c7d23aac928279f7cbe83bbac4361255d53 ]
transport_init_session can allocate memory via percpu_ref_init, and
target_xcopy_release_pt never frees it. This adds a
transport_uninit_session function to handle cleanup of resources allocated
in the init
From: George Kennedy
commit bc5269ca765057a1b762e79a1cfd267cd7bf1c46 upstream.
vc_resize() can return with an error after failure. Change VT_RESIZEX ioctl
to save struct vc_data values that are modified and restore the original
values in case of error.
Signed-off-by: George Kennedy
Cc: stable
On 01.09.20 18:21, Helge Deller wrote:
> On 01.09.20 17:22, James Bottomley wrote:
>> On Tue, 2020-09-01 at 16:05 +0100, Matthew Wilcox wrote:
>>> On Tue, Sep 01, 2020 at 07:52:40AM -0700, James Bottomley wrote:
I think this looks mostly OK, except for one misnamed parameter
below.
From: Desnes A. Nunes do Rosario
[ Upstream commit 3337bf41e0dd70b4064cdf60acdfcdc2d050066c ]
An extra count on ebb_state.stats.pmc_count[PMC_INDEX(pmc)] is being per-
formed when count_pmc() is used to reset PMCs on a few selftests. This
extra pmc_count can occasionally invalidate results,
From: Chao Yu
[ Upstream commit 9627a7b31f3c4ff8bc8f3be3683983ffe6eaebe6 ]
- don't panic kernel if f2fs_get_node_page() fails in
f2fs_recover_inline_data() or f2fs_recover_inline_xattr();
- return error number of f2fs_truncate_blocks() to
f2fs_recover_inline_data()'s caller;
Signed-off-by:
From: Lukas Wunner
commit 27afac93e3bd7fa89749cf11da5d86ac9cde4dba upstream.
If probing of a pl011 gets deferred until after free_initmem(), an oops
ensues because pl011_console_match() is called which has been freed.
Fix by removing the __init attribute from the function and those it
calls.
From: Qu Wenruo
[ Upstream commit a7f8b1c2ac21bf081b41264c9cfd6260dffa6246 ]
The incoming qgroup reserved space timing will move the data reservation
to ordered extent completely.
However in btrfs_punch_hole_lock_range() will call
btrfs_invalidate_page(), which will clear QGROUP_RESERVED bit
Common pattern of handling deferred probe can be simplified with
dev_err_probe(). Less code and the error value gets printed.
Signed-off-by: Krzysztof Kozlowski
---
drivers/spi/spi-mux.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/spi/spi-mux.c
From: Qiushi Wu
[ Upstream commit 8a94644b440eef5a7b9c104ac8aa7a7f413e35e5 ]
kobject_init_and_add() takes a reference even when it fails. If it returns
an error, kobject_put() must be called to clean up the memory associated
with the object.
When kobject_init_and_add() fails, call
From: Aditya Pakki
[ Upstream commit 78c2ce9bde70be5be7e3615a2ae7024ed8173087 ]
On calling pm_runtime_get_sync() the reference count of the device
is incremented. In case of failure, decrement the
reference count before returning the error.
Signed-off-by: Aditya Pakki
Cc: k...@umn.edu
Cc:
From: Jan Kara
[ Upstream commit d176b1f62f242ab259ff665a26fbac69db1aecba ]
ext4_setup_system_zone() can fail. Handle the failure in ext4_remount().
Reviewed-by: Lukas Czerner
Signed-off-by: Jan Kara
Link: https://lore.kernel.org/r/20200728130437.7804-2-j...@suse.cz
Signed-off-by: Theodore
On Tue, Sep 01, 2020 at 05:28:15PM +0100, David Howells wrote:
>
> Hi Willy,
>
> Here's a set of patches to expand the use of the readahead_control struct,
> essentially from do_sync_mmap_readahead() down. Note that I've been
> passing the number of pages to read in rac->_nr_pages, and then
On Thu, 16 Jul 2020 08:52:51 -0500, Jarkko Sakkinen
wrote:
Add an ioctl that performs ENCLS[ECREATE], which creates SGX Enclave
Control Structure for the enclave. SECS contains attributes about the
enclave that are used by the hardware and cannot be directly accessed by
software, as SECS
From: Sergey Senozhatsky
commit 205d300aea75623e1ae4aa43e0d265ab9cf195fd upstream.
We have a number of "uart.port->desc.lock vs desc.lock->uart.port"
lockdep reports coming from 8250 driver; this causes a bit of trouble
to people, so let's fix it.
The problem is reverse lock order in two
From: Yangbo Lu
[ Upstream commit 5656bb3857c4904d1dec6e1b8f876c1c0337274e ]
The timer fixed interval period pulse generator register
is used to generate periodic pulses. The down count
register loads the value programmed in the fixed period
interval (FIPER). At every tick of the timer
From: Lukas Wunner
commit 89efbe70b27dd325d8a8c177743a26b885f7faec upstream.
pl011_probe() calls pl011_setup_port() to reserve an amba_ports[] entry,
then calls pl011_register_port() to register the uart driver with the
tty layer.
If registration of the uart driver fails, the amba_ports[]
From: Valmer Huhn
commit c6b9e95dde7b54e6a53c47241201ab5a4035c320 upstream.
The following in 8250_exar.c line 589 is used to determine the number
of ports for each Exar board:
nr_ports = board->num_ports ? board->num_ports : pcidev->device & 0x0f;
If the number of ports a card has is not
From: Kaige Li
[ Upstream commit 61eee4a7fc406f94e441778c3cecbbed30373c89 ]
Add the new PCI ID 0x0014 0x7a07 to support Loongson 7A1000 controller.
Signed-off-by: Kaige Li
Link:
https://lore.kernel.org/r/1594954292-1703-2-git-send-email-lika...@loongson.cn
Signed-off-by: Takashi Iwai
From: Hans Verkuil
[ Upstream commit 6c42227c3467549ddc65efe99c869021d2f4a570 ]
Fix this smatch warning:
drivers/media/cec/core/cec-api.c:156 cec_adap_g_log_addrs() warn: check that
'log_addrs' doesn't leak information (struct has a hole after
'features')
Signed-off-by: Hans Verkuil
From: Qiushi Wu
[ Upstream commit 20eca0123a35305e38b344d571cf32768854168c ]
kobject_init_and_add() takes reference even when it fails.
If this function returns an error, kobject_put() must be called to
properly clean up the memory associated with the object.
Signed-off-by: Qiushi Wu
From: Ikjoon Jang
[ Upstream commit 68f775ddd2a6f513e225f9a565b054ab48fef142 ]
Add HID_QUIRK_NOGET for Logitech GROUP device.
Logitech GROUP is a compound with camera and audio.
When the HID interface in an audio device is requested to get
specific report id, all following control transfers
Common pattern of handling deferred probe can be simplified with
dev_err_probe(). Less code and the error value gets printed.
Signed-off-by: Krzysztof Kozlowski
---
drivers/spi/spi-qcom-qspi.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/spi/spi-qcom-qspi.c
Common pattern of handling deferred probe can be simplified with
dev_err_probe(). Less code and the error value gets printed.
Signed-off-by: Krzysztof Kozlowski
---
drivers/spi/spi-synquacer.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/spi/spi-synquacer.c
On 9/1/20 9:50 AM, Brian Vazquez wrote:
> Hey David,
>
> On Tue, Sep 1, 2020 at 7:57 AM David Ahern wrote:
>>
>> On 9/1/20 1:56 AM, Eric Dumazet wrote:
>>> On Tue, Sep 1, 2020 at 8:58 AM Brian Vazquez wrote:
The problem is exposed when the system has multiple ifaces and
From: Josef Bacik
[ Upstream commit fb2fecbad50964b9f27a3b182e74e437b40753ef ]
With my new locking code dbench is so much faster that I tripped over a
transaction abort from ENOSPC. This turned out to be because
btrfs_del_dir_entries_in_log was checking for ret == -ENOSPC, but this
function
From: Dick Kennedy
[ Upstream commit 03dbfe0668e6692917ac278883e0586cd7f7d753 ]
When vports are deleted, it is observed that there is memory/kthread
leakage as the vport isn't fully being released.
There is a shost reference taken in scsi_add_host_dma that is not released
during
Common pattern of handling deferred probe can be simplified with
dev_err_probe(). Less code and the error value gets printed.
Signed-off-by: Krzysztof Kozlowski
---
drivers/spi/spi-tegra114.c | 11 +++
1 file changed, 3 insertions(+), 8 deletions(-)
diff --git
From: Javed Hasan
[ Upstream commit e95b4789ff4380733006836d28e554dc296b2298 ]
In fcoe_sysfs_fcf_del(), we first deleted the fcf from the list and then
freed it if ctlr_dev was not NULL. This was causing a memory leak.
Free the fcf even if ctlr_dev is NULL.
Link:
On 06/08/2020 04:07, Leo Yan wrote:
> This patch set is to support AUX trace and Arm SPE as the first enabled
> hardware tracing for Perf memory tool.
>
Hi Leo,
I've tested this patchset with "./perf mem record -e spe-store ./a.out" on N1
and it's working for me.
Thanks for submitting this!
From: Andy Shevchenko
[ Upstream commit bb7fcad48d3804d814b97c785514e2d1657e157f ]
Intel Tiger Lake PCH-H has the same LPSS than Intel Broxton.
Add the new IDs to the list of supported devices.
Signed-off-by: Andy Shevchenko
Signed-off-by: Lee Jones
Signed-off-by: Sasha Levin
---
From: Nikolay Borisov
[ Upstream commit cfdd45921571eb24073e0737fa0bd44b4218f914 ]
vfs_inode is used only for the inode number everything else requires
btrfs_inode.
Signed-off-by: Nikolay Borisov
Reviewed-by: David Sterba
[ use btrfs_ino ]
Signed-off-by: David Sterba
Signed-off-by: Sasha
From: Vineeth Vijayan
[ Upstream commit 0b8eb2ee9da1e8c9b8082f404f3948aa82a057b2 ]
The scanning through subchannels during the time of an event could
take significant amount of time in case of platforms with lots of
known subchannels. This might result in higher scheduling latencies
for other
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