1185800 Commits

Author SHA1 Message Date
Mika Westerberg
235d019481 thunderbolt: Add the new USB4 v2 notification types
USB4 v2 spec adds a bunch of new notifications that the connection
manager can use instead of polling. While we do not use these yet we
need to ack the ones routers expect to be acked.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-16 09:53:28 +03:00
Gil Fine
e111fb9251 thunderbolt: Add support for USB4 v2 80 Gb/s link
USB4 v2 bumps the per-lane speed up to 40 Gb/s. Also the lanes are
always bonded which gives 80 Gb/s symmetric link (and 120/40 Gb/s
asymmetric). This updates the speed and width of routers and XDomain
connections to support the Gen 4 link. For now we keep the link as is
even if it is already asymmetric.

While there make tb_port_set_link_width() static.

Signed-off-by: Gil Fine <gil.fine@intel.com>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-16 09:53:27 +03:00
Gil Fine
6e21007d0f thunderbolt: Identify USB4 v2 routers
Add a new function usb4_switch_version() that can be used to figure out
the spec version of the router and make tb_switch_is_usb4() to use it as
well. Update the uevent accordingly.

Signed-off-by: Gil Fine <gil.fine@intel.com>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-16 09:53:27 +03:00
Mika Westerberg
2ad3e1314c thunderbolt: Do not touch lane 1 adapter path config space
It is not required to be implemented at all because USB4 does not use
lane 1 for tunneling except when aggregated with lane 0. For this reason
do not try to read the path config space of USB4 lane 1 adapters.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-16 09:53:27 +03:00
Mika Westerberg
4796efdd16 thunderbolt: Ignore data CRC mismatch for USB4 routers
This is also something not always updated after the DROM contents itself
so issue warning but continue parsing it as we do for pre-USB4 DROMs
too.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-16 09:53:27 +03:00
Mika Westerberg
8720037181 thunderbolt: Enable/disable sideband depending on USB4 port offline mode
When USB4 port is in offline mode (this mean there is no device
attached) we want to keep the sideband up to make it possible to
communicate with the retimers. In the same way there is no need to
enable sideband transactions when the USB4 port is not offline as they
are already up.

For this reason make the enabling/disabling depend on the USB4 port
offline status.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-12 08:38:01 +03:00
Mika Westerberg
b7b83911f7 thunderbolt: Do not send UNSET_INBOUND_SBTX when retimer NVM authentication started
Once retimer NVM authentication is started, sending UNSET_INBOUND_SBTX
will fail so avoid doing that. Only send it when we are writing an image
with not authentication or when the authentication failed early.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-12 08:38:01 +03:00
Mika Westerberg
1402ba08ab thunderbolt: Read retimer NVM authentication status prior tb_retimer_set_inbound_sbtx()
According to the USB4 retimer guide the correct order is immediately
after sending ENUMERATE_RETIMERS so update the code to follow this.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-12 08:38:00 +03:00
Mika Westerberg
53ba2e1695 thunderbolt: Disable CL states when a DMA tunnel is established
Tunnels between hosts should not have CL states enabled because
otherwise they might enter a low power state without the other end
noticing which causes packets to be lost. For this reason disable all
CL states upon first DMA tunnel creation. Once the last DMA tunnel is
torn down we try to re-enable them.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:07:24 +03:00
Mika Westerberg
4a420eb142 thunderbolt: Make tb_switch_clx_disable() return CL states that were enabled
This allows us to disable all CL states temporarily when running lane
margining and then return back the previously enabled states.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:07:24 +03:00
Mika Westerberg
768e6fe69f thunderbolt: Initialize CL states from the hardware
In case the boot firmware enabled any of them, read the currently
configured CL states and update the router structure accordingly.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:07:24 +03:00
Mika Westerberg
b5d15961d9 thunderbolt: Prefix CL state related log messages with "CLx: "
This makes it easier to spot from the logs and follows what we do with
the TMU code already. We also log enabling/disabling CL states using the
tb_sw_dbg() instead of tb_port_dbg().

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:07:24 +03:00
Mika Westerberg
cb625ec6e5 thunderbolt: Prefix TMU post time log message with "TMU: "
Following what we do with other messages in this file. No functional
changes.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:07:24 +03:00
Mika Westerberg
bdc6660e55 thunderbolt: Do not call CLx functions from TMU code
There is really no need to call any of the CLx functions in the TMU code
so remove all these checks. This makes the TMU enable/disable flows
easier to follow as well.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:07:23 +03:00
Mika Westerberg
9650de7379 thunderbolt: Check for first depth router in tb.c
Currently tb_switch_clx_enable() enables CL states only for the first
depth router. This is something we may want to change in the future and
in addition it is not visible from the calling path at all. For this
reason do the check in the tb.c so it is immediately visible that we
only do this for the first depth router. Fix the kernel-docs
accordingly.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:07:23 +03:00
Mika Westerberg
3562735306 thunderbolt: Switch CL states from enum to a bitmask
This is more natural and follows the hardware register layout better.
This makes it easier to see which CL states we enable (even though they
should be enabled together). Rename 'clx_mask' to 'clx' everywhere as
this is now always bitmask.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:07:23 +03:00
Mika Westerberg
1a9b6cb8b5 thunderbolt: Move CLx enabling into tb_enable_clx()
This avoids some duplication and makes the flow slightly easier to
understand. Also follows what we do in tb_enable_tmu().

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:07:23 +03:00
Mika Westerberg
4f9a4f25ad thunderbolt: Get rid of __tb_switch_[en|dis]able_clx()
No need to have separate functions for these so fold them into
tb_switch_clx_enable() and tb_switch_clx_disable() accordingly.

No functional changes.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:07:23 +03:00
Mika Westerberg
12a14f2fca thunderbolt: Move CLx support functions into clx.c
There really don't belong to switch.c so move them into their own file.
As we do this rename the functions to match the conventions used
elsewhere in the driver.

No functional changes.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:07:23 +03:00
Mika Westerberg
ef34add89e thunderbolt: Check valid TMU configuration in tb_switch_tmu_configure()
Instead of at enable time we can do this already in
tb_switch_tmu_configure().

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:07:23 +03:00
Mika Westerberg
4e7b4955cb thunderbolt: Move tb_enable_tmu() close to other TMU functions
This makes the code easier to follow. No functional changes.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:07:23 +03:00
Mika Westerberg
20c2fae9db thunderbolt: Move TMU configuration to tb_enable_tmu()
There is no need to duplicate the code the enables TMU. Also update the
comment to better explain why we do this in the first place.

No functional changes.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:07:23 +03:00
Mika Westerberg
7d283f4148 thunderbolt: Get rid of tb_switch_enable_tmu_1st_child()
This is better to be part of the software connection manager flows in
tb.c. Also name the new function tb_increase_tmu_accuracy() to match
what it actually does.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:07:22 +03:00
Mika Westerberg
701e73a823 thunderbolt: Rework Titan Ridge TMU objection disable function
Now this is split into two with one having a misleading name
(tb_switch_tmu_unidirectional_enable()).

Make this easier to read, rename and consolidate the two functions into
one with name that explains what it actually does. Use the two constants
as well that were added but never used to make it clear which bits are
being set.

No functional changes.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:07:22 +03:00
Mika Westerberg
826f55d50d thunderbolt: Drop useless 'unidirectional' parameter from tb_switch_tmu_is_enabled()
There is no point passing it as we already have a field for that. While
there clean up the kernel-doc of things that do not really belong to the
API documentation (these can be figured out from the spec itself).

No functional changes.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:07:22 +03:00
Mika Westerberg
c437dcb183 thunderbolt: Fix a couple of style issues in TMU code
Drop extra empty line and get rid of the '__' in function names. No
functional changes.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:07:22 +03:00
Mika Westerberg
17fb1a3df9 thunderbolt: Introduce tb_xdomain_downstream_port()
In the same way we did for the routers add a function that returns the
parent routers downstream facing port for XDomain devices.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:07:22 +03:00
Gil Fine
7ce542219b thunderbolt: Introduce tb_switch_downstream_port()
Introduce tb_switch_downstream_port() helper function that returns the
downstream port of a parent switch that is connected to the upstream
port of specified switch. From now on, we use it all across the driver
where applicable.

While there fix a whitespace in comment and rename 'downstream' to
'down' to be consistent with the rest of the driver.

Signed-off-by: Gil Fine <gil.fine@intel.com>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:07:22 +03:00
Mika Westerberg
ef65afa074 Merge branch 'thunderbolt/fixes' into thunderbolt/next
We need Thunderbolt/USB4 fixes here as well.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-06-09 12:06:52 +03:00
Mika Westerberg
9f9666e653 thunderbolt: Mask ring interrupt on Intel hardware as well
When resuming from system sleep states the driver issues following
warning on Intel hardware:

  thunderbolt 0000:07:00.0: interrupt for TX ring 0 is already enabled

The reason for this is that the commit in question did not mask the ring
interrupt on Intel hardware leaving the interrupt active. Fix this by
masking it also in Intel hardware.

Reported-by: beld zhang <beldzhang@gmail.com>
Tested-by: beld zhang <beldzhang@gmail.com>
Closes: https://lore.kernel.org/linux-usb/ZHKW5NeabmfhgLbY@debian.me/
Fixes: c4af8e3fecd0 ("thunderbolt: Clear registers properly when auto clear isn't in use")
Cc: stable@vger.kernel.org
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-05-31 10:37:21 +03:00
Mika Westerberg
033c2d8ab2 thunderbolt: Log DisplayPort adapter rate and lanes on discovery
This may be helpful when debugging possible issues around DisplayPort
port tunneling.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-05-30 09:12:21 +03:00
Mika Westerberg
3fe95742af thunderbolt: Do not touch CL state configuration during discovery
If the boot firmware has already established tunnels, especially ones
that have special requirements from the link such as DisplayPort, we
should not blindly enable CL states (nor change the TMU configuration).
Otherwise the existing tunnels may not work as expected.

For this reason, skip the CL state enabling when we go over the existing
topology. This will also keep the TMU settings untouched because we do
not change the TMU configuration when CL states are not enabled.

Reported-by: Koba Ko <koba.ko@canonical.com>
Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/7831
Cc: stable@vger.kernel.org # v6.0+
Acked-By: Yehezkel Bernat <YehezkelShB@gmail.com>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-05-29 12:49:16 +03:00
Mika Westerberg
b6d572aeb5 thunderbolt: Increase DisplayPort Connection Manager handshake timeout
It turns out that when plugging in VGA cable through USB-C to VGA/DVI
dongle the Connection Manager handshake can take longer time, at least
on Intel Titan Ridge based docks such as Dell WD91TB. This leads to
following error in the dmesg:

  thunderbolt 0000:00:0d.3: 3:10: DP tunnel activation failed, aborting

and the display stays blank (because we failed to establish the tunnel).
For this reason increase the timeout to 3s.

Reported-by: Koba Ko <koba.ko@canonical.com>
Cc: stable@vger.kernel.org
Acked-By: Yehezkel Bernat <YehezkelShB@gmail.com>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-05-29 12:49:00 +03:00
Mika Westerberg
f1138fda1b thunderbolt: Drop retimer vendor check
This is not needed anymore as we already handle unknown vendor in NVM
functions.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-05-24 09:39:35 +03:00
Mika Westerberg
88a9ded934 thunderbolt: dma_test: Update MODULE_DESCRIPTION
Make the description match the core driver and the networking with
Thunderbolt/USB4 prefix. No functional changes.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-05-24 09:39:35 +03:00
Mika Westerberg
714e57aa3b thunderbolt: Add MODULE_DESCRIPTION
Add description about the driver to the module. No functional changes.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-05-24 09:39:35 +03:00
Mika Westerberg
7ee20d0afb thunderbolt: Allow specifying custom credits for DMA tunnels
The default ones should be find but this allows the user to tweak the
credits to get more performance out of the P2P connection.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-05-24 09:39:35 +03:00
Mika Westerberg
ccdb0900a0 thunderbolt: Add debug log for link controller power quirk
Add a debug log to this quirk as well so we can see what quirks have
been applied when debugging.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-05-24 09:39:35 +03:00
Mika Westerberg
f14d177e0b thunderbolt: Log function name of the called quirk
This is useful when debugging whether a quirk has been matched or not.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-05-24 09:39:35 +03:00
Mika Westerberg
814c96c959 thunderbolt: Check for ring 0 in tb_tunnel_alloc_dma()
Ring 0 cannot be used for anything else than control channel messages.
For this reason add a check to tb_tunnel_alloc_dma() and fail if someone
tries to do that.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-05-24 09:39:34 +03:00
Mika Westerberg
70c2e03e9a thunderbolt: dma_test: Use correct value for absent rings when creating paths
Both tb_xdomain_enable_paths() and tb_xdomain_disable_paths() expect -1,
not 0, if the corresponding ring is not needed. For this reason change
the driver to use correct value for the rings that are not needed.

Fixes: 180b0689425c ("thunderbolt: Allow multiple DMA tunnels over a single XDomain connection")
Cc: stable@vger.kernel.org
Reported-by: Pengfei Xu <pengfei.xu@intel.com>
Tested-by: Pengfei Xu <pengfei.xu@intel.com>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2023-05-22 08:57:50 +03:00
Linus Torvalds
44c026a73b Linux 6.4-rc3 v6.4-rc3 2023-05-21 14:05:48 -07:00
Linus Torvalds
fa4fe8ce42 This pull request contains the following bug fixes for UML:
- Fix modular build for UML watchdog
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Merge tag 'uml-for-linus-6.4-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/uml/linux

Pull UML fix from Richard Weinberger:

 - Fix modular build for UML watchdog

* tag 'uml-for-linus-6.4-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/uml/linux:
  um: harddog: fix modular build
2023-05-21 14:03:22 -07:00
Linus Torvalds
a35747c310 ARM:
* Plug a race in the stage-2 mapping code where the IPA and the PA
   would end up being out of sync
 
 * Make better use of the bitmap API (bitmap_zero, bitmap_zalloc...)
 
 * FP/SVE/SME documentation update, in the hope that this field
   becomes clearer...
 
 * Add workaround for Apple SEIS brokenness to a new SoC
 
 * Random comment fixes
 
 x86:
 
 * add MSR_IA32_TSX_CTRL into msrs_to_save
 
 * fixes for XCR0 handling in SGX enclaves
 
 Generic:
 
 * Fix vcpu_array[0] races
 
 * Fix race between starting a VM and "reboot -f"
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull kvm fixes from Paolo Bonzini:
 "ARM:

   - Plug a race in the stage-2 mapping code where the IPA and the PA
     would end up being out of sync

   - Make better use of the bitmap API (bitmap_zero, bitmap_zalloc...)

   - FP/SVE/SME documentation update, in the hope that this field
     becomes clearer...

   - Add workaround for Apple SEIS brokenness to a new SoC

   - Random comment fixes

  x86:

   - add MSR_IA32_TSX_CTRL into msrs_to_save

   - fixes for XCR0 handling in SGX enclaves

  Generic:

   - Fix vcpu_array[0] races

   - Fix race between starting a VM and 'reboot -f'"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
  KVM: VMX: add MSR_IA32_TSX_CTRL into msrs_to_save
  KVM: x86: Don't adjust guest's CPUID.0x12.1 (allowed SGX enclave XFRM)
  KVM: VMX: Don't rely _only_ on CPUID to enforce XCR0 restrictions for ECREATE
  KVM: Fix vcpu_array[0] races
  KVM: VMX: Fix header file dependency of asm/vmx.h
  KVM: Don't enable hardware after a restart/shutdown is initiated
  KVM: Use syscore_ops instead of reboot_notifier to hook restart/shutdown
  KVM: arm64: vgic: Add Apple M2 PRO/MAX cpus to the list of broken SEIS implementations
  KVM: arm64: Clarify host SME state management
  KVM: arm64: Restructure check for SVE support in FP trap handler
  KVM: arm64: Document check for TIF_FOREIGN_FPSTATE
  KVM: arm64: Fix repeated words in comments
  KVM: arm64: Constify start/end/phys fields of the pgtable walker data
  KVM: arm64: Infer PA offset from VA in hyp map walker
  KVM: arm64: Infer the PA offset from IPA in stage-2 map walker
  KVM: arm64: Use the bitmap API to allocate bitmaps
  KVM: arm64: Slightly optimize flush_context()
2023-05-21 13:58:37 -07:00
Linus Torvalds
c47d122c5b perf tools fixes for v6.4:
- Fail graciously if BUILD_BPF_SKEL=1 is specified and clang isn't available.
 
 - Add empty 'struct rq' to 'perf lock contention' to satisfy libbpf 'runqueue'
   type verification. This feature is built only with BUILD_BPF_SKEL=1.
 
 - Make vmlinux.h use bpf.h and perf_event.h in source directory, not system
   ones that may be old and not have things like 'union perf_sample_weight'.
 
 - Add system include paths to BPF builds to pick things missing in the headers
   included by clang -target bpf.
 
 - Update various header copies with the kernel sources.
 
 - Change divide by zero and not supported events behavior to show 'nan'/'not
   counted' in 'perf stat' output. This happens when using things like
   'perf stat -M TopdownL2 true', involving JSON metrics.
 
 - Update no event/metric expectations affected by using JSON metrics in
   'perf stat -ddd' perf test.
 
 - Avoid segv with 'perf stat --topdown' for metrics without a group.
 
 - Do not assume which events may have a PMU name, allowing the logic to keep an
   AUX event group together. Makes this usecase work again:
 
     $ perf record --no-bpf-event -c 10 -e '{intel_pt//,tlb_flush.stlb_any/aux-sample-size=8192/pp}:u' -- sleep 0.1
     [ perf record: Woken up 1 times to write data ]
     [ perf record: Captured and wrote 0.078 MB perf.data ]
     $ perf script -F-dso,+addr | grep -C5 tlb_flush.stlb_any | head -11
     sleep 20444 [003]  7939.510243:  1  branches:uH:  7f5350cc82a2 dl_main+0x9a2 => 7f5350cb38f0 _dl_add_to_namespace_list+0x0
     sleep 20444 [003]  7939.510243:  1  branches:uH:  7f5350cb3908 _dl_add_to_namespace_list+0x18 => 7f5350cbb080 rtld_mutex_dummy+0x0
     sleep 20444 [003]  7939.510243:  1  branches:uH:  7f5350cc8350 dl_main+0xa50 => 0 [unknown]
     sleep 20444 [003]  7939.510244:  1  branches:uH:  7f5350cc83ca dl_main+0xaca => 7f5350caeb60 _dl_process_pt_gnu_property+0x0
     sleep 20444 [003]  7939.510245:  1  branches:uH:  7f5350caeb60 _dl_process_pt_gnu_property+0x0 => 0 [unknown]
     sleep 20444  7939.510245:       10 tlb_flush.stlb_any/aux-sample-size=8192/pp: 0 7f5350caeb60 _dl_process_pt_gnu_property+0x0
     sleep 20444 [003]  7939.510254:  1  branches:uH:  7f5350cc87fe dl_main+0xefe => 7f5350ccd240 strcmp+0x0
     sleep 20444 [003]  7939.510254:  1  branches:uH:  7f5350cc8862 dl_main+0xf62 => 0 [unknown]
 
 - Add a check for the above use case in 'perf test test_intel_pt'.
 
 - Fix build with refcount checking on arm64, it was still accessing fields that
   need to be wrapped so that the refcounted struct gets checked.
 
 - Fix contextid validation in ARM's CS-ETM, so that older kernels without that
   field can still be supported.
 
 - Skip unsupported aggregation for stat events found in perf.data files in 'perf script'.
 
 - Add stat test for record and script to check the previous problem.
 
 - Remove needless debuginfod queries from 'perf test java symbol', this was
   just making the test take a long time to complete.
 
 - Address python SafeConfigParser() deprecation warning in 'perf test attr'.
 
 - Fix __NR_execve undeclared on i386 'perf bench syscall' build error.
 
 Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Merge tag 'perf-tools-fixes-for-v6.4-1-2023-05-20' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux

Pull perf tools fixes from Arnaldo Carvalho de Melo:

 - Fail graciously if BUILD_BPF_SKEL=1 is specified and clang isn't
   available

 - Add empty 'struct rq' to 'perf lock contention' to satisfy libbpf
   'runqueue' type verification. This feature is built only with
   BUILD_BPF_SKEL=1

 - Make vmlinux.h use bpf.h and perf_event.h in source directory, not
   system ones that may be old and not have things like 'union
   perf_sample_weight'

 - Add system include paths to BPF builds to pick things missing in the
   headers included by clang -target bpf

 - Update various header copies with the kernel sources

 - Change divide by zero and not supported events behavior to show
   'nan'/'not counted' in 'perf stat' output.

   This happens when using things like 'perf stat -M TopdownL2 true',
   involving JSON metrics

 - Update no event/metric expectations affected by using JSON metrics in
   'perf stat -ddd' perf test

 - Avoid segv with 'perf stat --topdown' for metrics without a group

 - Do not assume which events may have a PMU name, allowing the logic to
   keep an AUX event group together. Makes this usecase work again:

     $ perf record --no-bpf-event -c 10 -e '{intel_pt//,tlb_flush.stlb_any/aux-sample-size=8192/pp}:u' -- sleep 0.1
     [ perf record: Woken up 1 times to write data ]
     [ perf record: Captured and wrote 0.078 MB perf.data ]
     $ perf script -F-dso,+addr | grep -C5 tlb_flush.stlb_any | head -11
     sleep 20444 [003]  7939.510243:  1  branches:uH:  7f5350cc82a2 dl_main+0x9a2 => 7f5350cb38f0 _dl_add_to_namespace_list+0x0
     sleep 20444 [003]  7939.510243:  1  branches:uH:  7f5350cb3908 _dl_add_to_namespace_list+0x18 => 7f5350cbb080 rtld_mutex_dummy+0x0
     sleep 20444 [003]  7939.510243:  1  branches:uH:  7f5350cc8350 dl_main+0xa50 => 0 [unknown]
     sleep 20444 [003]  7939.510244:  1  branches:uH:  7f5350cc83ca dl_main+0xaca => 7f5350caeb60 _dl_process_pt_gnu_property+0x0
     sleep 20444 [003]  7939.510245:  1  branches:uH:  7f5350caeb60 _dl_process_pt_gnu_property+0x0 => 0 [unknown]
     sleep 20444  7939.510245:       10 tlb_flush.stlb_any/aux-sample-size=8192/pp: 0 7f5350caeb60 _dl_process_pt_gnu_property+0x0
     sleep 20444 [003]  7939.510254:  1  branches:uH:  7f5350cc87fe dl_main+0xefe => 7f5350ccd240 strcmp+0x0
     sleep 20444 [003]  7939.510254:  1  branches:uH:  7f5350cc8862 dl_main+0xf62 => 0 [unknown]

 - Add a check for the above use case in 'perf test test_intel_pt'

 - Fix build with refcount checking on arm64, it was still accessing
   fields that need to be wrapped so that the refcounted struct gets
   checked

 - Fix contextid validation in ARM's CS-ETM, so that older kernels
   without that field can still be supported

 - Skip unsupported aggregation for stat events found in perf.data files
   in 'perf script'

 - Add stat test for record and script to check the previous problem

 - Remove needless debuginfod queries from 'perf test java symbol', this
   was just making the test take a long time to complete

 - Address python SafeConfigParser() deprecation warning in 'perf test
   attr'

 - Fix __NR_execve undeclared on i386 'perf bench syscall' build error

* tag 'perf-tools-fixes-for-v6.4-1-2023-05-20' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux: (33 commits)
  perf bench syscall: Fix __NR_execve undeclared build error
  perf test attr: Fix python SafeConfigParser() deprecation warning
  perf test attr: Update no event/metric expectations
  tools headers disabled-features: Sync with the kernel sources
  tools headers UAPI: Sync arch prctl headers with the kernel sources
  tools headers: Update the copy of x86's mem{cpy,set}_64.S used in 'perf bench'
  tools headers x86 cpufeatures: Sync with the kernel sources
  tools headers UAPI: Sync s390 syscall table file that wires up the memfd_secret syscall
  tools headers UAPI: Sync linux/prctl.h with the kernel sources
  perf metrics: Avoid segv with --topdown for metrics without a group
  perf lock contention: Add empty 'struct rq' to satisfy libbpf 'runqueue' type verification
  perf cs-etm: Fix contextid validation
  perf arm64: Fix build with refcount checking
  perf test: Add stat test for record and script
  perf script: Skip aggregation for stat events
  perf build: Add system include paths to BPF builds
  perf bpf skels: Make vmlinux.h use bpf.h and perf_event.h in source directory
  perf parse-events: Do not break up AUX event group
  perf test test_intel_pt.sh: Test sample mode with event with PMU name
  perf evsel: Modify group pmu name for software events
  ...
2023-05-21 13:24:59 -07:00
Linus Torvalds
4927cb98f0 powerpc fixes for 6.4 #2
- Fix broken soft dirty tracking when using the Radix MMU (>= P9).
 
  - Fix ISA mapping when "ranges" property is not present, for PASemi Nemo boards.
 
  - Fix a possible WARN_ON_ONCE hitting in BPF extable handling.
 
  - Fix incorrect DMA address handling when using 2MB TCEs.
 
  - Fix a bug in IOMMU table handling for SR-IOV devices.
 
  - Fix the recent rework of IOMMU handling which left arch code calling clean
    up routines that are handled by the IOMMU core.
 
  - A few assorted build fixes.
 
 Thanks to: Christian Zigotzky, Dan Horák, Gaurav Batra, Hari Bathini, Jason
 Gunthorpe, Nathan Chancellor, Naveen N. Rao, Nicholas Piggin, Pali Rohár, Randy
 Dunlap, Rob Herring.
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Merge tag 'powerpc-6.4-2' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

Pull powerpc fixes from Michael Ellerman:

 - Fix broken soft dirty tracking when using the Radix MMU (>= P9)

 - Fix ISA mapping when "ranges" property is not present, for PASemi
   Nemo boards

 - Fix a possible WARN_ON_ONCE hitting in BPF extable handling

 - Fix incorrect DMA address handling when using 2MB TCEs

 - Fix a bug in IOMMU table handling for SR-IOV devices

 - Fix the recent rework of IOMMU handling which left arch code calling
   clean up routines that are handled by the IOMMU core

 - A few assorted build fixes

Thanks to Christian Zigotzky, Dan Horák, Gaurav Batra, Hari Bathini,
Jason Gunthorpe, Nathan Chancellor, Naveen N. Rao, Nicholas Piggin, Pali
Rohár, Randy Dunlap, and Rob Herring.

* tag 'powerpc-6.4-2' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux:
  powerpc/iommu: Incorrect DDW Table is referenced for SR-IOV device
  powerpc/iommu: DMA address offset is incorrectly calculated with 2MB TCEs
  powerpc/iommu: Remove iommu_del_device()
  powerpc/crypto: Fix aes-gcm-p10 build when VSX=n
  powerpc/bpf: populate extable entries only during the last pass
  powerpc/boot: Disable power10 features after BOOTAFLAGS assignment
  powerpc/64s/radix: Fix soft dirty tracking
  powerpc/fsl_uli1575: fix kconfig warnings and build errors
  powerpc/isa-bridge: Fix ISA mapping when "ranges" is not present
2023-05-21 11:53:52 -07:00
Linus Torvalds
90af47edea ata fixes for 6.4-rc3
* Fix DT binding for the ahci-ceva driver to fully describe all iommus,
    from Michal.
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Merge tag 'ata-6.4-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/dlemoal/libata

Pull ata fix from Damien Le Moal:

 - Fix DT binding for the ahci-ceva driver to fully describe all iommus,
   from Michal

* tag 'ata-6.4-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/dlemoal/libata:
  dt-bindings: ata: ahci-ceva: Cover all 4 iommus entries
2023-05-21 11:46:23 -07:00
Linus Torvalds
70e137e384 fbdev fixes for kernel 6.4-rc3:
- Fix for USB endpoint check in udlfb (found by syzbot fuzzer)
 - Small fix in error code path in omapfb
 - compiler warning fixes in fbmem & i810
 - code removal and whitespace cleanups in stifb and atyfb
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Merge tag 'fbdev-for-6.4-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/linux-fbdev

Pull fbdev fixes from Helge Deller:
 "A few small unspectacular fbdev fixes:

   - Fix for USB endpoint check in udlfb (found by syzbot fuzzer)

   - Small fix in error code path in omapfb

   - compiler warning fixes in fbmem & i810

   - code removal and whitespace cleanups in stifb and atyfb"

* tag 'fbdev-for-6.4-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/linux-fbdev:
  fbdev: stifb: Whitespace cleanups
  fbdev: udlfb: Use usb_control_msg_send()
  fbdev: udlfb: Fix endpoint check
  fbdev: atyfb: Remove unused clock determination
  fbdev: i810: include i810_main.h in i810_dvt.c
  fbdev: fbmem: mark get_fb_unmapped_area() static
  fbdev: omapfb: panel-tpo-td043mtea1: fix error code in probe()
2023-05-21 11:13:23 -07:00
Linus Torvalds
e2065b8c1b four ksmbd server fixes
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Merge tag '6.4-rc2-ksmbd-server-fixes' of git://git.samba.org/ksmbd

Pull ksmbd server fixes from Steve French:

 - two fixes for incorrect SMB3 message validation (one for client which
   uses 8 byte padding, and one for empty bcc)

 - two fixes for out of bounds bugs: one for username offset checks (in
   session setup) and the other for create context name length checks in
   open requests

* tag '6.4-rc2-ksmbd-server-fixes' of git://git.samba.org/ksmbd:
  ksmbd: smb2: Allow messages padded to 8byte boundary
  ksmbd: allocate one more byte for implied bcc[0]
  ksmbd: fix wrong UserName check in session_user
  ksmbd: fix global-out-of-bounds in smb2_find_context_vals
2023-05-21 10:55:31 -07:00
Linus Torvalds
0c9dcf128e 2 smb3 client fixes, both related to deferred close, and also for stable
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Merge tag '6.4-rc2-smb3-client-fixes' of git://git.samba.org/sfrench/cifs-2.6

Pull cifs client fixes from Steve French:
 "Two smb3 client fixes, both related to deferred close, and also for
  stable:

   - send close for deferred handles before not after lease break
     response to avoid possible sharing violations

   - check all opens on an inode (looking for deferred handles) when
     lease break is returned not just the handle the lease break came in
     on"

* tag '6.4-rc2-smb3-client-fixes' of git://git.samba.org/sfrench/cifs-2.6:
  SMB3: drop reference to cfile before sending oplock break
  SMB3: Close all deferred handles of inode in case of handle lease break
2023-05-21 10:20:58 -07:00