Commit Graph

1121811 Commits

Author SHA1 Message Date
Ian Rogers
1ba3752aec perf pmu-events: Hide the pmu_events
Hide that the pmu_event structs are an array with a new wrapper struct.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.garry@huawei.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Will Deacon <will@kernel.org>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20220812230949.683239-12-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-08-13 15:02:08 -03:00
Ian Rogers
660842e468 perf pmu-events: Don't assume pmu_event is an array
The current code assumes that a struct pmu_event can be iterated over
forward until a NULL pmu_event is encountered.

This makes it difficult to refactor pmu_event.

Add a loop function taking a callback function that's passed the struct
pmu_event.

This way the pmu_event is only needed for one element and not an entire
array.

Switch existing code iterating over the pmu_event arrays to use the new
loop function pmu_events_table_for_each_event.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.garry@huawei.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Will Deacon <will@kernel.org>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20220812230949.683239-11-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-08-13 15:01:31 -03:00
Ian Rogers
7ae5c03a27 perf pmu-events: Move test events/metrics to JSON
Move arrays of pmu_events into the JSON code so that it may be
regenerated and modified by the jevents.py script.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.garry@huawei.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Will Deacon <will@kernel.org>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20220812230949.683239-10-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-08-13 15:01:15 -03:00
Ian Rogers
64234c141b perf test: Use full metric resolution
The simple metric resolution doesn't handle recursion properly, switch
to use the full resolution as with the parse-metric tests which also
increases coverage. Don't set the values for the metric backward as
failures to generate a result are ignored.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.garry@huawei.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Will Deacon <will@kernel.org>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20220812230949.683239-9-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-08-13 15:01:03 -03:00
Ian Rogers
29be2fe0c1 perf pmu-events: Hide pmu_events_map
Move usage of the table to pmu-events.c so it may be hidden. By
abstracting the table the implementation can later be changed.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.garry@huawei.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Will Deacon <will@kernel.org>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20220812230949.683239-8-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-08-13 15:00:47 -03:00
Ian Rogers
eeac773041 perf pmu-events: Avoid passing pmu_events_map
Preparation for hiding pmu_events_map as an implementation detail. While
the map is passed, the table of events is all that is normally wanted.

While modifying the function's types, rename pmu_events_map__find to
pmu_events_table__find to match later encapsulation. Similarly rename
pmu_add_cpu_aliases_map to pmu_add_cpu_aliases_table.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.garry@huawei.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Will Deacon <will@kernel.org>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20220812230949.683239-7-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-08-13 15:00:32 -03:00
Ian Rogers
2519db2a9d perf pmu-events: Hide pmu_sys_event_tables
Move usage of the table to pmu-events.c so it may be hidden. By
abstracting the table the implementation can later be changed.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.garry@huawei.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Will Deacon <will@kernel.org>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20220812230949.683239-6-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-08-13 15:00:16 -03:00
Ian Rogers
7b2f844c43 perf jevents: Sort JSON files entries
Sort the JSON files entries on conversion to C. The sort order tries to
replicated cmp_sevent from pmu.c so that the input there is already
sorted except for sysfs events. Specifically, the sort order is given by
the tuple:

(not j.desc is None, fix_none(j.topic), fix_none(j.name), fix_none(j.pmu), fix_none(j.metric_name))

which is putting events with descriptions and topics before those
without, then sorting by name, then pmu and finally metric_name

Add the topic to JsonEvent on reading to simplify. Remove an unnecessary
lambda in the JSON reading.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.garry@huawei.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Will Deacon <will@kernel.org>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20220812230949.683239-5-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-08-13 14:59:44 -03:00
Ian Rogers
ee2ce6fdc8 perf jevents: Provide path to JSON file on error
If a JSONDecoderError or similar is raised then it is useful to know the
path. Print this and then raise the exception agan.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.garry@huawei.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Will Deacon <will@kernel.org>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20220812230949.683239-4-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-08-13 14:59:26 -03:00
Ian Rogers
f793ae185e perf jevents: Remove the type/version variables
pmu_events_map has a type variable that is always initialized to "core"
and a version variable that is never read. Remove these from the API as
it is straightforward to add them back when necessary.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.garry@huawei.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Will Deacon <will@kernel.org>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20220812230949.683239-3-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-08-13 14:58:40 -03:00
Ian Rogers
099b157c08 perf jevent: Add an 'all' architecture argument
When 'all' is passed as the architecture generate a mapping table for
all architectures. This simplifies testing. To identify the table for an
architecture add an arch variable to the pmu_events_map.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.garry@huawei.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Will Deacon <will@kernel.org>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20220812230949.683239-2-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-08-13 14:58:20 -03:00
Hongbin Wang
7778856731 ip6_tunnel: Fix the type of functions
Functions ip6_tnl_change, ip6_tnl_update and ip6_tnl0_update do always
return 0, change the type of functions to void.

Signed-off-by: Hongbin Wang <wh_bin@126.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2022-08-13 10:27:36 +01:00
Linus Torvalds
69dac8e431 RISC-V Patches for the 5.20 Merge Window, Part 2
There's still a handful of new features in here, but there are a lot of
 fixes/cleanups as well:
 
 * Support for the Zicbom for explicit cache-block management, along with
   the necessary bits to make the non-standard cache management ops on
   the Allwinner D1 function.
 * Support for the Zihintpause extension, which codifies a go-slow
   instruction used for cpu_relax().
 * Support for the Sstc extension for supervisor-mode timer/counter
   management.
 * Many device tree fixes and cleanups, including a large set for the
   Canaan device trees.
 * A handful of fixes and cleanups for the PMU driver.
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Merge tag 'riscv-for-linus-5.20-mw2' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux

Pull more RISC-V updates from Palmer Dabbelt:
 "There's still a handful of new features in here, but there are a lot
  of fixes/cleanups as well:

   - Support for the Zicbom extension for explicit cache-block
     management, along with the necessary bits to make the non-standard
     cache management ops on the Allwinner D1 function

   - Support for the Zihintpause extension, which codifies a go-slow
     instruction used for cpu_relax()

   - Support for the Sstc extension for supervisor-mode timer/counter
     management

   - Many device tree fixes and cleanups, including a large set for the
     Canaan device trees

   - A handful of fixes and cleanups for the PMU driver"

* tag 'riscv-for-linus-5.20-mw2' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux: (43 commits)
  dt-bindings: gpio: sifive: add gpio-line-names
  wireguard: selftests: set CONFIG_NONPORTABLE on riscv32
  RISC-V: KVM: Support sstc extension
  RISC-V: Improve SBI definitions
  RISC-V: Move counter info definition to sbi header file
  RISC-V: Fix SBI PMU calls for RV32
  RISC-V: Update user page mapping only once during start
  RISC-V: Fix counter restart during overflow for RV32
  RISC-V: Prefer sstc extension if available
  RISC-V: Enable sstc extension parsing from DT
  RISC-V: Add SSTC extension CSR details
  riscv:uprobe fix SR_SPIE set/clear handling
  dt-bindings: riscv: fix SiFive l2-cache's cache-sets
  riscv: ensure cpu_ops_sbi is declared
  RISC-V: cpu_ops_spinwait.c should include head.h
  RISC-V: Declare cpu_ops_spinwait in <asm/cpu_ops.h>
  riscv: dts: starfive: correct number of external interrupts
  riscv: dts: sifive unmatched: Add PWM controlled LEDs
  riscv/purgatory: Omit use of bin2c
  riscv/purgatory: hard-code obj-y in Makefile
  ...
2022-08-12 18:39:43 -07:00
Linus Torvalds
6c833c0581 Devicetree fixes for v6.0, take 1:
- Fix schema warnings in qcom,ipq6018-pinctrl and sdhci-msm
 
 - Convert Qualcomm SPMI PMIC to DT schema
 
 - Make secure interrupt optional for arm,mhu
 
 - Fix google,cros-ec-typec binding allowed properties
 
 - Update a bunch of bouncing email addresses
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Merge tag 'devicetree-fixes-for-6.0-1' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull devicetree fixes from Rob Herring:

 - Fix schema warnings in qcom,ipq6018-pinctrl and sdhci-msm

 - Convert Qualcomm SPMI PMIC to DT schema

 - Make secure interrupt optional for arm,mhu

 - Fix google,cros-ec-typec binding allowed properties

 - Update a bunch of bouncing email addresses

* tag 'devicetree-fixes-for-6.0-1' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux:
  dt-bindings: chrome: google,cros-ec-typec: restrict allowed properties
  dt-bindings: Drop Dan Murphy and Ricardo Rivera-Matos
  dt-bindings: Drop Robert Jones
  dt-bindings: Drop Beniamin Bia and Stefan Popa
  dt-bindings: iio: Drop Bogdan Pricop
  dt-bindings: iio: Drop Joachim Eastwood
  dt-bindings: mailbox: arm,mhu: Make secure interrupt optional
  dt-bindings: pinctrl: qcom,ipq6018: Fix example 'gpio-ranges' size
  dt-bindings: Drop DT_MK_SCHEMA_FLAGS conditional selecting schema files
  dt-bindings: mfd: convert to yaml Qualcomm SPMI PMIC
  dt-bindings: mmc: sdhci-msm: Fix 'operating-points-v2 was unexpected' issue
  dt-bindings: display: simple-framebuffer: Drop Bartlomiej Zolnierkiewicz
2022-08-12 18:23:52 -07:00
Linus Torvalds
3d076fec5a RTC for 6.0
New drivers:
  - Microchip PolarFire
  - Nuvoton NCT3018Y
  - TI K3 RTC
 
 Subsystem:
  - Replace flush_scheduled_work() with flush_work()
  - Remove deprecated ida_simple_get()/ida_simple_remove() calls
 
 Drivers:
  - use simple i2c probe where possible
  - sun6i: add R329 support
  - zynqmp: add calibration support
  - vr41xx: remove unused driver
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 =hoJf
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Merge tag 'rtc-6.0' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux

Pull RTC updates from Alexandre Belloni:
 "New drivers:
   - Microchip PolarFire
   - Nuvoton NCT3018Y
   - TI K3 RTC

  Subsystem:
   - Replace flush_scheduled_work() with flush_work()
   - Remove deprecated ida_simple_get()/ida_simple_remove() calls

  Drivers:
   - use simple i2c probe where possible
   - sun6i: add R329 support
   - zynqmp: add calibration support
   - vr41xx: remove unused driver"

* tag 'rtc-6.0' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux: (31 commits)
  rtc: spear: set range max
  rtc: rtc-cmos: Do not check ACPI_FADT_LOW_POWER_S0
  rtc: zynqmp: initialize fract_tick
  rtc: Add NCT3018Y real time clock driver
  dt-bindings: rtc: nuvoton: add NCT3018Y Real Time Clock
  dt-bindings: rtc: nxp,pcf85063: Convert to DT schema
  dt-bindings: rtc: microcrystal,rv3032: Add missing type to 'trickle-voltage-millivolt'
  rtc: rx8025: fix 12/24 hour mode detection on RX-8035
  rtc: cros-ec: Only warn once in .remove() about notifier_chain problems
  rtc: vr41xx: remove driver
  rtc: mpfs: remove 'pending' variable from mpfs_rtc_wakeup_irq_handler()
  rtc: rv8803: fix missing unlock on error in rv8803_set_time()
  rtc: zynqmp: Add calibration set and get support
  rtc: zynqmp: Updated calibration value
  dt-bindings: rtc: zynqmp: Add clock information
  rtc: sun6i: add support for R329 RTC
  rtc: Directly use ida_alloc()/free()
  rtc: Introduce ti-k3-rtc
  dt-bindings: rtc: Add TI K3 RTC description
  dt-bindings: rtc: qcom-pm8xxx-rtc: Update the maintainers section
  ...
2022-08-12 18:17:42 -07:00
Sergei Antonov
246bbf2f97 net: dsa: mv88e6060: prevent crash on an unused port
If the port isn't a CPU port nor a user port, 'cpu_dp'
is a null pointer and a crash happened on dereferencing
it in mv88e6060_setup_port():

[    9.575872] Unable to handle kernel NULL pointer dereference at virtual address 00000014
...
[    9.942216]  mv88e6060_setup from dsa_register_switch+0x814/0xe84
[    9.948616]  dsa_register_switch from mdio_probe+0x2c/0x54
[    9.954433]  mdio_probe from really_probe.part.0+0x98/0x2a0
[    9.960375]  really_probe.part.0 from driver_probe_device+0x30/0x10c
[    9.967029]  driver_probe_device from __device_attach_driver+0xb8/0x13c
[    9.973946]  __device_attach_driver from bus_for_each_drv+0x90/0xe0
[    9.980509]  bus_for_each_drv from __device_attach+0x110/0x184
[    9.986632]  __device_attach from bus_probe_device+0x8c/0x94
[    9.992577]  bus_probe_device from deferred_probe_work_func+0x78/0xa8
[    9.999311]  deferred_probe_work_func from process_one_work+0x290/0x73c
[   10.006292]  process_one_work from worker_thread+0x30/0x4b8
[   10.012155]  worker_thread from kthread+0xd4/0x10c
[   10.017238]  kthread from ret_from_fork+0x14/0x3c

Fixes: 0abfd494de ("net: dsa: use dedicated CPU port")
CC: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
CC: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Sergei Antonov <saproj@gmail.com>
Signed-off-by: Vladimir Oltean <olteanv@gmail.com>
Link: https://lore.kernel.org/r/20220811070939.1717146-1-saproj@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2022-08-12 17:24:44 -07:00
Csókás Bence
61d5e2a251 fec: Fix timer capture timing in fec_ptp_enable_pps()
Code reimplements functionality already in `fec_ptp_read()`,
but misses check for FEC_QUIRK_BUG_CAPTURE. Replace with function call.

Fixes: 28b5f058cf ("net: fec: ptp: fix convergence issue to support LinuxPTP stack")
Signed-off-by: Csókás Bence <csokas.bence@prolan.hu>
Link: https://lore.kernel.org/r/20220811101348.13755-1-csokas.bence@prolan.hu
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2022-08-12 17:23:41 -07:00
Stefan Metzmacher
9c71d39aa0 io_uring: add missing BUILD_BUG_ON() checks for new io_uring_sqe fields
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Link: https://lore.kernel.org/r/ffcaf8dc4778db4af673822df60dbda6efdd3065.1660201408.git.metze@samba.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2022-08-12 17:01:00 -06:00
Stefan Metzmacher
f2ccb5aed7 io_uring: make io_kiocb_to_cmd() typesafe
We need to make sure (at build time) that struct io_cmd_data is not
casted to a structure that's larger.

Signed-off-by: Stefan Metzmacher <metze@samba.org>
Link: https://lore.kernel.org/r/c024cdf25ae19fc0319d4180e2298bade8ed17b8.1660201408.git.metze@samba.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2022-08-12 17:01:00 -06:00
Keith Busch
addebd9ac9 fs: don't randomize struct kiocb fields
This is a size sensitive structure and randomizing can introduce extra
padding that breaks io_uring's fixed size expectations. There are few
fields here as it is, half of which need a fixed order to optimally
pack, so the randomization isn't providing much.

Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Link: https://lore.kernel.org/io-uring/b6f508ca-b1b2-5f40-7998-e4cff1cf7212@kernel.dk/
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2022-08-12 17:00:35 -06:00
Ronnie Sahlberg
7eb59a9870 cifs: Do not access tcon->cfids->cfid directly from is_path_accessible
cfids will soon keep a list of cached fids so we should not access this
directly from outside of cached_dir.c

Reviewed-by: Paulo Alcantara (SUSE) <pc@cjr.nz>
Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
2022-08-12 17:40:15 -05:00
Jon Mason
e4fe2a2fc4 MAINTAINERS: add PCI Endpoint NTB drivers to NTB files
The PCI Endpoint NTB drivers are under the NTB umbrella.  Add an entry
there to allow for notification of changes for it.

Signed-off-by: Jon Mason <jdmason@kudzu.us>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
2022-08-12 16:00:59 -04:00
Yang Li
8d33834f9f perf stat: Remove duplicated include in builtin-stat.c
util/topdown.h is included twice in builtin-stat.c,
remove one of them.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Tested-by: Ian Rogers <irogers@google.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=1818
Link: https://lore.kernel.org/r/20220804005213.71990-1-yang.lee@linux.alibaba.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-08-12 16:51:31 -03:00
shaomin Deng
0029e8ace1 perf scripting python: Delete repeated word in comments
Delete the repeated word "into" in comments.

Signed-off-by: shaomin Deng <dengshaomin@cdjrlc.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/20220807160239.474-1-dengshaomin@cdjrlc.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-08-12 16:45:53 -03:00
shaomin Deng
987f5cbd2f perf tools: Fix double word in comments
Delete the repeated word "to" in comments.

Signed-off-by: shaomin Deng <dengshaomin@cdjrlc.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/20220807155549.30953-1-dengshaomin@cdjrlc.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-08-12 16:45:24 -03:00
shaomin Deng
632f5c224e perf trace: Fix double word in comments
Delete repeated word "and" in comments.

Signed-off-by: shaomin Deng <dengshaomin@cdjrlc.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/20220807084629.23121-1-dengshaomin@cdjrlc.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-08-12 16:44:56 -03:00
shaomin Deng
ae4e4a0ba3 perf script: Delete repeated word "from"
Delete the repeated word "from" in code.

Signed-off-by: shaomin Deng <dengshaomin@cdjrlc.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/20220807080642.13004-1-dengshaomin@cdjrlc.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-08-12 16:44:30 -03:00
shaomin Deng
f3c96bec7c perf test: Fix double word in comments
Delete the redundant word "then" in comments.

Signed-off-by: shaomin Deng <dengshaomin@cdjrlc.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/20220807074753.7857-1-dengshaomin@cdjrlc.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-08-12 16:42:55 -03:00
Krzysztof Kozlowski
8f426582e0 dt-bindings: chrome: google,cros-ec-typec: restrict allowed properties
Describe exactly what properties are allowed in Google Chrome OS EC Type
C port, so the schema can properly validate the DTS.  Existing DTS
defines always connectors with unit addresses, not a sole "connector"
child.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Prashant Malani <pmalani@chromium.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220811062245.4316-1-krzysztof.kozlowski@linaro.org
2022-08-12 11:13:32 -06:00
Krzysztof Kozlowski
07d1caa4c2 dt-bindings: Drop Dan Murphy and Ricardo Rivera-Matos
Emails to Dan Murphy and Ricardo Rivera-Matos bounce ("550 Invalid
recipient").  Andrew Davis agreed to take over the bindings.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Mark Brown <broonie@kernel.org>
Acked-by: Andrew Davis <afd@ti.com>
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220809162752.10186-6-krzysztof.kozlowski@linaro.org
2022-08-12 11:13:32 -06:00
Krzysztof Kozlowski
3156c50fda dt-bindings: Drop Robert Jones
Emails to Robert Jones bounce ("550 5.2.1 The email account that you
tried to reach is disabled").

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Lee Jones <lee@kernel.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220809162752.10186-5-krzysztof.kozlowski@linaro.org
2022-08-12 11:13:32 -06:00
Krzysztof Kozlowski
2e645db3bc dt-bindings: Drop Beniamin Bia and Stefan Popa
Emails to Beniamin Bia and Stefan Popa bounce ("550 5.1.10
RESOLVER.ADR.RecipientNotFound; Recipient not found by SMTP address
lookup").

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220809162752.10186-4-krzysztof.kozlowski@linaro.org
2022-08-12 11:13:32 -06:00
Krzysztof Kozlowski
691b0d5519 dt-bindings: iio: Drop Bogdan Pricop
Emails to Bogdan Pricop bounce ("550 5.4.1 Recipient address rejected:
Access denied. AS(201806281)").

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220809162752.10186-3-krzysztof.kozlowski@linaro.org
2022-08-12 11:13:32 -06:00
Krzysztof Kozlowski
dc72768ebf dt-bindings: iio: Drop Joachim Eastwood
Emails to Joachim Eastwood bounce ("552 5.2.2 The email account that you
tried to reach is over quota and inactive.").

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220809162752.10186-2-krzysztof.kozlowski@linaro.org
2022-08-12 11:13:32 -06:00
Linus Torvalds
4a9350597a sound fixes for 6.0-rc1
Includes a few usual updates for HD- and USB-audio and a trivial
 cleanup patch.
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Merge tag 'sound-fix-6.0-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "Includes a few usual updates for HD- and USB-audio and a trivial
  cleanup patch"

* tag 'sound-fix-6.0-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
  ALSA: hda: Fix crash due to jack poll in suspend
  ALSA: hda/cirrus - support for iMac 12,1 model
  ALSA: usb-audio: make read-only array marker static const
  ALSA: hda/realtek: Add a quirk for HP OMEN 15 (8786) mute LED
  ALSA: usb-audio: More comprehensive mixer map for ASUS ROG Zenith II
  ALSA: scarlett2: Add Focusrite Clarett+ 8Pre support
  ALSA: hda/conexant: Add quirk for LENOVO 20149 Notebook model
  ALSA: ice1712: remove redundant assignment to new
  ALSA: hda/realtek: Add quirk for another Asus K42JZ model
2022-08-12 09:55:32 -07:00
Linus Torvalds
7a53e17acc virtio: fatures, fixes
A huge patchset supporting vq resize using the
 new vq reset capability.
 Features, fixes, cleanups all over the place.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost

Pull virtio updates from Michael Tsirkin:

 - A huge patchset supporting vq resize using the new vq reset
   capability

 - Features, fixes, and cleanups all over the place

* tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost: (88 commits)
  vdpa/mlx5: Fix possible uninitialized return value
  vdpa_sim_blk: add support for discard and write-zeroes
  vdpa_sim_blk: add support for VIRTIO_BLK_T_FLUSH
  vdpa_sim_blk: make vdpasim_blk_check_range usable by other requests
  vdpa_sim_blk: check if sector is 0 for commands other than read or write
  vdpa_sim: Implement suspend vdpa op
  vhost-vdpa: uAPI to suspend the device
  vhost-vdpa: introduce SUSPEND backend feature bit
  vdpa: Add suspend operation
  virtio-blk: Avoid use-after-free on suspend/resume
  virtio_vdpa: support the arg sizes of find_vqs()
  vhost-vdpa: Call ida_simple_remove() when failed
  vDPA: fix 'cast to restricted le16' warnings in vdpa.c
  vDPA: !FEATURES_OK should not block querying device config space
  vDPA/ifcvf: support userspace to query features and MQ of a management device
  vDPA/ifcvf: get_config_size should return a value no greater than dev implementation
  vhost scsi: Allow user to control num virtqueues
  vhost-scsi: Fix max number of virtqueues
  vdpa/mlx5: Support different address spaces for control and data
  vdpa/mlx5: Implement susupend virtqueue callback
  ...
2022-08-12 09:50:34 -07:00
Linus Torvalds
999324f58c LoongArch changes for v5.20
1, Optimise getcpu() with vDSO;
 2, PCI enablement on top of pci & irqchip changes;
 3, Stack unwinder and stack trace support;
 4, Some bug fixes and build error fixes;
 5, Update the default config file.
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Merge tag 'loongarch-5.20' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson

Pull LoongArch updates from Huacai Chen:

 - Optimise getcpu() with vDSO

 - PCI enablement on top of pci & irqchip changes

 - Stack unwinder and stack trace support

 - Some bug fixes and build error fixes

 - Update the default config file

* tag 'loongarch-5.20' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson:
  docs/zh_CN/LoongArch: Add I14 description
  docs/LoongArch: Add I14 description
  LoongArch: Update Loongson-3 default config file
  LoongArch: Add USER_STACKTRACE support
  LoongArch: Add STACKTRACE support
  LoongArch: Add prologue unwinder support
  LoongArch: Add guess unwinder support
  LoongArch: Add vDSO syscall __vdso_getcpu()
  LoongArch: Add PCI controller support
  LoongArch: Parse MADT to get multi-processor information
  LoongArch: Jump to the link address before enable PG
  LoongArch: Requires __force attributes for any casts
  LoongArch: Fix unsigned comparison with less than zero
  LoongArch: Adjust arch/loongarch/Kconfig
  LoongArch: cpuinfo: Fix a warning for CONFIG_CPUMASK_OFFSTACK
2022-08-12 09:44:23 -07:00
Linus Torvalds
f7cdaeeab8 power supply and reset changes for the v6.0 series
power-supply core:
  - none
 
 drivers:
  - pwr-mlxbf: new reset driver for Mellanox BlueField
  - at91-reset: SAMA7G5 support
  - ab8500: continue refurbishing
  - misc. minor fixes
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Merge tag 'for-v6.0' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply

Pull power supply and reset updates from Sebastian Reichel:
 "No core patches, only driver updates:

   - pwr-mlxbf: new reset driver for Mellanox BlueField

   - at91-reset: SAMA7G5 support

   - ab8500: continue refurbishing

   - misc minor fixes"

* tag 'for-v6.0' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply: (29 commits)
  power: supply: olpc_battery: Hold the reference returned by of_find_compatible_node
  power: supply: ab8500: add missing destroy_workqueue in ab8500_charger_bind
  power: supply: ab8500: Remove flush_scheduled_work() call.
  power: supply: ab8500_fg: drop duplicated 'is' in comment
  power: supply: ab8500: Drop external charger leftovers
  power: supply: ab8500: Add MAINTAINERS entry
  dt-bindings: power: reset: qcom,pshold: convert to dtschema
  power: supply: Fix typo in power_supply_check_supplies
  power: reset: pwr-mlxbf: change rst_pwr_hid and low_pwr_hid from global to local variables
  power: reset: pwr-mlxbf: add missing include
  power: reset: at91-reset: add support for SAMA7G5
  power: reset: at91-reset: add reset_controller_dev support
  power: reset: at91-reset: add at91_reset_data
  power: reset: at91-reset: document structures and enums
  dt-bindings: reset: add sama7g5 definitions
  dt-bindings: reset: atmel,at91sam9260-reset: add sama7g5 bindings
  dt-bindings: reset: convert Atmel/Microchip reset controller to YAML
  power: reset: pwr-mlxbf: add BlueField SoC power control driver
  power: supply: ab8500: Exit maintenance if too low voltage
  power: supply: ab8500: Respect charge_restart_voltage_uv
  ...
2022-08-12 09:37:33 -07:00
Linus Torvalds
d16b418fac VFIO updates for v6.0-rc1 (part 2)
- Rename vfio source file to more easily allow additional source
    files in the upcoming development cycles (Jason Gunthorpe)
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Merge tag 'vfio-v6.0-rc1pt2' of https://github.com/awilliam/linux-vfio

Pull another VFIO update from Alex Williamson:

 - Rename vfio source file to more easily allow additional source
   files in the upcoming development cycles (Jason Gunthorpe)

* tag 'vfio-v6.0-rc1pt2' of https://github.com/awilliam/linux-vfio:
  vfio: Move vfio.c to vfio_main.c
2022-08-12 09:34:45 -07:00
Yury Norov
f75f5d5809 lib: remove lib/nodemask.c
Commit 36d4b36b69 ("lib/nodemask: inline next_node_in() and
node_random()") removed the lib/nodemask.c file, but the remove didn't
happen when the patch was applied.

Reported-by: "Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>
Signed-off-by: Yury Norov <yury.norov@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2022-08-12 09:07:33 -07:00
Atul Khare
5cef38dd03
dt-bindings: gpio: sifive: add gpio-line-names
Fix device tree schema validation messages like 'gpio-line-names'
does not match any of the regexes: 'pinctrl-[0-9]+' From schema: ...
sifive,gpio.yaml'.

The bindings were missing the gpio-line-names element, which was
causing the dt-schema checker to trip-up.

Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Atul Khare <atulkhare@rivosinc.com>
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20220803155539.800766-1-mail@conchuod.ie
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
2022-08-12 09:00:01 -07:00
Ivan Vecera
cbe9e51126 iavf: Fix deadlock in initialization
Fix deadlock that occurs when iavf interface is a part of failover
configuration.

1. Mutex crit_lock is taken at the beginning of iavf_watchdog_task()
2. Function iavf_init_config_adapter() is called when adapter
   state is __IAVF_INIT_CONFIG_ADAPTER
3. iavf_init_config_adapter() calls register_netdevice() that emits
   NETDEV_REGISTER event
4. Notifier function failover_event() then calls
   net_failover_slave_register() that calls dev_open()
5. dev_open() calls iavf_open() that tries to take crit_lock in
   end-less loop

Stack trace:
...
[  790.251876]  usleep_range_state+0x5b/0x80
[  790.252547]  iavf_open+0x37/0x1d0 [iavf]
[  790.253139]  __dev_open+0xcd/0x160
[  790.253699]  dev_open+0x47/0x90
[  790.254323]  net_failover_slave_register+0x122/0x220 [net_failover]
[  790.255213]  failover_slave_register.part.7+0xd2/0x180 [failover]
[  790.256050]  failover_event+0x122/0x1ab [failover]
[  790.256821]  notifier_call_chain+0x47/0x70
[  790.257510]  register_netdevice+0x20f/0x550
[  790.258263]  iavf_watchdog_task+0x7c8/0xea0 [iavf]
[  790.259009]  process_one_work+0x1a7/0x360
[  790.259705]  worker_thread+0x30/0x390

To fix the situation we should check the current adapter state after
first unsuccessful mutex_trylock() and return with -EBUSY if it is
__IAVF_INIT_CONFIG_ADAPTER.

Fixes: 226d528512 ("iavf: fix locking of critical sections")
Signed-off-by: Ivan Vecera <ivecera@redhat.com>
Tested-by: Konrad Jankowski <konrad0.jankowski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2022-08-12 08:23:01 -07:00
Przemyslaw Patynowski
3107117377 iavf: Fix reset error handling
Do not call iavf_close in iavf_reset_task error handling. Doing so can
lead to double call of napi_disable, which can lead to deadlock there.
Removing VF would lead to iavf_remove task being stuck, because it
requires crit_lock, which is held by iavf_close.
Call iavf_disable_vf if reset fail, so that driver will clean up
remaining invalid resources.
During rapid VF resets, HW can fail to setup VF mailbox. Wrong
error handling can lead to iavf_remove being stuck with:
[ 5218.999087] iavf 0000:82:01.0: Failed to init adminq: -53
...
[ 5267.189211] INFO: task repro.sh:11219 blocked for more than 30 seconds.
[ 5267.189520]       Tainted: G S          E     5.18.0-04958-ga54ce3703613-dirty #1
[ 5267.189764] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 5267.190062] task:repro.sh        state:D stack:    0 pid:11219 ppid:  8162 flags:0x00000000
[ 5267.190347] Call Trace:
[ 5267.190647]  <TASK>
[ 5267.190927]  __schedule+0x460/0x9f0
[ 5267.191264]  schedule+0x44/0xb0
[ 5267.191563]  schedule_preempt_disabled+0x14/0x20
[ 5267.191890]  __mutex_lock.isra.12+0x6e3/0xac0
[ 5267.192237]  ? iavf_remove+0xf9/0x6c0 [iavf]
[ 5267.192565]  iavf_remove+0x12a/0x6c0 [iavf]
[ 5267.192911]  ? _raw_spin_unlock_irqrestore+0x1e/0x40
[ 5267.193285]  pci_device_remove+0x36/0xb0
[ 5267.193619]  device_release_driver_internal+0xc1/0x150
[ 5267.193974]  pci_stop_bus_device+0x69/0x90
[ 5267.194361]  pci_stop_and_remove_bus_device+0xe/0x20
[ 5267.194735]  pci_iov_remove_virtfn+0xba/0x120
[ 5267.195130]  sriov_disable+0x2f/0xe0
[ 5267.195506]  ice_free_vfs+0x7d/0x2f0 [ice]
[ 5267.196056]  ? pci_get_device+0x4f/0x70
[ 5267.196496]  ice_sriov_configure+0x78/0x1a0 [ice]
[ 5267.196995]  sriov_numvfs_store+0xfe/0x140
[ 5267.197466]  kernfs_fop_write_iter+0x12e/0x1c0
[ 5267.197918]  new_sync_write+0x10c/0x190
[ 5267.198404]  vfs_write+0x24e/0x2d0
[ 5267.198886]  ksys_write+0x5c/0xd0
[ 5267.199367]  do_syscall_64+0x3a/0x80
[ 5267.199827]  entry_SYSCALL_64_after_hwframe+0x46/0xb0
[ 5267.200317] RIP: 0033:0x7f5b381205c8
[ 5267.200814] RSP: 002b:00007fff8c7e8c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5267.201981] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5b381205c8
[ 5267.202620] RDX: 0000000000000002 RSI: 00005569420ee900 RDI: 0000000000000001
[ 5267.203426] RBP: 00005569420ee900 R08: 000000000000000a R09: 00007f5b38180820
[ 5267.204327] R10: 000000000000000a R11: 0000000000000246 R12: 00007f5b383c06e0
[ 5267.205193] R13: 0000000000000002 R14: 00007f5b383bb880 R15: 0000000000000002
[ 5267.206041]  </TASK>
[ 5267.206970] Kernel panic - not syncing: hung_task: blocked tasks
[ 5267.207809] CPU: 48 PID: 551 Comm: khungtaskd Kdump: loaded Tainted: G S          E     5.18.0-04958-ga54ce3703613-dirty #1
[ 5267.208726] Hardware name: Dell Inc. PowerEdge R730/0WCJNT, BIOS 2.11.0 11/02/2019
[ 5267.209623] Call Trace:
[ 5267.210569]  <TASK>
[ 5267.211480]  dump_stack_lvl+0x33/0x42
[ 5267.212472]  panic+0x107/0x294
[ 5267.213467]  watchdog.cold.8+0xc/0xbb
[ 5267.214413]  ? proc_dohung_task_timeout_secs+0x30/0x30
[ 5267.215511]  kthread+0xf4/0x120
[ 5267.216459]  ? kthread_complete_and_exit+0x20/0x20
[ 5267.217505]  ret_from_fork+0x22/0x30
[ 5267.218459]  </TASK>

Fixes: f0db789287 ("i40evf: use netdev variable in reset task")
Signed-off-by: Przemyslaw Patynowski <przemyslawx.patynowski@intel.com>
Signed-off-by: Jedrzej Jagielski <jedrzej.jagielski@intel.com>
Tested-by: Marek Szlosek <marek.szlosek@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2022-08-12 08:22:55 -07:00
Przemyslaw Patynowski
541a1af451 iavf: Fix NULL pointer dereference in iavf_get_link_ksettings
Fix possible NULL pointer dereference, due to freeing of adapter->vf_res
in iavf_init_get_resources. Previous commit introduced a regression,
where receiving IAVF_ERR_ADMIN_QUEUE_NO_WORK from iavf_get_vf_config
would free adapter->vf_res. However, netdev is still registered, so
ethtool_ops can be called. Calling iavf_get_link_ksettings with no vf_res,
will result with:
[ 9385.242676] BUG: kernel NULL pointer dereference, address: 0000000000000008
[ 9385.242683] #PF: supervisor read access in kernel mode
[ 9385.242686] #PF: error_code(0x0000) - not-present page
[ 9385.242690] PGD 0 P4D 0
[ 9385.242696] Oops: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC PTI
[ 9385.242701] CPU: 6 PID: 3217 Comm: pmdalinux Kdump: loaded Tainted: G S          E     5.18.0-04958-ga54ce3703613-dirty #1
[ 9385.242708] Hardware name: Dell Inc. PowerEdge R730/0WCJNT, BIOS 2.11.0 11/02/2019
[ 9385.242710] RIP: 0010:iavf_get_link_ksettings+0x29/0xd0 [iavf]
[ 9385.242745] Code: 00 0f 1f 44 00 00 b8 01 ef ff ff 48 c7 46 30 00 00 00 00 48 c7 46 38 00 00 00 00 c6 46 0b 00 66 89 46 08 48 8b 87 68 0e 00 00 <f6> 40 08 80 75 50 8b 87 5c 0e 00 00 83 f8 08 74 7a 76 1d 83 f8 20
[ 9385.242749] RSP: 0018:ffffc0560ec7fbd0 EFLAGS: 00010246
[ 9385.242755] RAX: 0000000000000000 RBX: ffffc0560ec7fc08 RCX: 0000000000000000
[ 9385.242759] RDX: ffffffffc0ad4550 RSI: ffffc0560ec7fc08 RDI: ffffa0fc66674000
[ 9385.242762] RBP: 00007ffd1fb2bf50 R08: b6a2d54b892363ee R09: ffffa101dc14fb00
[ 9385.242765] R10: 0000000000000000 R11: 0000000000000004 R12: ffffa0fc66674000
[ 9385.242768] R13: 0000000000000000 R14: ffffa0fc66674000 R15: 00000000ffffffa1
[ 9385.242771] FS:  00007f93711a2980(0000) GS:ffffa0fad72c0000(0000) knlGS:0000000000000000
[ 9385.242775] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9385.242778] CR2: 0000000000000008 CR3: 0000000a8e61c003 CR4: 00000000003706e0
[ 9385.242781] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9385.242784] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9385.242787] Call Trace:
[ 9385.242791]  <TASK>
[ 9385.242793]  ethtool_get_settings+0x71/0x1a0
[ 9385.242814]  __dev_ethtool+0x426/0x2f40
[ 9385.242823]  ? slab_post_alloc_hook+0x4f/0x280
[ 9385.242836]  ? kmem_cache_alloc_trace+0x15d/0x2f0
[ 9385.242841]  ? dev_ethtool+0x59/0x170
[ 9385.242848]  dev_ethtool+0xa7/0x170
[ 9385.242856]  dev_ioctl+0xc3/0x520
[ 9385.242866]  sock_do_ioctl+0xa0/0xe0
[ 9385.242877]  sock_ioctl+0x22f/0x320
[ 9385.242885]  __x64_sys_ioctl+0x84/0xc0
[ 9385.242896]  do_syscall_64+0x3a/0x80
[ 9385.242904]  entry_SYSCALL_64_after_hwframe+0x46/0xb0
[ 9385.242918] RIP: 0033:0x7f93702396db
[ 9385.242923] Code: 73 01 c3 48 8b 0d ad 57 38 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d 57 38 00 f7 d8 64 89 01 48
[ 9385.242927] RSP: 002b:00007ffd1fb2bf18 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 9385.242932] RAX: ffffffffffffffda RBX: 000055671b1d2fe0 RCX: 00007f93702396db
[ 9385.242935] RDX: 00007ffd1fb2bf20 RSI: 0000000000008946 RDI: 0000000000000007
[ 9385.242937] RBP: 00007ffd1fb2bf20 R08: 0000000000000003 R09: 0030763066307330
[ 9385.242940] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd1fb2bf80
[ 9385.242942] R13: 0000000000000007 R14: 0000556719f6de90 R15: 00007ffd1fb2c1b0
[ 9385.242948]  </TASK>
[ 9385.242949] Modules linked in: iavf(E) xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nft_compat nf_nat_tftp nft_objref nf_conntrack_tftp bridge stp llc nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nf_tables rfkill nfnetlink vfat fat irdma ib_uverbs ib_core intel_rapl_msr intel_rapl_common sb_edac x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm iTCO_wdt iTCO_vendor_support ice irqbypass crct10dif_pclmul crc32_pclmul ghash_clmulni_intel rapl i40e pcspkr intel_cstate joydev mei_me intel_uncore mxm_wmi mei ipmi_ssif lpc_ich ipmi_si acpi_power_meter xfs libcrc32c mgag200 i2c_algo_bit drm_shmem_helper drm_kms_helper sd_mod t10_pi crc64_rocksoft crc64 syscopyarea sg sysfillrect sysimgblt fb_sys_fops drm ixgbe ahci libahci libata crc32c_intel mdio dca wmi dm_mirror dm_region_hash dm_log dm_mod ipmi_devintf ipmi_msghandler fuse
[ 9385.243065]  [last unloaded: iavf]

Dereference happens in if (ADV_LINK_SUPPORT(adapter)) statement

Fixes: 209f2f9c71 ("iavf: Add support for VIRTCHNL_VF_OFFLOAD_VLAN_V2 negotiation")
Signed-off-by: Przemyslaw Patynowski <przemyslawx.patynowski@intel.com>
Signed-off-by: Jedrzej Jagielski <jedrzej.jagielski@intel.com>
Tested-by: Marek Szlosek <marek.szlosek@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2022-08-12 08:22:55 -07:00
Przemyslaw Patynowski
419831617e iavf: Fix adminq error handling
iavf_alloc_asq_bufs/iavf_alloc_arq_bufs allocates with dma_alloc_coherent
memory for VF mailbox.
Free DMA regions for both ASQ and ARQ in case error happens during
configuration of ASQ/ARQ registers.
Without this change it is possible to see when unloading interface:
74626.583369: dma_debug_device_change: device driver has pending DMA allocations while released from device [count=32]
One of leaked entries details: [device address=0x0000000b27ff9000] [size=4096 bytes] [mapped with DMA_BIDIRECTIONAL] [mapped as coherent]

Fixes: d358aa9a7a ("i40evf: init code and hardware support")
Signed-off-by: Przemyslaw Patynowski <przemyslawx.patynowski@intel.com>
Signed-off-by: Jedrzej Jagielski <jedrzej.jagielski@intel.com>
Tested-by: Marek Szlosek <marek.szlosek@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2022-08-12 08:22:55 -07:00
Jason A. Donenfeld
9019b4f6d9
wireguard: selftests: set CONFIG_NONPORTABLE on riscv32
When the CONFIG_PORTABLE/CONFIG_NONPORTABLE switches were added, various
configs were updated, but the wireguard config was forgotten about. This
leads to unbootable test kernels, causing CI fails. Add
CONFIG_NONPORTABLE=y to the wireguard test suite configuration for
riscv32.

Fixes: 44c1e84a38 ("RISC-V: Add CONFIG_{NON,}PORTABLE")
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20220809145757.83673-1-Jason@zx2c4.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
2022-08-12 07:47:12 -07:00
Atish Patra
8f5cb44b1b
RISC-V: KVM: Support sstc extension
Sstc extension allows the guest to program the vstimecmp CSR directly
instead of making an SBI call to the hypervisor to program the next
event. The timer interrupt is also directly injected to the guest by
the hardware in this case. To maintain backward compatibility, the
hypervisors also update the vstimecmp in an SBI set_time call if
the hardware supports it. Thus, the older kernels in guest also
take advantage of the sstc extension.

Reviewed-by: Anup Patel <anup@brainfault.org>
Signed-off-by: Atish Patra <atishp@rivosinc.com>
Acked-by: Anup Patel <anup@brainfault.org>
Link: https://lore.kernel.org/all/CAAhSdy2mb6wyqy0NAn9BcTWKMYEc0Z4zU3s3j7oNqBz6eDQ9sg@mail.gmail.com/
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
2022-08-12 07:43:57 -07:00
Pablo Neira Ayuso
5a2f3dc318 netfilter: nf_tables: validate NFTA_SET_ELEM_OBJREF based on NFT_SET_OBJECT flag
If the NFTA_SET_ELEM_OBJREF netlink attribute is present and
NFT_SET_OBJECT flag is set on, report EINVAL.

Move existing sanity check earlier to validate that NFT_SET_OBJECT
requires NFTA_SET_ELEM_OBJREF.

Fixes: 8aeff920dc ("netfilter: nf_tables: add stateful object reference to set elements")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2022-08-12 16:32:16 +02:00
Palmer Dabbelt
9801002f76
perf: riscv_pmu{,_sbi}: Miscallenous improvement & fixes
A series of mostly-independent fixes and cleanups for the RISC-V PMU
drivers.

Link: https://lore.kernel.org/lkml/CAAhSdy23vE8+HxU5Jxy2rBMjy3rBTrJt_4sriuROac_sEESSVw@mail.gmail.com/T/#m9de15aef1b65ae6155fa33ea1239578ef463c2a2

* palmer/riscv-pmu:
  RISC-V: Improve SBI definitions
  RISC-V: Move counter info definition to sbi header file
  RISC-V: Fix SBI PMU calls for RV32
  RISC-V: Update user page mapping only once during start
  RISC-V: Fix counter restart during overflow for RV32
2022-08-12 07:17:38 -07:00
Martin Liška
1bf7d836e5 perf record: Improve error message of -p not_existing_pid
When one uses -p $not_existing_pid, the output of --help is printed:

  $ perf record -p 123456789 2>&1 | head -n3

   Usage: perf record [<options>] [<command>]
      or: perf record [<options>] -- <command> [<options>]

Let's change it something similar what perf top -p $not_existing_pid
prints:

  $ ./perf top -p 123456789 --stdio
  Error:
  Couldn't create thread/CPU maps: No such process

Newly suggested error message:

  $ ./perf record -p 123456789
  Couldn't create thread/CPU maps: No such process

Signed-off-by: Martin Liška <mliska@suse.cz>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Link: http://lore.kernel.org/lkml/8e00eda1-4de0-2c44-ce67-d4df48ac1f7c@suse.cz
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-08-12 10:27:21 -03:00