- 27 Apr, 2024 12 commits
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Ian Rogers authored
It was requested that RISC-V be able to add events to the perf tool so the PMU driver didn't need to map legacy events to config encodings: https://lore.kernel.org/lkml/20240217005738.3744121-1-atishp@rivosinc.com/ This change makes the priority of events specified without a PMU the same as those specified with a PMU, namely sysfs and JSON events are checked first before using the legacy encoding. The hw_term is made more generic as a hardware_event that encodes a pair of string and int value, allowing parse_events_multi_pmu_add to fall back on a known encoding when the sysfs/JSON adding fails for core events. As this covers PE_VALUE_SYM_HW, that token is removed and related code simplified. Signed-off-by: Ian Rogers <irogers@google.com> Reviewed-by: Kan Liang <kan.liang@linux.intel.com> Tested-by: Atish Patra <atishp@rivosinc.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Beeman Strong <beeman@rivosinc.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: James Clark <james.clark@arm.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://lore.kernel.org/r/20240416061533.921723-10-irogers@google.comSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Ian Rogers authored
Allow the term list to be const so that other functions can pass const term lists. Add const as necessary to called functions. Signed-off-by: Ian Rogers <irogers@google.com> Reviewed-by: Kan Liang <kan.liang@linux.intel.com> Tested-by: Atish Patra <atishp@rivosinc.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Beeman Strong <beeman@rivosinc.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: James Clark <james.clark@arm.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://lore.kernel.org/r/20240416061533.921723-9-irogers@google.comSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Ian Rogers authored
Avoid duplicate logic for name_or_raw and PE_TERM_HW by having a rule to turn PE_TERM_HW into a name_or_raw. Signed-off-by: Ian Rogers <irogers@google.com> Reviewed-by: Kan Liang <kan.liang@linux.intel.com> Tested-by: Atish Patra <atishp@rivosinc.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Beeman Strong <beeman@rivosinc.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: James Clark <james.clark@arm.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://lore.kernel.org/r/20240416061533.921723-8-irogers@google.comSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Ian Rogers authored
Prior behavior is to not look for legacy cache names in sysfs/JSON and to create events on all core PMUs. New behavior is to look for sysfs/JSON events first on all PMUs, for core PMUs add a legacy event if the sysfs/JSON event isn't present. This is done so that there is consistency with how event names in terms are handled and their prioritization of sysfs/JSON over legacy. It may make sense to use a legacy cache event name as an event name on a non-core PMU so we should allow it. Signed-off-by: Ian Rogers <irogers@google.com> Reviewed-by: Kan Liang <kan.liang@linux.intel.com> Tested-by: Atish Patra <atishp@rivosinc.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Beeman Strong <beeman@rivosinc.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: James Clark <james.clark@arm.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://lore.kernel.org/r/20240416061533.921723-7-irogers@google.comSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Ian Rogers authored
Switch from "cache-references" to "branches" in test as Intel has a sysfs event for "cache-references" and changing the priority for sysfs over legacy causes the test to fail. Signed-off-by: Ian Rogers <irogers@google.com> Reviewed-by: Kan Liang <kan.liang@linux.intel.com> Tested-by: Atish Patra <atishp@rivosinc.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Beeman Strong <beeman@rivosinc.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: James Clark <james.clark@arm.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://lore.kernel.org/r/20240416061533.921723-6-irogers@google.comSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Ian Rogers authored
Move all implementation to pmu code. Don't allocate a fnmatch wildcard pattern, matching ignoring the suffix already handles this, and only use fnmatch if the given PMU name has a '*' in it. Signed-off-by: Ian Rogers <irogers@google.com> Reviewed-by: Kan Liang <kan.liang@linux.intel.com> Tested-by: Atish Patra <atishp@rivosinc.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Beeman Strong <beeman@rivosinc.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: James Clark <james.clark@arm.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://lore.kernel.org/r/20240416061533.921723-5-irogers@google.comSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Ian Rogers authored
In parse_events_add_pmu, delay copying the list of terms until it is known the list contains terms. Signed-off-by: Ian Rogers <irogers@google.com> Reviewed-by: Kan Liang <kan.liang@linux.intel.com> Tested-by: Atish Patra <atishp@rivosinc.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Beeman Strong <beeman@rivosinc.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: James Clark <james.clark@arm.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://lore.kernel.org/r/20240416061533.921723-4-irogers@google.comSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Ian Rogers authored
Avoid passing the name of a PMU then finding it again, just directly pass the PMU. parse_events_multi_pmu_add_or_add_pmu() is the only version that needs to find a PMU, so move the find there. Remove the error message as parse_events_multi_pmu_add_or_add_pmu will given an error at the end when a name isn't either a PMU name or event name. Without the error message being created the location in the input parameter (loc) can be removed. Signed-off-by: Ian Rogers <irogers@google.com> Reviewed-by: Kan Liang <kan.liang@linux.intel.com> Tested-by: Atish Patra <atishp@rivosinc.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Beeman Strong <beeman@rivosinc.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: James Clark <james.clark@arm.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://lore.kernel.org/r/20240416061533.921723-3-irogers@google.comSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Ian Rogers authored
Factor out the case of an event or PMU name followed by a slash based term list. This is with a view to sharing the code with new legacy hardware parsing. Use early return to reduce indentation in the code. Make parse_events_add_pmu static now it doesn't need sharing with parse-events.y. Signed-off-by: Ian Rogers <irogers@google.com> Reviewed-by: Kan Liang <kan.liang@linux.intel.com> Tested-by: Atish Patra <atishp@rivosinc.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Beeman Strong <beeman@rivosinc.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: James Clark <james.clark@arm.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://lore.kernel.org/r/20240416061533.921723-2-irogers@google.comSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Adrian Hunter authored
Add a Python script to run a perf script command multiple times in parallel, using perf script options --cpu and --time so that each job processes a different chunk of the data. Extend perf script tests to test also the new script. The script supports the use of normal 'perf script' options like --dlfilter and --script, so that the benefit of running parallel jobs naturally extends to them also. In addition, a command can be provided (refer --pipe-to option) to pipe standard output to a custom command. Refer to the script's own help text at the end of the patch for more details. The script is useful for Intel PT traces, that can be efficiently decoded by 'perf script' when split by CPU and/or time ranges. Running jobs in parallel can decrease the overall decoding time. Committer testing: Ian reported that shellcheck found some issues, I installed it as there are no warnings about it not being available, but when available it fails the build with: TEST /tmp/build/perf-tools-next/tests/shell/script.sh.shellcheck_log CC /tmp/build/perf-tools-next/util/header.o In tests/shell/script.sh line 20: rm -rf "${temp_dir}/"* ^-------------^ SC2115 (warning): Use "${var:?}" to ensure this never expands to /* . In tests/shell/script.sh line 83: output1_dir="${temp_dir}/output1" ^---------^ SC2034 (warning): output1_dir appears unused. Verify use (or export if used externally). In tests/shell/script.sh line 84: output2_dir="${temp_dir}/output2" ^---------^ SC2034 (warning): output2_dir appears unused. Verify use (or export if used externally). In tests/shell/script.sh line 86: python3 "${pp}" -o "${output_dir}" --jobs 4 --verbose -- perf script -i "${perf_data}" ^-----------^ SC2154 (warning): output_dir is referenced but not assigned (did you mean 'output1_dir'?). For more information: https://www.shellcheck.net/wiki/SC2034 -- output1_dir appears unused. Verif... https://www.shellcheck.net/wiki/SC2115 -- Use "${var:?}" to ensure this nev... https://www.shellcheck.net/wiki/SC2154 -- output_dir is referenced but not ... Did these fixes: - rm -rf "${temp_dir}/"* + rm -rf "${temp_dir:?}/"* And: @@ -83,8 +83,8 @@ test_parallel_perf() output1_dir="${temp_dir}/output1" output2_dir="${temp_dir}/output2" perf record -o "${perf_data}" --sample-cpu uname - python3 "${pp}" -o "${output_dir}" --jobs 4 --verbose -- perf script -i "${perf_data}" - python3 "${pp}" -o "${output_dir}" --jobs 4 --verbose --per-cpu -- perf script -i "${perf_data}" + python3 "${pp}" -o "${output1_dir}" --jobs 4 --verbose -- perf script -i "${perf_data}" + python3 "${pp}" -o "${output2_dir}" --jobs 4 --verbose --per-cpu -- perf script -i "${perf_data}" After that: root@number:~# perf test -vv "perf script tests" 97: perf script tests: --- start --- test child forked, pid 4084139 DB test [ perf record: Woken up 1 times to write data ] [ perf record: Captured and wrote 0.032 MB /tmp/perf-test-script.T4MJDr0L6J/perf.data (7 samples) ] <SNIP> DB test [Success] parallel-perf test Linux [ perf record: Woken up 1 times to write data ] [ perf record: Captured and wrote 0.034 MB /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data (7 samples) ] Starting: perf script --time=,91898.301878499 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --time=91898.301878500,91898.301905999 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --time=91898.301906000,91898.301933499 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --time=91898.301933500, -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --time=91898.301878500,91898.301905999 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --time=91898.301906000,91898.301933499 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data There are 4 jobs: 2 completed, 2 running Finished: perf script --time=,91898.301878499 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --time=91898.301933500, -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data There are 4 jobs: 4 completed, 0 running All jobs finished successfully parallel-perf.py done Starting: perf script --cpu=0 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=1 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=2 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=3 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=0 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=1 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=2 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=3 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data There are 28 jobs: 4 completed, 0 running Starting: perf script --cpu=4 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=5 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=6 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=7 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=4 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=5 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=6 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=7 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data There are 28 jobs: 8 completed, 0 running Starting: perf script --cpu=8 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=9 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=10 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=11 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=8 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=9 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=10 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=11 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data There are 28 jobs: 12 completed, 0 running Starting: perf script --cpu=12 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=13 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=14 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=15 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=12 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=13 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=14 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=15 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data There are 28 jobs: 16 completed, 0 running Starting: perf script --cpu=16 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=17 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=18 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=19 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=16 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=17 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=18 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=19 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data There are 28 jobs: 20 completed, 0 running Starting: perf script --cpu=20 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=21 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=22 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=23 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=20 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=21 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=22 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=23 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data There are 28 jobs: 24 completed, 0 running Starting: perf script --cpu=24 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=25 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=26 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Starting: perf script --cpu=27 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=25 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=26 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data Finished: perf script --cpu=27 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data There are 28 jobs: 27 completed, 1 running Finished: perf script --cpu=24 -i /tmp/perf-test-script.T4MJDr0L6J/pp-perf.data There are 28 jobs: 28 completed, 0 running All jobs finished successfully parallel-perf.py done parallel-perf test [Success] --- Cleaning up --- ---- end(0) ---- 97: perf script tests : Ok root@number:~# Reviewed-by: Andi Kleen <ak@linux.intel.com> Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Ian Rogers <irogers@google.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240423133248.10206-1-adrian.hunter@intel.comSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Arnaldo Carvalho de Melo authored
The tools/lib/rbtree.c code came from the kernel, removing the EXPORT_SYMBOL() that make sense only there, unfortunately it is not being checked with tools/perf/check_headers.sh, will try to remedy this, till then pick the improvements from: b0687c11 ("lib/rbtree: use '+' instead of '|' for setting color.") That I noticed by doing: diff -u tools/lib/rbtree.c lib/rbtree.c diff -u tools/include/linux/rbtree_augmented.h include/linux/rbtree_augmented.h There is one other cases, but lets pick it in separate patches. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Ian Rogers <irogers@google.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Kan Liang <kan.liang@linux.intel.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Noah Goldstein <goldstein.w.n@gmail.com> Link: https://lore.kernel.org/lkml/ZigZzeFoukzRKG1Q@x1Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Arnaldo Carvalho de Melo authored
Before: root@x1:~# perf test 76 76: SPDX-License-Identifier: GPL-2.0 : Ok root@x1:~# After: root@x1:~# perf test 76 76: Add 'perf probe's, list and remove them. : Ok root@x1:~# Reviewed-by: Ian Rogers <irogers@google.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Athira Rajeev <atrajeev@linux.vnet.ibm.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Kajol Jain <kjain@linux.ibm.com> Cc: Michael Petlan <mpetlan@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Veronika Molnarova <vmolnaro@redhat.com> Link: https://lore.kernel.org/lkml/ZigRDKUGkcDqD-yW@x1Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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- 23 Apr, 2024 1 commit
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Arnaldo Carvalho de Melo authored
To pick up the changes from these csets: be482ff9 ("x86/bhi: Enumerate Branch History Injection (BHI) bug") 0f4a8376 ("x86/bhi: Define SPEC_CTRL_BHI_DIS_S") That cause no changes to tooling: $ tools/perf/trace/beauty/tracepoints/x86_msr.sh > x86_msr.before $ objdump -dS /tmp/build/perf-tools-next/util/amd-sample-raw.o > amd-sample-raw.o.before $ cp arch/x86/include/asm/msr-index.h tools/arch/x86/include/asm/msr-index.h $ make -C tools/perf O=/tmp/build/perf-tools-next <SNIP> CC /tmp/build/perf-tools-next/trace/beauty/tracepoints/x86_msr.o <SNIP> CC /tmp/build/perf-tools-next/util/amd-sample-raw.o <SNIP> $ objdump -dS /tmp/build/perf-tools-next/util/amd-sample-raw.o > amd-sample-raw.o.after $ tools/perf/trace/beauty/tracepoints/x86_msr.sh > x86_msr.after $ diff -u x86_msr.before x86_msr.after $ diff -u amd-sample-raw.o.before amd-sample-raw.o.after Just silences this perf build warning: Warning: Kernel ABI header differences: diff -u tools/arch/x86/include/asm/msr-index.h arch/x86/include/asm/msr-index.h Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Daniel Sneddon <daniel.sneddon@linux.intel.com> Cc: Ian Rogers <irogers@google.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Kan Liang <kan.liang@linux.intel.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Pawan Gupta <pawan.kumar.gupta@linux.intel.com> Cc: Thomas Gleixner <tglx@linutronix.de> Link: https://lore.kernel.org/lkml/ZifCnEZFx5MZQuIW@x1Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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- 22 Apr, 2024 2 commits
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Arnaldo Carvalho de Melo authored
To get the changes in: 2855c2a7 ("vhost-vdpa: change ioctl # for VDPA_GET_VRING_SIZE") 1496c470 ("vhost-vdpa: uapi to support reporting per vq size") To pick up these changes and support them: $ tools/perf/trace/beauty/vhost_virtio_ioctl.sh > before $ cp include/uapi/linux/vhost.h tools/perf/trace/beauty/include/uapi/linux/vhost.h $ tools/perf/trace/beauty/vhost_virtio_ioctl.sh > after $ diff -u before after --- before 2024-04-22 13:39:37.185674799 -0300 +++ after 2024-04-22 13:39:52.043344784 -0300 @@ -50,5 +50,6 @@ [0x7F] = "VDPA_GET_VRING_DESC_GROUP", [0x80] = "VDPA_GET_VQS_COUNT", [0x81] = "VDPA_GET_GROUP_NUM", + [0x82] = "VDPA_GET_VRING_SIZE", [0x8] = "NEW_WORKER", }; $ For instance, see how those 'cmd' ioctl arguments get translated, now VDPA_GET_VRING_SIZE will be as well: # perf trace -a -e ioctl --max-events=10 0.000 ( 0.011 ms): pipewire/2261 ioctl(fd: 60, cmd: SNDRV_PCM_HWSYNC, arg: 0x1) = 0 21.353 ( 0.014 ms): pipewire/2261 ioctl(fd: 60, cmd: SNDRV_PCM_HWSYNC, arg: 0x1) = 0 25.766 ( 0.014 ms): gnome-shell/2196 ioctl(fd: 14, cmd: DRM_I915_IRQ_WAIT, arg: 0x7ffe4a22c740) = 0 25.845 ( 0.034 ms): gnome-shel:cs0/2212 ioctl(fd: 14, cmd: DRM_I915_IRQ_EMIT, arg: 0x7fd43915dc70) = 0 25.916 ( 0.011 ms): gnome-shell/2196 ioctl(fd: 9, cmd: DRM_MODE_ADDFB2, arg: 0x7ffe4a22c8a0) = 0 25.941 ( 0.025 ms): gnome-shell/2196 ioctl(fd: 9, cmd: DRM_MODE_ATOMIC, arg: 0x7ffe4a22c840) = 0 32.915 ( 0.009 ms): gnome-shell/2196 ioctl(fd: 9, cmd: DRM_MODE_RMFB, arg: 0x7ffe4a22cf9c) = 0 42.522 ( 0.013 ms): gnome-shell/2196 ioctl(fd: 14, cmd: DRM_I915_IRQ_WAIT, arg: 0x7ffe4a22c740) = 0 42.579 ( 0.031 ms): gnome-shel:cs0/2212 ioctl(fd: 14, cmd: DRM_I915_IRQ_EMIT, arg: 0x7fd43915dc70) = 0 42.644 ( 0.010 ms): gnome-shell/2196 ioctl(fd: 9, cmd: DRM_MODE_ADDFB2, arg: 0x7ffe4a22c8a0) = 0 # This addresses this perf tools build warning: diff -u tools/perf/trace/beauty/include/uapi/linux/vhost.h include/uapi/linux/vhost.h But this specific process, usually boring, this time around catch a problem, namely the addition of VDPA_GET_VRING_SIZE used an ioctl number already taken, which went on unnoticed and only got caught when the tools/perf/trace/beauty/vhost_virtio_ioctl.sh script was run as part of the perf tools process of updating the tools copies of system headers it uses for creating id->string tables that, well, broke the perf tools build because there were multiple initializations in the strings table for the 0x80 entry... I'm adding here a link to the discussion, that is lacking in the fix for the reported problem, and a quote from one of the developers involved: "Thanks a lot for taking care of this! So given the header is actually buggy pls hang on to this change until I merge the fix for the header (you were CC'd on the patch). It's great we have this redundancy which allowed us to catch the bug in time, and many thanks to Namhyung Kim for reporting the issue!" This is here as a hint for anyone thinking about ways to automate checking these issues in a more automated way... ;-) Link: https://lore.kernel.org/lkml/ 20240402172151-mutt-send-email-mst@kernel.org Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Ian Rogers <irogers@google.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Michael S. Tsirkin <mst@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Zhu Lingshan <lingshan.zhu@intel.com> Link: https://lore.kernel.org/lkml/ZiaW-csEZLKK48BE@x1Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Arnaldo Carvalho de Melo authored
To pick up fixes sent via perf-tools, by Namhyung Kim. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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- 21 Apr, 2024 7 commits
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Linus Torvalds authored
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-miscLinus Torvalds authored
Pull char / misc driver fixes from Greg KH: "Here are some small char/misc and other driver fixes for 6.9-rc5. Included in here are the following: - binder driver fix for reported problem - speakup crash fix - mei driver fixes for reported problems - comdei driver fix - interconnect driver fixes - rtsx driver fix - peci.h kernel doc fix All of these have been in linux-next for over a week with no reported problems" * tag 'char-misc-6.9-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: peci: linux/peci.h: fix Excess kernel-doc description warning binder: check offset alignment in binder_get_object() comedi: vmk80xx: fix incomplete endpoint checking mei: vsc: Unregister interrupt handler for system suspend Revert "mei: vsc: Call wake_up() in the threaded IRQ handler" misc: rtsx: Fix rts5264 driver status incorrect when card removed mei: me: disable RPL-S on SPS and IGN firmwares speakup: Avoid crash on very long word interconnect: Don't access req_list while it's being manipulated interconnect: qcom: x1e80100: Remove inexistent ACV_PERF BCM
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-coreLinus Torvalds authored
Pull kernfs bugfix and documentation update from Greg KH: "Here are two changes for 6.9-rc5 that deal with "driver core" stuff, that do the following: - sysfs reference leak fix - embargoed-hardware-issues.rst update for Power Both of these have been in linux-next for over a week with no reported issues" * tag 'driver-core-6.9-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: Documentation: embargoed-hardware-issues.rst: Add myself for Power fs: sysfs: Fix reference leak in sysfs_break_active_protection()
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/ttyLinus Torvalds authored
Pull tty/serial driver fixes from Greg KH: "Here are some small tty and serial driver fixes for 6.9-rc5 that resolve a bunch of reported problems. Included in here are: - MAINTAINERS and .mailmap update for Richard Genoud - serial core regression fixes from 6.9-rc1 changes - pci id cleanups - serial core crash fix - stm32 driver fixes - 8250 driver fixes All of these have been in linux-next for a while with no reported problems" * tag 'tty-6.9-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: serial: stm32: Reset .throttled state in .startup() serial: stm32: Return IRQ_NONE in the ISR if no handling happend serial: core: Fix missing shutdown and startup for serial base port serial: core: Clearing the circular buffer before NULLifying it MAINTAINERS: mailmap: update Richard Genoud's email address serial/pmac_zilog: Remove flawed mitigation for rx irq flood serial: 8250_pci: Remove redundant PCI IDs serial: core: Fix regression when runtime PM is not enabled serial: mxs-auart: add spinlock around changing cts state serial: 8250_dw: Revert: Do not reclock if already at correct rate serial: 8250_lpc18xx: disable clks on error in probe()
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usbLinus Torvalds authored
Pull USB / Thunderbolt driver fixes from Greg KH: "Here are some small USB and Thunderbolt driver fixes for 6.9-rc5. Included in here are: - MAINTAINER file update for invalid email address - usb-serial device id updates - typec driver fixes - thunderbolt / usb4 driver fixes - usb core shutdown fixes - cdc-wdm driver revert for reported problem in -rc1 - usb gadget driver fixes - xhci driver fixes All of these have been in linux-next for a while with no reported problems" * tag 'usb-6.9-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (25 commits) USB: serial: option: add Telit FN920C04 rmnet compositions usb: dwc3: ep0: Don't reset resource alloc flag Revert "usb: cdc-wdm: close race between read and workqueue" USB: serial: option: add Rolling RW101-GL and RW135-GL support USB: serial: option: add Lonsung U8300/U9300 product USB: serial: option: add support for Fibocom FM650/FG650 USB: serial: option: support Quectel EM060K sub-models USB: serial: option: add Fibocom FM135-GL variants usb: misc: onboard_usb_hub: Disable the USB hub clock on failure thunderbolt: Avoid notify PM core about runtime PM resume thunderbolt: Fix wake configurations after device unplug usb: dwc2: host: Fix dereference issue in DDMA completion flow. usb: typec: mux: it5205: Fix ChipID value typo MAINTAINERS: Drop Li Yang as their email address stopped working usb: gadget: fsl: Initialize udc before using it usb: Disable USB3 LPM at shutdown usb: gadget: f_ncm: Fix UAF ncm object at re-bind after usb ep transport error usb: typec: tcpm: Correct the PDO counting in pd_set usb: gadget: functionfs: Wait for fences before enqueueing DMABUF usb: gadget: functionfs: Fix inverted DMA fence direction ...
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull scheduler fix from Borislav Petkov: - Add a missing memory barrier in the concurrency ID mm switching * tag 'sched_urgent_for_v6.9_rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: sched: Add missing memory barrier in switch_mm_cid
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 fixes from Borislav Petkov: - Fix CPU feature dependencies of GFNI, VAES, and VPCLMULQDQ - Print the correct error code when FRED reports a bad event type - Add a FRED-specific INT80 handler without the special dances that need to happen in the current one - Enable the using-the-default-return-thunk-but-you-should-not warning only on configs which actually enable those special return thunks - Check the proper feature flags when selecting BHI retpoline mitigation * tag 'x86_urgent_for_v6.9_rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/cpufeatures: Fix dependencies for GFNI, VAES, and VPCLMULQDQ x86/fred: Fix incorrect error code printout in fred_bad_type() x86/fred: Fix INT80 emulation for FRED x86/retpolines: Enable the default thunk warning only on relevant configs x86/bugs: Fix BHI retpoline check
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- 20 Apr, 2024 6 commits
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git://git.kernel.dk/linuxLinus Torvalds authored
Pull block fixes from Jens Axboe: "Just two minor fixes that should go into the 6.9 kernel release, one fixing a regression with partition scanning errors, and one fixing a WARN_ON() that can get triggered if we race with a timer" * tag 'block-6.9-20240420' of git://git.kernel.dk/linux: blk-iocost: do not WARN if iocg was already offlined block: propagate partition scanning errors to the BLKRRPART ioctl
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git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsiLinus Torvalds authored
Pull email address update from James Bottomley: "My IBM email has stopped working, so update to a working email address" * tag 'email' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: MAINTAINERS: update to working email address
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git://git.kernel.org/pub/scm/virt/kvm/kvmLinus Torvalds authored
Pull kvm fixes from Paolo Bonzini: "This is a bit on the large side, mostly due to two changes: - Changes to disable some broken PMU virtualization (see below for details under "x86 PMU") - Clean up SVM's enter/exit assembly code so that it can be compiled without OBJECT_FILES_NON_STANDARD. This fixes a warning "Unpatched return thunk in use. This should not happen!" when running KVM selftests. Everything else is small bugfixes and selftest changes: - Fix a mostly benign bug in the gfn_to_pfn_cache infrastructure where KVM would allow userspace to refresh the cache with a bogus GPA. The bug has existed for quite some time, but was exposed by a new sanity check added in 6.9 (to ensure a cache is either GPA-based or HVA-based). - Drop an unused param from gfn_to_pfn_cache_invalidate_start() that got left behind during a 6.9 cleanup. - Fix a math goof in x86's hugepage logic for KVM_SET_MEMORY_ATTRIBUTES that results in an array overflow (detected by KASAN). - Fix a bug where KVM incorrectly clears root_role.direct when userspace sets guest CPUID. - Fix a dirty logging bug in the where KVM fails to write-protect SPTEs used by a nested guest, if KVM is using Page-Modification Logging and the nested hypervisor is NOT using EPT. x86 PMU: - Drop support for virtualizing adaptive PEBS, as KVM's implementation is architecturally broken without an obvious/easy path forward, and because exposing adaptive PEBS can leak host LBRs to the guest, i.e. can leak host kernel addresses to the guest. - Set the enable bits for general purpose counters in PERF_GLOBAL_CTRL at RESET time, as done by both Intel and AMD processors. - Disable LBR virtualization on CPUs that don't support LBR callstacks, as KVM unconditionally uses PERF_SAMPLE_BRANCH_CALL_STACK when creating the perf event, and would fail on such CPUs. Tests: - Fix a flaw in the max_guest_memory selftest that results in it exhausting the supply of ucall structures when run with more than 256 vCPUs. - Mark KVM_MEM_READONLY as supported for RISC-V in set_memory_region_test" * tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (30 commits) KVM: Drop unused @may_block param from gfn_to_pfn_cache_invalidate_start() KVM: selftests: Add coverage of EPT-disabled to vmx_dirty_log_test KVM: x86/mmu: Fix and clarify comments about clearing D-bit vs. write-protecting KVM: x86/mmu: Remove function comments above clear_dirty_{gfn_range,pt_masked}() KVM: x86/mmu: Write-protect L2 SPTEs in TDP MMU when clearing dirty status KVM: x86/mmu: Precisely invalidate MMU root_role during CPUID update KVM: VMX: Disable LBR virtualization if the CPU doesn't support LBR callstacks perf/x86/intel: Expose existence of callback support to KVM KVM: VMX: Snapshot LBR capabilities during module initialization KVM: x86/pmu: Do not mask LVTPC when handling a PMI on AMD platforms KVM: x86: Snapshot if a vCPU's vendor model is AMD vs. Intel compatible KVM: x86: Stop compiling vmenter.S with OBJECT_FILES_NON_STANDARD KVM: SVM: Create a stack frame in __svm_sev_es_vcpu_run() KVM: SVM: Save/restore args across SEV-ES VMRUN via host save area KVM: SVM: Save/restore non-volatile GPRs in SEV-ES VMRUN via host save area KVM: SVM: Clobber RAX instead of RBX when discarding spec_ctrl_intercepted KVM: SVM: Drop 32-bit "support" from __svm_sev_es_vcpu_run() KVM: SVM: Wrap __svm_sev_es_vcpu_run() with #ifdef CONFIG_KVM_AMD_SEV KVM: SVM: Create a stack frame in __svm_vcpu_run() for unwinding KVM: SVM: Remove a useless zeroing of allocated memory ...
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git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linuxLinus Torvalds authored
Pull powerpc fixes from Michael Ellerman: - Fix wireguard loading failure on pre-Power10 due to Power10 crypto routines - Fix papr-vpd selftest failure due to missing variable initialization - Avoid unnecessary get/put in spapr_tce_platform_iommu_attach_dev() Thanks to Geetika Moolchandani, Jason Gunthorpe, Michal Suchánek, Nathan Lynch, and Shivaprasad G Bhat. * tag 'powerpc-6.9-3' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: selftests/powerpc/papr-vpd: Fix missing variable initialization powerpc/crypto/chacha-p10: Fix failure on non Power10 powerpc/iommu: Refactor spapr_tce_platform_iommu_attach_dev()
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git://git.kernel.org/pub/scm/linux/kernel/git/clk/linuxLinus Torvalds authored
Pull clk fixes from Stephen Boyd: "A couple clk driver fixes, a build fix, and a deadlock fix: - Mediatek mt7988 has broken PCIe because the wrong parent is used - Mediatek clk drivers may deadlock when registering their clks because the clk provider device is repeatedly runtime PM resumed and suspended during probe and clk registration. Resuming the clk provider device deadlocks with an ABBA deadlock due to genpd_lock and the clk prepare_lock. The fix is to keep the device runtime resumed while registering clks. - Another runtime PM related deadlock, this time with disabling unused clks during late init. We get an ABBA deadlock where a device is runtime PM resuming (or suspending) while the disabling of unused clks is happening in parallel. That runtime PM action calls into the clk framework and tries to grab the clk prepare_lock while the disabling of unused clks holds the prepare_lock and is waiting for that runtime PM action to complete. The fix is to runtime resume all the clk provider devices before grabbing the clk prepare_lock during disable unused. - A build fix to provide an empty devm_clk_rate_exclusive_get() function when CONFIG_COMMON_CLK=n" * tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux: clk: mediatek: mt7988-infracfg: fix clocks for 2nd PCIe port clk: mediatek: Do a runtime PM get on controllers during probe clk: Get runtime PM before walking tree for clk_summary clk: Get runtime PM before walking tree during disable_unused clk: Initialize struct clk_core kref earlier clk: Don't hold prepare_lock when calling kref_put() clk: Remove prepare_lock hold assertion in __clk_release() clk: Provide !COMMON_CLK dummy for devm_clk_rate_exclusive_get()
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James Bottomley authored
jejb@linux.ibm.com no longer works. Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
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- 19 Apr, 2024 12 commits
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Linus Torvalds authored
Merge tag 'perf-tools-fixes-for-v6.9-2024-04-19' of git://git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools Pull perf tools fixes from Namhyung Kim: "A random set of small bug fixes: - Fix perf annotate TUI when used with data type profiling - Work around BPF verifier about sighand lock checking And a set of kernel header synchronization" * tag 'perf-tools-fixes-for-v6.9-2024-04-19' of git://git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools: tools/include: Sync arm64 asm/cputype.h with the kernel sources tools/include: Sync asm-generic/bitops/fls.h with the kernel sources tools/include: Sync x86 asm/msr-index.h with the kernel sources tools/include: Sync x86 asm/irq_vectors.h with the kernel sources tools/include: Sync x86 CPU feature headers with the kernel sources tools/include: Sync uapi/sound/asound.h with the kernel sources tools/include: Sync uapi/linux/kvm.h and asm/kvm.h with the kernel sources tools/include: Sync uapi/linux/fs.h with the kernel sources tools/include: Sync uapi/drm/i915_drm.h with the kernel sources perf lock contention: Add a missing NULL check perf annotate: Make sure to call symbol__annotate2() in TUI
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git://git.kernel.org/pub/scm/linux/kernel/git/kees/linuxLinus Torvalds authored
Pull hardening fixes from Kees Cook: - Correctly disable UBSAN configs in configs/hardening (Nathan Chancellor) - Add missing signed integer overflow trap types to arm64 handler * tag 'hardening-v6.9-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux: ubsan: Add awareness of signed integer overflow traps configs/hardening: Disable CONFIG_UBSAN_SIGNED_WRAP configs/hardening: Fix disabling UBSAN configurations
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git://git.kernel.org/pub/scm/linux/kernel/git/jgg/iommufdLinus Torvalds authored
Pull iommufd fixes from Jason Gunthorpe: "Two fixes for the selftests: - CONFIG_IOMMUFD_TEST needs CONFIG_IOMMUFD_DRIVER to work - The kconfig fragment sshould include fault injection so the fault injection test can work" * tag 'for-linus-iommufd' of git://git.kernel.org/pub/scm/linux/kernel/git/jgg/iommufd: iommufd: Add config needed for iommufd_fail_nth iommufd: Add missing IOMMUFD_DRIVER kconfig for the selftest
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git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdmaLinus Torvalds authored
Pull rdma fixes from Jason Gunthorpe: - Add a missing mutex_destroy() in rxe - Enhance the debugging print for cm_destroy failures to help debug these - Fix mlx5 MAD processing in cases where multiport devices are running in switchedev mode * tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: RDMA/mlx5: Fix port number for counter query in multi-port configuration RDMA/cm: Print the old state when cm_destroy_id gets timeout RDMA/rxe: Fix the problem "mutex_destroy missing"
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git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fsLinus Torvalds authored
Pull fs/9p fixes from Eric Van Hensbergen: "This contains a reversion of one of the original 6.9 patches which seems to have been the cause of most of the instability. It also incorporates several fixes to legacy support and cache fixes. There are few additional changes to improve stability, but I want another week of testing before sending them upstream" * tag '9p-fixes-for-6.9-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs: fs/9p: drop inodes immediately on non-.L too fs/9p: Revert "fs/9p: fix dups even in uncached mode" fs/9p: remove erroneous nlink init from legacy stat2inode 9p: explicitly deny setlease attempts fs/9p: fix the cache always being enabled on files with qid flags fs/9p: translate O_TRUNC into OTRUNC fs/9p: only translate RWX permissions for plain 9P2000
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git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuseLinus Torvalds authored
Pull fuse fixes from Miklos Szeredi: - Fix two bugs in the new passthrough mode - Fix a statx bug introduced in v6.6 - Fix code documentation * tag 'fuse-fixes-6.9-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse: cuse: add kernel-doc comments to cuse_process_init_reply() fuse: fix leaked ENOSYS error on first statx call fuse: fix parallel dio write on file open in passthrough mode fuse: fix wrong ff->iomode state changes from parallel dio write
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git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linuxLinus Torvalds authored
Pull arm64 fixes from Catalin Marinas: - Fix a kernel fault during page table walking in huge_pte_alloc() with PTABLE_LEVELS=5 due to using p4d_offset() instead of p4d_alloc() - head.S fix and cleanup to disable the MMU before toggling the HCR_EL2.E2H bit when entering the kernel with the MMU on from the EFI stub. Changing this bit (currently from VHE to nVHE) causes some system registers as well as page table descriptors to be interpreted differently, potentially resulting in spurious MMU faults - Fix translation fault in swsusp_save() accessing MEMBLOCK_NOMAP memory ranges due to kernel_page_present() returning true in most configurations other than rodata_full == true, CONFIG_DEBUG_PAGEALLOC=y or CONFIG_KFENCE=y * tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: arm64: hibernate: Fix level3 translation fault in swsusp_save() arm64/head: Disable MMU at EL2 before clearing HCR_EL2.E2H arm64/head: Drop unnecessary pre-disable-MMU workaround arm64/hugetlb: Fix page table walk in huge_pte_alloc()
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git://git.kernel.org/pub/scm/linux/kernel/git/s390/linuxLinus Torvalds authored
Pull s390 updates from Alexander Gordeev: - Fix NULL pointer dereference in program check handler - Fake IRBs are important events relevant for problem analysis. Add traces when queueing and delivering - Fix a race condition in ccw_device_set_online() that can cause the online process to fail - Deferred condition code 1 response indicates that I/O was not started and should be retried. The current QDIO implementation handles a cc1 response as an error, resulting in a failed QDIO setup. Fix that by retrying the setup when a cc1 response is received * tag 's390-6.9-4' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: s390/mm: Fix NULL pointer dereference s390/cio: log fake IRB events s390/cio: fix race condition during online processing s390/qdio: handle deferred cc1
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Linus Torvalds authored
Merge tag 'bootconfig-fixes-v6.9-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace Pull bootconfig fixes from Masami Hiramatsu: - Fix potential static_command_line buffer overrun. Currently we allocate the memory for static_command_line based on "boot_command_line", but it will copy "command_line" into it. So we use the length of "command_line" instead of "boot_command_line" (as we previously did) - Use memblock_free_late() in xbc_exit() instead of memblock_free() after the buddy system is initialized - Fix a kerneldoc warning * tag 'bootconfig-fixes-v6.9-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace: bootconfig: Fix the kerneldoc of _xbc_exit() bootconfig: use memblock_free_late to free xbc memory to buddy init/main.c: Fix potential static_command_line memory overflow
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull thermal control fix from Rafael Wysocki: "This prevents the thermal debug code from attempting to divide by zero and corrects trip point statistics (Rafael Wysocki)" * tag 'thermal-6.9-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: thermal/debugfs: Add missing count increment to thermal_debug_tz_trip_up()
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git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/soundLinus Torvalds authored
Pull sound fixes from Takashi Iwai: "Things look calm and normal, we got handful HD-audio-related small fixes and a fix for MIDI 2.0 UMP handling" * tag 'sound-6.9-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: ALSA: seq: ump: Fix conversion from MIDI2 to MIDI1 UMP messages ALSA: hda/realtek - Enable audio jacks of Haier Boyue G42 with ALC269VC ALSA: hda/realtek: Add quirks for Huawei Matebook D14 NBLB-WAX9N ALSA: hda/realtek: Fix volumn control of ThinkBook 16P Gen4 ALSA: hda/realtek: Fixes for Asus GU605M and GA403U sound ALSA: hda/tas2781: Add new vendor_id and subsystem_id to support ThinkPad ICE-1 ALSA: hda/tas2781: correct the register for pow calibrated data ALSA: hda/realtek: Add quirk for HP SnowWhite laptops
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https://gitlab.freedesktop.org/drm/kernelLinus Torvalds authored
Pull drm fixes from Dave Airlie: "Regular week of fixes, seems to be about right for this time in the release cycle, amdgpu, and nouveau are the main one with some scattered fixes otherwise. ttm: - Stop pooling cached NUMA pages amdgpu: - Fix invalid resource->start check - USB-C DSC fix - Fix a potential UAF in VA IOCTL - Fix visible VRAM handling during faults amdkfd: - Fix memory leak in create_process failure radeon: - Silence UBSAN warnings from variable sized arrays nouveau: - dp: Don't probe DP ports twice - nv04: Fix OOB access - nv50: Disable AUX bus for disconnected DP ports - nvkm: Fix instmem race condition panel: - Don't unregister DSI devices in several drivers v3d: - Fix enabled_ns increment xe: - Fix bo leak on error path during fb init - Fix use-after-free due to order vm is put and destroyed" * tag 'drm-fixes-2024-04-19' of https://gitlab.freedesktop.org/drm/kernel: drm/radeon: silence UBSAN warning (v3) drm/radeon: make -fstrict-flex-arrays=3 happy drm/amdgpu: fix visible VRAM handling during faults drm/amdgpu: validate the parameters of bo mapping operations more clearly Revert "drm/amd/display: fix USB-C flag update after enc10 feature init" drm/amdkfd: Fix memory leak in create_process failure drm/amdgpu: remove invalid resource->start check v2 drm/xe/vm: prevent UAF with asid based lookup drm/xe: Fix bo leak in intel_fb_bo_framebuffer_init drm/panel: novatek-nt36682e: don't unregister DSI device drm/panel: visionox-rm69299: don't unregister DSI device drm/nouveau/dp: Don't probe eDP ports twice harder drm/nouveau/kms/nv50-: Disable AUX bus for disconnected DP ports drm/v3d: Don't increment `enabled_ns` twice drm/vmwgfx: Sort primary plane formats by order of preference drm/vmwgfx: Fix crtc's atomic check conditional drm/vmwgfx: Fix prime import/export drm/ttm: stop pooling cached NUMA pages v2 drm: nv04: Fix out of bounds access nouveau: fix instmem race condition around ptr stores
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