- 07 Jun, 2024 5 commits
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Ian Rogers authored
Reduce the scope of stat_options to cmd_stat, and pass as an argument to __cmd_record. This is done to make more localized changes to the options in later patches. A side-effect of the change is to reduce the size of a stripped PIE perf binary by 5952 bytes. The savings come mainly in the dynamic relocation section. Signed-off-by: Ian Rogers <irogers@google.com> Cc: Stephane Eranian <eranian@google.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240605063828.195700-1-irogers@google.com
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Ian Rogers authored
Data may have lots of overlapping mmaps. The regular insert adds at the end and relies on a later sort. For data with overlapping mappings the sort will happen during a subsequent maps__find or __maps__fixup_overlap_and_insert, there's never a period where the inserted maps buffer up and a single sort happens. To avoid back to back sorts, maintain the sort order when fixing up and inserting. Previously the first_ending_after search was O(log n) where n is the size of maps, and the insert was O(1) but because of the continuous sorting was becoming O(n*log(n)). With maintaining sort order, the insert now becomes O(n) for a memmove. For a perf report on a perf.data file containing overlapping mappings the time numbers are: Before: real 0m5.894s user 0m5.650s sys 0m0.231s After: real 0m0.675s user 0m0.454s sys 0m0.196s Signed-off-by: Ian Rogers <irogers@google.com> Reviewed-by: James Clark <james.clark@arm.com> Cc: Steinar H . Gunderson <sesse@google.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240521165109.708593-4-irogers@google.com
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Ian Rogers authored
When an 'after' map is generated the 'new' map must be before it so terminate iterating and don't resort. If the entry 'pos' is entirely overlapped by the 'new' mapping then don't remove and insert the mapping, just replace - again to remove sorting. For a perf report on a perf.data file containing overlapping mappings the time numbers are: Before: real 0m9.856s user 0m9.637s sys 0m0.204s After: real 0m5.894s user 0m5.650s sys 0m0.231s Signed-off-by: Ian Rogers <irogers@google.com> Reviewed-by: James Clark <james.clark@arm.com> Cc: Steinar H . Gunderson <sesse@google.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240521165109.708593-3-irogers@google.com
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Ian Rogers authored
In the case 'before' and 'after' are broken out from pos, maps_by_address may be changed by __maps__insert, as such it needs re-reading. Don't ignore the return value from __maps_insert. Fixes: 659ad349 ("perf maps: Switch from rbtree to lazily sorted array for addresses") Signed-off-by: Ian Rogers <irogers@google.com> Reviewed-by: James Clark <james.clark@arm.com> Cc: Steinar H . Gunderson <sesse@google.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240521165109.708593-2-irogers@google.com
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Lucas Stach authored
dd1b5278 ("net: add location to trace_consume_skb()") added a new parameter to the consume_skb tracepoint. Adapt the script to match. Signed-off-by: Lucas Stach <l.stach@pengutronix.de> Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: kernel@pengutronix.de Cc: patchwork-lst@pengutronix.de Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240605144442.1985270-1-l.stach@pengutronix.de
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- 06 Jun, 2024 1 commit
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Clément Le Goffic authored
Compiling perf tool with 'DEBUG_PARSER=1' leads to errors: $> make -C tools/perf PARSER_DEBUG=1 NO_LIBTRACEEVENT=1 ... CC util/expr-flex.o CC util/expr.o util/parse-events.c:33:12: error: redundant redeclaration of ‘parse_events_debug’ [-Werror=redundant-decls] 33 | extern int parse_events_debug; | ^~~~~~~~~~~~~~~~~~ In file included from util/parse-events.c:18: util/parse-events-bison.h:43:12: note: previous declaration of ‘parse_events_debug’ with type ‘int’ 43 | extern int parse_events_debug; | ^~~~~~~~~~~~~~~~~~ util/expr.c:27:12: error: redundant redeclaration of ‘expr_debug’ [-Werror=redundant-decls] 27 | extern int expr_debug; | ^~~~~~~~~~ In file included from util/expr.c:11: util/expr-bison.h:43:12: note: previous declaration of ‘expr_debug’ with type ‘int’ 43 | extern int expr_debug; | ^~~~~~~~~~ cc-1: all warnings being treated as errors Remove extern declaration from the parse-envents.c file as there is a conflict with the ones generated using bison and yacc tools from the file parse-events.[ly]. Signed-off-by: Clément Le Goffic <clement.legoffic@foss.st.com> Reviewed-by: Ian Rogers <irogers@google.com> Cc: James Clark <james.clark@arm.com> Cc: John Garry <john.g.garry@oracle.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240605140453.614862-1-clement.legoffic@foss.st.com
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- 05 Jun, 2024 1 commit
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Dr. David Alan Gilbert authored
'hisi_ptt_queue' has been unused since the original commit 5e91e57e ("perf auxtrace arm64: Add support for parsing HiSilicon PCIe Trace packet"). Remove it. Signed-off-by: Dr. David Alan Gilbert <linux@treblig.org> Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Reviewed-by: Ian Rogers <irogers@google.com> Cc: yangyicong@hisilicon.com Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240602000709.213116-1-linux@treblig.org
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- 04 Jun, 2024 2 commits
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Dr. David Alan Gilbert authored
'options' has been unused since commit fa7f7e73 ("perf jit: Move test functionality in to a test"). Remove it. Signed-off-by: Dr. David Alan Gilbert <linux@treblig.org> Reviewed-by: Ian Rogers <irogers@google.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240602000505.213032-1-linux@treblig.org
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Nick Forrington authored
Change "perf lock info" argument handling to: Display both map and thread info (rather than an error) when neither are specified. Display both map and thread info (rather than just thread info) when both are requested. Signed-off-by: Nick Forrington <nick.forrington@arm.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240513091413.738537-2-nick.forrington@arm.com
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- 30 May, 2024 6 commits
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Ian Rogers authored
Allow filters to be added to perf top events. One use is to workaround issues with: ``` $ perf top --uid="$(id -u)" ``` which tries to scan /proc find processes belonging to the uid and can fail in such a pid terminates between the scan and the perf_event_open reporting: ``` Error: The sys_perf_event_open() syscall returned with 3 (No such process) for event (cycles:P). /bin/dmesg | grep -i perf may provide additional information. ``` A similar filter: ``` $ perf top -e cycles:P --filter "uid == $(id -u)" ``` doesn't fail this way. Signed-off-by: Ian Rogers <irogers@google.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: John Fastabend <john.fastabend@gmail.com> Cc: Changbin Du <changbin.du@huawei.com> Cc: Yang Jihong <yangjihong1@huawei.com> Cc: Andrii Nakryiko <andrii@kernel.org> Cc: bpf@vger.kernel.org Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240524205227.244375-4-irogers@google.com
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Ian Rogers authored
Allow the BPF filter to use the uid and gid terms determined by the bpf_get_current_uid_gid BPF helper. For example, the following will record the cpu-clock event system wide discarding samples that don't belong to the current user. $ perf record -e cpu-clock --filter "uid == $(id -u)" -a sleep 0.1 Signed-off-by: Ian Rogers <irogers@google.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: John Fastabend <john.fastabend@gmail.com> Cc: Changbin Du <changbin.du@huawei.com> Cc: Yang Jihong <yangjihong1@huawei.com> Cc: Andrii Nakryiko <andrii@kernel.org> Cc: bpf@vger.kernel.org Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240524205227.244375-3-irogers@google.com
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Ian Rogers authored
Give the term types their own enum so that additional terms can be added that don't correspond to a PERF_SAMPLE_xx flag. The term values are numerically ascending rather than bit field positions, this means they need translating to a PERF_SAMPLE_xx bit field in certain places using a shift. Signed-off-by: Ian Rogers <irogers@google.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: John Fastabend <john.fastabend@gmail.com> Cc: Changbin Du <changbin.du@huawei.com> Cc: Yang Jihong <yangjihong1@huawei.com> Cc: Andrii Nakryiko <andrii@kernel.org> Cc: bpf@vger.kernel.org Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240524205227.244375-2-irogers@google.com
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Ian Rogers authored
In general a read fills 4kb so filling the buffer is a 1 in 4096 operation, move it out of the io__get_char function to avoid some checking overhead and to better hint the function is good to inline. For perf's IO intensive internal (non-rigorous) benchmarks there's a small improvement to kallsyms-parsing with a default build. Before: ``` $ perf bench internals all Computing performance of single threaded perf event synthesis by synthesizing events on the perf process itself: Average synthesis took: 146.322 usec (+- 0.305 usec) Average num. events: 61.000 (+- 0.000) Average time per event 2.399 usec Average data synthesis took: 145.056 usec (+- 0.155 usec) Average num. events: 329.000 (+- 0.000) Average time per event 0.441 usec Average kallsyms__parse took: 162.313 ms (+- 0.599 ms) ... Computing performance of sysfs PMU event scan for 100 times Average core PMU scanning took: 53.720 usec (+- 7.823 usec) Average PMU scanning took: 375.145 usec (+- 23.974 usec) ``` After: ``` $ perf bench internals all Computing performance of single threaded perf event synthesis by synthesizing events on the perf process itself: Average synthesis took: 127.829 usec (+- 0.079 usec) Average num. events: 61.000 (+- 0.000) Average time per event 2.096 usec Average data synthesis took: 133.652 usec (+- 0.101 usec) Average num. events: 327.000 (+- 0.000) Average time per event 0.409 usec Average kallsyms__parse took: 150.415 ms (+- 0.313 ms) ... Computing performance of sysfs PMU event scan for 100 times Average core PMU scanning took: 47.790 usec (+- 1.178 usec) Average PMU scanning took: 376.945 usec (+- 23.683 usec) ``` Signed-off-by: Ian Rogers <irogers@google.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240519181716.4088459-1-irogers@google.com
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Changbin Du authored
PROT_NONE is also useful information, so do not omit the mmap prot even though it is 0. syscall_arg__scnprintf_mmap_prot() could print PROT_NONE for prot 0. Before: PROT_NONE is not shown. $ sudo perf trace -e syscalls:sys_enter_mmap --filter prot==0 -- ls 0.000 ls/2979231 syscalls:sys_enter_mmap(len: 4220888, flags: PRIVATE|ANONYMOUS) After: PROT_NONE is displayed. $ sudo perf trace -e syscalls:sys_enter_mmap --filter prot==0 -- ls 0.000 ls/2975708 syscalls:sys_enter_mmap(len: 4220888, prot: NONE, flags: PRIVATE|ANONYMOUS) Signed-off-by: Changbin Du <changbin.du@huawei.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240522033542.1359421-3-changbin.du@huawei.com
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Changbin Du authored
For some parameters, it is best to also display them when they are 0, e.g. flags. Here we only check the show_zero property and let arg printer handle special cases. Signed-off-by: Changbin Du <changbin.du@huawei.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240522033542.1359421-2-changbin.du@huawei.com
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- 29 May, 2024 1 commit
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Ian Rogers authored
Assorted typo fixes. Signed-off-by: Ian Rogers <irogers@google.com> Reviewed-by: James Clark <james.clark@arm.com> Cc: Changbin Du <changbin.du@huawei.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240521223555.858859-1-irogers@google.com
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- 28 May, 2024 4 commits
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Breno Leitao authored
Currently, the --no-desc option in perf list isn't functioning as intended. This issue arises from the overwriting of struct option->desc with the opposite value of struct option->long_desc. Consequently, whatever parse_options() returns at struct option->desc gets overridden later, rendering the --desc or --no-desc arguments ineffective. To resolve this, set ->desc as true by default and allow parse_options() to adjust it accordingly. This adjustment will fix the --no-desc option while preserving the functionality of the other parameters. Signed-off-by: Breno Leitao <leitao@debian.org> Reviewed-by: Ian Rogers <irogers@google.com> Cc: leit@meta.com Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240517141427.1905691-1-leitao@debian.org
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Ian Rogers authored
Use get_unaligned_leXX instead of leXX_to_cpu to handle unaligned pointers. Such pointers occur with libFuzzer testing. A similar change for intel-pt was done in: https://lore.kernel.org/r/20231005190451.175568-6-adrian.hunter@intel.comSigned-off-by: Ian Rogers <irogers@google.com> Reviewed-by: James Clark <james.clark@arm.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240514052402.3031871-1-irogers@google.com
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Ian Rogers authored
Test behavior of PMU names and comparisons wrt suffixes using Intel uncore_cha, marvell mrvl_ddr_pmu and S390's cpum_cf as examples. Signed-off-by: Ian Rogers <irogers@google.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: Ravi Bangoria <ravi.bangoria@amd.com> Cc: James Clark <james.clark@arm.com> Cc: Robin Murphy <robin.murphy@arm.com> Cc: Stephane Eranian <eranian@google.com> Cc: Will Deacon <will@kernel.org> Cc: Thomas Richter <tmricht@linux.ibm.com> Cc: Bharat Bhushan <bbhushan2@marvell.com> Cc: Bhaskara Budiredla <bbudiredla@marvell.com> Cc: Tuan Phan <tuanphan@os.amperecomputing.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240515060114.3268149-3-irogers@google.com
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Ian Rogers authored
The mrvl_ddr_pmu is uncore and has a hexadecimal address suffix while the previous PMU sorting/merging code assumes uncore PMU names start with uncore_ and have a decimal suffix. Because of the previous assumption it isn't possible to wildcard the mrvl_ddr_pmu. Modify pmu_name_len_no_suffix but also remove the suffix number out argument, this is because we don't know if a suffix number of say 100 is in hexadecimal or decimal. As the only use of the suffix number is in comparisons, it is safe there to compare the values as hexadecimal. Modify perf_pmu__match_ignoring_suffix so that hexadecimal suffixes are ignored. Only allow hexadecimal suffixes to be greater than length 2 (ie 3 or more) so that S390's cpum_cf PMU doesn't lose its suffix. Change the return type of pmu_name_len_no_suffix to size_t to workaround GCC incorrectly determining the result could be negative. Signed-off-by: Ian Rogers <irogers@google.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: Ravi Bangoria <ravi.bangoria@amd.com> Cc: James Clark <james.clark@arm.com> Cc: Robin Murphy <robin.murphy@arm.com> Cc: Stephane Eranian <eranian@google.com> Cc: Will Deacon <will@kernel.org> Cc: Thomas Richter <tmricht@linux.ibm.com> Cc: Bharat Bhushan <bbhushan2@marvell.com> Cc: Bhaskara Budiredla <bbudiredla@marvell.com> Cc: Tuan Phan <tuanphan@os.amperecomputing.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/20240515060114.3268149-2-irogers@google.com
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- 26 May, 2024 5 commits
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Linus Torvalds authored
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Kent Overstreet authored
percpu.h depends on smp.h, but doesn't include it directly because of circular header dependency issues; percpu.h is needed in a bunch of low level headers. This fixes a randconfig build error on mips: include/linux/alloc_tag.h: In function '__alloc_tag_ref_set': include/asm-generic/percpu.h:31:40: error: implicit declaration of function 'raw_smp_processor_id' [-Werror=implicit-function-declaration] Reported-by: kernel test robot <lkp@intel.com> Fixes: 24e44cc2 ("mm: percpu: enable per-cpu allocation tagging") Closes: https://lore.kernel.org/oe-kbuild-all/202405210052.DIrMXJNz-lkp@intel.com/Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Linus Torvalds authored
Merge tag 'perf-tools-fixes-for-v6.10-1-2024-05-26' of git://git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools Pull perf tool fix from Arnaldo Carvalho de Melo: "Revert a patch causing a regression. This made a simple 'perf record -e cycles:pp make -j199' stop working on the Ampere ARM64 system Linus uses to test ARM64 kernels". * tag 'perf-tools-fixes-for-v6.10-1-2024-05-26' of git://git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools: Revert "perf parse-events: Prefer sysfs/JSON hardware events over legacy"
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Arnaldo Carvalho de Melo authored
This reverts commit 617824a7. This made a simple 'perf record -e cycles:pp make -j199' stop working on the Ampere ARM64 system Linus uses to test ARM64 kernels, as discussed at length in the threads in the Link tags below. The fix provided by Ian wasn't acceptable and work to fix this will take time we don't have at this point, so lets revert this and work on it on the next devel cycle. Reported-by: Linus Torvalds <torvalds@linux-foundation.org> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Bhaskar Chowdhury <unixbhaskar@gmail.com> Cc: Ethan Adams <j.ethan.adams@gmail.com> Cc: Ian Rogers <irogers@google.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: James Clark <james.clark@arm.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Kan Liang <kan.liang@linux.intel.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Thomas Richter <tmricht@linux.ibm.com> Cc: Tycho Andersen <tycho@tycho.pizza> Cc: Yang Jihong <yangjihong@bytedance.com> Link: https://lore.kernel.org/lkml/CAHk-=wi5Ri=yR2jBVk-4HzTzpoAWOgstr1LEvg_-OXtJvXXJOA@mail.gmail.com Link: https://lore.kernel.org/lkml/CAHk-=wiWvtFyedDNpoV7a8Fq_FpbB+F5KmWK2xPY3QoYseOf_A@mail.gmail.comSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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git://git.samba.org/sfrench/cifs-2.6Linus Torvalds authored
Pull smb client fixes from Steve French: - two important netfs integration fixes - including for a data corruption and also fixes for multiple xfstests - reenable swap support over SMB3 * tag '6.10-rc-smb3-fixes-part2' of git://git.samba.org/sfrench/cifs-2.6: cifs: Fix missing set of remote_i_size cifs: Fix smb3_insert_range() to move the zero_point cifs: update internal version number smb3: reenable swapfiles over SMB3 mounts
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- 25 May, 2024 12 commits
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Linus Torvalds authored
Merge tag 'mm-hotfixes-stable-2024-05-25-09-13' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Pull misc fixes from Andrew Morton: "16 hotfixes, 11 of which are cc:stable. A few nilfs2 fixes, the remainder are for MM: a couple of selftests fixes, various singletons fixing various issues in various parts" * tag 'mm-hotfixes-stable-2024-05-25-09-13' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: mm/ksm: fix possible UAF of stable_node mm/memory-failure: fix handling of dissolved but not taken off from buddy pages mm: /proc/pid/smaps_rollup: avoid skipping vma after getting mmap_lock again nilfs2: fix potential hang in nilfs_detach_log_writer() nilfs2: fix unexpected freezing of nilfs_segctor_sync() nilfs2: fix use-after-free of timer for log writer thread selftests/mm: fix build warnings on ppc64 arm64: patching: fix handling of execmem addresses selftests/mm: compaction_test: fix bogus test success and reduce probability of OOM-killer invocation selftests/mm: compaction_test: fix incorrect write of zero to nr_hugepages selftests/mm: compaction_test: fix bogus test success on Aarch64 mailmap: update email address for Satya Priya mm/huge_memory: don't unpoison huge_zero_folio kasan, fortify: properly rename memintrinsics lib: add version into /proc/allocinfo output mm/vmalloc: fix vmalloc which may return null if called with __GFP_NOFAIL
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull irq fixes from Ingo Molnar: - Fix x86 IRQ vector leak caused by a CPU offlining race - Fix build failure in the riscv-imsic irqchip driver caused by an API-change semantic conflict - Fix use-after-free in irq_find_at_or_after() * tag 'irq-urgent-2024-05-25' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: genirq/irqdesc: Prevent use-after-free in irq_find_at_or_after() genirq/cpuhotplug, x86/vector: Prevent vector leak during CPU offline irqchip/riscv-imsic: Fixup riscv_ipi_set_virq_range() conflict
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipLinus Torvalds authored
Pull x86 fixes from Ingo Molnar: - Fix regressions of the new x86 CPU VFM (vendor/family/model) enumeration/matching code - Fix crash kernel detection on buggy firmware with non-compliant ACPI MADT tables - Address Kconfig warning * tag 'x86-urgent-2024-05-25' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/cpu: Fix x86_match_cpu() to match just X86_VENDOR_INTEL crypto: x86/aes-xts - switch to new Intel CPU model defines x86/topology: Handle bogus ACPI tables correctly x86/kconfig: Select ARCH_WANT_FRAME_POINTERS again when UNWINDER_FRAME_POINTER=y
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https://github.com/cminyard/linux-ipmiLinus Torvalds authored
Pull ipmi updates from Corey Minyard: "Mostly updates for deprecated interfaces, platform.remove and converting from a tasklet to a BH workqueue. Also use HAS_IOPORT for disabling inb()/outb()" * tag 'for-linus-6.10-1' of https://github.com/cminyard/linux-ipmi: ipmi: kcs_bmc_npcm7xx: Convert to platform remove callback returning void ipmi: kcs_bmc_aspeed: Convert to platform remove callback returning void ipmi: ipmi_ssif: Convert to platform remove callback returning void ipmi: ipmi_si_platform: Convert to platform remove callback returning void ipmi: ipmi_powernv: Convert to platform remove callback returning void ipmi: bt-bmc: Convert to platform remove callback returning void char: ipmi: handle HAS_IOPORT dependencies ipmi: Convert from tasklet to BH workqueue
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https://github.com/ceph/ceph-clientLinus Torvalds authored
Pull ceph updates from Ilya Dryomov: "A series from Xiubo that adds support for additional access checks based on MDS auth caps which were recently made available to clients. This is needed to prevent scenarios where the MDS quietly discards updates that a UID-restricted client previously (wrongfully) acked to the user. Other than that, just a documentation fixup" * tag 'ceph-for-6.10-rc1' of https://github.com/ceph/ceph-client: doc: ceph: update userspace command to get CephFS metadata ceph: add CEPHFS_FEATURE_MDS_AUTH_CAPS_CHECK feature bit ceph: check the cephx mds auth access for async dirop ceph: check the cephx mds auth access for open ceph: check the cephx mds auth access for setattr ceph: add ceph_mds_check_access() helper ceph: save cap_auths in MDS client when session is opened
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https://github.com/Paragon-Software-Group/linux-ntfs3Linus Torvalds authored
Pull ntfs3 updates from Konstantin Komarov: "Fixes: - reusing of the file index (could cause the file to be trimmed) - infinite dir enumeration - taking DOS names into account during link counting - le32_to_cpu conversion, 32 bit overflow, NULL check - some code was refactored Changes: - removed max link count info display during driver init Remove: - atomic_open has been removed for lack of use" * tag 'ntfs3_for_6.10' of https://github.com/Paragon-Software-Group/linux-ntfs3: fs/ntfs3: Break dir enumeration if directory contents error fs/ntfs3: Fix case when index is reused during tree transformation fs/ntfs3: Mark volume as dirty if xattr is broken fs/ntfs3: Always make file nonresident on fallocate call fs/ntfs3: Redesign ntfs_create_inode to return error code instead of inode fs/ntfs3: Use variable length array instead of fixed size fs/ntfs3: Use 64 bit variable to avoid 32 bit overflow fs/ntfs3: Check 'folio' pointer for NULL fs/ntfs3: Missed le32_to_cpu conversion fs/ntfs3: Remove max link count info display during driver init fs/ntfs3: Taking DOS names into account during link counting fs/ntfs3: remove atomic_open fs/ntfs3: use kcalloc() instead of kzalloc()
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git://git.samba.org/ksmbdLinus Torvalds authored
Pull smb server fixes from Steve French: "Two ksmbd server fixes, both for stable" * tag '6.10-rc-ksmbd-server-fixes' of git://git.samba.org/ksmbd: ksmbd: ignore trailing slashes in share paths ksmbd: avoid to send duplicate oplock break notifications
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git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linuxLinus Torvalds authored
Pull RTC updates from Alexandre Belloni: "There is one new driver and then most of the changes are the device tree bindings conversions to yaml. New driver: - Epson RX8111 Drivers: - Many Device Tree bindings conversions to dtschema - pcf8563: wakeup-source support" * tag 'rtc-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux: pcf8563: add wakeup-source support rtc: rx8111: handle VLOW flag rtc: rx8111: demote warnings to debug level rtc: rx6110: Constify struct regmap_config dt-bindings: rtc: convert trivial devices into dtschema dt-bindings: rtc: stmp3xxx-rtc: convert to dtschema dt-bindings: rtc: pxa-rtc: convert to dtschema rtc: Add driver for Epson RX8111 dt-bindings: rtc: Add Epson RX8111 rtc: mcp795: drop unneeded MODULE_ALIAS rtc: nuvoton: Modify part number value rtc: test: Split rtc unit test into slow and normal speed test dt-bindings: rtc: nxp,lpc1788-rtc: convert to dtschema dt-bindings: rtc: digicolor-rtc: move to trivial-rtc dt-bindings: rtc: alphascale,asm9260-rtc: convert to dtschema dt-bindings: rtc: armada-380-rtc: convert to dtschema rtc: cros-ec: provide ID table for avoiding fallback match
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git://git.kernel.org/pub/scm/linux/kernel/git/i3c/linuxLinus Torvalds authored
Pull i3c updates from Alexandre Belloni: "Runtime PM (power management) is improved and hot-join support has been added to the dw controller driver. Core: - Allow device driver to trigger controller runtime PM Drivers: - dw: hot-join support - svc: better IBI handling" * tag 'i3c/for-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/i3c/linux: i3c: dw: Add hot-join support. i3c: master: Enable runtime PM for master controller i3c: master: svc: fix invalidate IBI type and miss call client IBI handler i3c: master: svc: change ENXIO to EAGAIN when IBI occurs during start frame i3c: Add comment for -EAGAIN in i3c_device_do_priv_xfers()
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git://git.kernel.org/pub/scm/linux/kernel/git/rw/ubifsLinus Torvalds authored
Pull jffs2 updates from Richard Weinberger: - Fix illegal memory access in jffs2_free_inode() - Kernel-doc fixes - print symbolic error names * tag 'jffs2-for-linus-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/ubifs: jffs2: Fix potential illegal address access in jffs2_free_inode jffs2: Simplify the allocation of slab caches jffs2: nodemgmt: fix kernel-doc comments jffs2: print symbolic error name instead of error code
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git://git.kernel.org/pub/scm/linux/kernel/git/uml/linuxLinus Torvalds authored
Pull UML updates from Richard Weinberger: - Fixes for -Wmissing-prototypes warnings and further cleanup - Remove callback returning void from rtc and virtio drivers - Fix bash location * tag 'uml-for-linus-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/uml/linux: (26 commits) um: virtio_uml: Convert to platform remove callback returning void um: rtc: Convert to platform remove callback returning void um: Remove unused do_get_thread_area function um: Fix -Wmissing-prototypes warnings for __vdso_* um: Add an internal header shared among the user code um: Fix the declaration of kasan_map_memory um: Fix the -Wmissing-prototypes warning for get_thread_reg um: Fix the -Wmissing-prototypes warning for __switch_mm um: Fix -Wmissing-prototypes warnings for (rt_)sigreturn um: Stop tracking host PID in cpu_tasks um: process: remove unused 'n' variable um: vector: remove unused len variable/calculation um: vector: fix bpfflash parameter evaluation um: slirp: remove set but unused variable 'pid' um: signal: move pid variable where needed um: Makefile: use bash from the environment um: Add winch to winch_handlers before registering winch IRQ um: Fix -Wmissing-prototypes warnings for __warp_* and foo um: Fix -Wmissing-prototypes warnings for text_poke* um: Move declarations to proper headers ...
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https://gitlab.freedesktop.org/drm/kernelLinus Torvalds authored
Pull drm fixes from Dave Airlie: "Some fixes for the end of the merge window, mostly amdgpu and panthor, with one nouveau uAPI change that fixes a bad decision we made a few months back. nouveau: - fix bo metadata uAPI for vm bind panthor: - Fixes for panthor's heap logical block. - Reset on unrecoverable fault - Fix VM references. - Reset fix. xlnx: - xlnx compile and doc fixes. amdgpu: - Handle vbios table integrated info v2.3 amdkfd: - Handle duplicate BOs in reserve_bo_and_cond_vms - Handle memory limitations on small APUs dp/mst: - MST null deref fix. bridge: - Don't let next bridge create connector in adv7511 to make probe work" * tag 'drm-next-2024-05-25' of https://gitlab.freedesktop.org/drm/kernel: drm/amdgpu/atomfirmware: add intergrated info v2.3 table drm/mst: Fix NULL pointer dereference at drm_dp_add_payload_part2 drm/amdkfd: Let VRAM allocations go to GTT domain on small APUs drm/amdkfd: handle duplicate BOs in reserve_bo_and_cond_vms drm/bridge: adv7511: Attach next bridge without creating connector drm/buddy: Fix the warn on's during force merge drm/nouveau: use tile_mode and pte_kind for VM_BIND bo allocations drm/panthor: Call panthor_sched_post_reset() even if the reset failed drm/panthor: Reset the FW VM to NULL on unplug drm/panthor: Keep a ref to the VM at the panthor_kernel_bo level drm/panthor: Force an immediate reset on unrecoverable faults drm/panthor: Document drm_panthor_tiler_heap_destroy::handle validity constraints drm/panthor: Fix an off-by-one in the heap context retrieval logic drm/panthor: Relax the constraints on the tiler chunk size drm/panthor: Make sure the tiler initial/max chunks are consistent drm/panthor: Fix tiler OOM handling to allow incremental rendering drm: xlnx: zynqmp_dpsub: Fix compilation error drm: xlnx: zynqmp_dpsub: Fix few function comments
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- 24 May, 2024 3 commits
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David Howells authored
Occasionally, the generic/001 xfstest will fail indicating corruption in one of the copy chains when run on cifs against a server that supports FSCTL_DUPLICATE_EXTENTS_TO_FILE (eg. Samba with a share on btrfs). The problem is that the remote_i_size value isn't updated by cifs_setsize() when called by smb2_duplicate_extents(), but i_size *is*. This may cause cifs_remap_file_range() to then skip the bit after calling ->duplicate_extents() that sets sizes. Fix this by calling netfs_resize_file() in smb2_duplicate_extents() before calling cifs_setsize() to set i_size. This means we don't then need to call netfs_resize_file() upon return from ->duplicate_extents(), but we also fix the test to compare against the pre-dup inode size. [Note that this goes back before the addition of remote_i_size with the netfs_inode struct. It should probably have been setting cifsi->server_eof previously.] Fixes: cfc63fc8 ("smb3: fix cached file size problems in duplicate extents (reflink)") Signed-off-by: David Howells <dhowells@redhat.com> cc: Steve French <sfrench@samba.org> cc: Paulo Alcantara <pc@manguebit.com> cc: Shyam Prasad N <nspmangalore@gmail.com> cc: Rohith Surabattula <rohiths.msft@gmail.com> cc: Jeff Layton <jlayton@kernel.org> cc: linux-cifs@vger.kernel.org cc: netfs@lists.linux.dev Signed-off-by: Steve French <stfrench@microsoft.com>
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David Howells authored
Fix smb3_insert_range() to move the zero_point over to the new EOF. Without this, generic/147 fails as reads of data beyond the old EOF point return zeroes. Fixes: 3ee1a1fc ("cifs: Cut over to using netfslib") Signed-off-by: David Howells <dhowells@redhat.com> cc: Shyam Prasad N <nspmangalore@gmail.com> cc: Rohith Surabattula <rohiths.msft@gmail.com> cc: Jeff Layton <jlayton@kernel.org> cc: linux-cifs@vger.kernel.org cc: netfs@lists.linux.dev Signed-off-by: Steve French <stfrench@microsoft.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mmLinus Torvalds authored
Pull more mm updates from Andrew Morton: "Jeff Xu's implementation of the mseal() syscall" * tag 'mm-stable-2024-05-24-11-49' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: selftest mm/mseal read-only elf memory segment mseal: add documentation selftest mm/mseal memory sealing mseal: add mseal syscall mseal: wire up mseal syscall
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