perf tests: Jiri Olsa: - Fix 'make -C tools/perf build-test' static build entry. perf record: Jiri Olsa: - Fix segfault in cpu_cache_level__read() when reading CPU topology. session: Mamatha Inamdar: - Properly propagate error when reading a perf.data file, it may not exist or the user may not have permissions, etc. perf probe: Masami Hiramatsu: - Skip same probe address for a given line. - Clear tev->nargs in clear_probe_trace_event(), fixing segfault. tools headers UAPI: Arnaldo Carvalho de Melo: - Sync headers, among them prctl.h, that introduces two new options that are now supported in the 'perf trace' prctl syscall args beautifiers. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQR2GiIUctdOfX2qHhGyPKLppCJ+JwUCXYYaMQAKCRCyPKLppCJ+ JzYeAP4zktg7kJSTcvLUkfKA48Qg83DagICXt2NIk/sAukmtLAD9G2bAuetz3fv3 aKD4okdp+RLDN+rpco7hSXeRVi0uLAI= =OCQm -----END PGP SIGNATURE----- Merge tag 'perf-urgent-for-mingo-5.4-20190921' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent Pull perf/urgent fixes from Arnaldo Carvalho de Melo: perf tests: Jiri Olsa: - Fix 'make -C tools/perf build-test' static build entry. perf record: Jiri Olsa: - Fix segfault in cpu_cache_level__read() when reading CPU topology. session: Mamatha Inamdar: - Properly propagate error when reading a perf.data file, it may not exist or the user may not have permissions, etc. perf probe: Masami Hiramatsu: - Skip same probe address for a given line. - Clear tev->nargs in clear_probe_trace_event(), fixing segfault. tools headers UAPI: Arnaldo Carvalho de Melo: - Sync headers, among them prctl.h, that introduces two new options that are now supported in the 'perf trace' prctl syscall args beautifiers. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Ingo Molnar <mingo@kernel.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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