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openSUSE:Leap:15.5:Update
perf.23962
perf-trace-order-e-syscalls-table.patch
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File perf-trace-order-e-syscalls-table.patch of Package perf.23962
From: Arnaldo Carvalho de Melo <acme@redhat.com> Date: Mon, 15 Jul 2019 17:28:25 -0300 Subject: perf trace: Order -e syscalls table MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Git-commit: 83e69b92b10c2a8b75e1919b7074338f8bdbacaf Patch-mainline: v5.4-rc1 References: jsc#SLE-13661 The ev_qualifier is an array with the syscall ids passed via -e on the command line, sort it as we'll search it when setting up the BPF_MAP_TYPE_PROG_ARRAY. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Luis Cláudio Gonçalves <lclaudio@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Link: https://lkml.kernel.org/n/tip-c8hprylp3ai6e0z9burn2r3s@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Tony Jones <tonyj@suse.de> --- tools/perf/builtin-trace.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c index bfd739a321d1..9bd5ecd6a8dd 100644 --- a/tools/perf/builtin-trace.c +++ b/tools/perf/builtin-trace.c @@ -1528,6 +1528,13 @@ static int trace__read_syscall_info(struct trace *trace, int id) return syscall__set_arg_fmts(sc); } +static int intcmp(const void *a, const void *b) +{ + const int *one = a, *another = b; + + return *one - *another; +} + static int trace__validate_ev_qualifier(struct trace *trace) { int err = 0; @@ -1591,6 +1598,7 @@ static int trace__validate_ev_qualifier(struct trace *trace) } trace->ev_qualifier_ids.nr = nr_used; + qsort(trace->ev_qualifier_ids.entries, nr_used, sizeof(int), intcmp); out: if (printed_invalid_prefix) pr_debug("\n");
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