linux-stable/tools
Jiri Olsa 12c1a415eb perf daemon: Add signalfd support
Use a signalfd fd to track SIGCHLD signals as notifications for perf
session termination.

This way we don't need to actively check for child status, being
notified if there's change.

Suggested-by: Alexei Budankov <abudankov@huawei.com>
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: https://lore.kernel.org/r/20210208200908.1019149-10-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2021-02-11 10:02:54 -03:00
..
accounting
arch perf powerpc: Support exposing Performance Monitor Counter SPRs as part of extended regs 2021-02-08 16:25:00 -03:00
bootconfig tools/bootconfig: Add tracing_on support to helper scripts 2021-01-14 10:32:20 -05:00
bpf Merge remote-tracking branch 'torvalds/master' into perf/core 2021-01-20 14:35:31 -03:00
build perf cs-etm: Update ARM's CoreSight hardware tracing OpenCSD library to v1.0.0 2021-01-20 14:34:20 -03:00
cgroup
debugging docs: Update documentation to reflect what TAINT_CPU_OUT_OF_SPEC means 2020-12-08 10:53:58 -07:00
edid
firewire
firmware
gpio tools: gpio: fix %llu warning in gpio-watch.c 2021-01-18 10:05:35 +01:00
hv
iio
include tools headers uapi: Update tools's copy of linux/perf_event.h 2021-02-08 16:25:00 -03:00
io_uring
kvm/kvm_stat tools/kvm_stat: Exempt time-based counters 2020-12-11 19:18:51 -05:00
laptop
leds
lib Merge remote-tracking branch 'torvalds/master' into perf/core 2021-01-27 16:48:04 -03:00
memory-model tools/memory-model: Label MP tests' producers and consumers 2020-11-06 17:25:17 -08:00
objtool objtool: Don't fail on missing symbol table 2021-01-21 15:49:58 -06:00
pci
pcmcia
perf perf daemon: Add signalfd support 2021-02-11 10:02:54 -03:00
power tools/power/x86/intel-speed-select: Set higher of cpuinfo_max_freq or base_frequency 2021-01-04 15:54:27 +01:00
scripts perf build: Support build BPF skeletons with perf 2021-01-15 15:49:07 -03:00
spi
testing Networking fixes for 5.11-rc6, including fixes from can, xfrm, wireless, 2021-01-28 15:24:43 -08:00
thermal/tmon
time
usb
virtio tools/virtio: add barrier for aarch64 2020-12-18 16:14:30 -05:00
vm
wmi
Makefile