Jiri Olsa 99bf10e92a bpf: Add missed value to kprobe perf link info ...

[ Upstream commit 3acf8ace68230e9558cf916847f1cc9f208abdf1 ]

Add missed value to kprobe attached through perf link info to
hold the stats of missed kprobe handler execution.

The kprobe's missed counter gets incremented when kprobe handler
is not executed due to another kprobe running on the same cpu.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20230920213145.1941596-4-jolsa@kernel.org
Stable-dep-of: 4deecdd29cf2 ("bpf: fix unpopulated name_len field in perf_event link info")
Signed-off-by: Sasha Levin <sashal@kernel.org>

2024-11-01 01:58:19 +01:00

..

tc_act

…

bpf_common.h

…

bpf_perf_event.h

…

bpf.h

bpf: Add missed value to kprobe perf link info

2024-11-01 01:58:19 +01:00

btf.h

…

const.h

…

erspan.h

…

ethtool.h

…

fadvise.h

…

fcntl.h

…

filter.h

…

fs.h

…

fscrypt.h

…

hw_breakpoint.h

…

if_link.h

…

if_tun.h

…

if_xdp.h

…

in.h

…

kcmp.h

…

kvm.h

…

mman.h

…

mount.h

…

netdev.h

…

netlink.h

…

openat2.h

…

perf_event.h

…

pkt_cls.h

…

pkt_sched.h

…

prctl.h

…

sched.h

…

seccomp.h

…

seg6_local.h

…

seg6.h

…

stat.h

…

stddef.h

…

tcp.h

…

tls.h

…

types.h

…

usbdevice_fs.h

…

vhost.h

…