sync: Pull latest bpftool changes from kernel

Syncing latest bpftool commits from kernel repository.
Baseline bpf-next commit:   9325d53fe9adff354b6a93fda5f38c165947da0f
Checkpoint bpf-next commit: 4a4b84ba9e453295c746d81cb245c0c5d80050f0
Baseline bpf commit:        b4432656b36e5cc1d50a1f2dc15357543add530e
Checkpoint bpf commit:      ad9ef7f687ceae6d0564657e0e0045dc6e067a6c

Ian Rogers (1):
  perf/uapi: Fix PERF_RECORD_SAMPLE comments in
    <uapi/linux/perf_event.h>

Ingo Molnar (1):
  perf/uapi: Clean up <uapi/linux/perf_event.h> a bit

Jiayuan Chen (1):
  bpftool: Add support for custom BTF path in prog load/loadall

Paul Chaignon (2):
  bpf: Clarify handling of mark and tstamp by redirect_peer
  bpf: Fix L4 csum update on IPv6 in CHECKSUM_COMPLETE

Tao Chen (4):
  bpf: Add cookie to raw_tp bpf_link_info
  bpftool: Display cookie for raw_tp link probe
  bpf: Add cookie to tracing bpf_link_info
  bpftool: Display cookie for tracing link probe

Tobias Klauser (1):
  bpf: adjust path to trace_output sample eBPF program

Yonghong Song (1):
  bpf: Implement mprog API on top of existing cgroup progs

 bash-completion/bpftool         |   4 +-
 docs/bpftool-prog.rst           |  10 +-
 include/uapi/linux/bpf.h        |  18 +-
 include/uapi/linux/perf_event.h | 639 ++++++++++++++++----------------
 src/link.c                      |   6 +
 src/prog.c                      |  12 +-
 6 files changed, 369 insertions(+), 320 deletions(-)

Signed-off-by: Quentin Monnet <qmo@kernel.org>

Author: qmonnet

BPF-CHECKPOINT-COMMIT

@@ -1 +1 @@
-b4432656b36e5cc1d50a1f2dc15357543add530e
+ad9ef7f687ceae6d0564657e0e0045dc6e067a6c

CHECKPOINT-COMMIT

@@ -1 +1 @@
-9325d53fe9adff354b6a93fda5f38c165947da0f
+4a4b84ba9e453295c746d81cb245c0c5d80050f0