linux-kernel - [tip:perf/core] tools lib bpf: Add set/is helpers for all prog types

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Message-ID: <tip-7803ba73099867d1f6ca866857277d92e0da4080@git.kernel.org>
Date:   Thu, 26 Jan 2017 07:30:43 -0800
From:   tip-bot for Joe Stringer <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     acme@...hat.com, ast@...com, linux-kernel@...r.kernel.org,
        joe@....org, mingo@...nel.org, tglx@...utronix.de,
        wangnan0@...wei.com, daniel@...earbox.net, hpa@...or.com
Subject: [tip:perf/core] tools lib bpf: Add set/is helpers for all prog
 types

Commit-ID:  7803ba73099867d1f6ca866857277d92e0da4080
Gitweb:     http://git.kernel.org/tip/7803ba73099867d1f6ca866857277d92e0da4080
Author:     Joe Stringer <joe@....org>
AuthorDate: Sun, 22 Jan 2017 17:11:24 -0800
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Thu, 26 Jan 2017 11:42:58 -0300

tools lib bpf: Add set/is helpers for all prog types

These bpf_prog_types were exposed in the uapi but there were no
corresponding functions to set these types for programs in libbpf.

Signed-off-by: Joe Stringer <joe@....org>
Acked-by: Wang Nan <wangnan0@...wei.com>
Cc: Alexei Starovoitov <ast@...com>
Cc: Daniel Borkmann <daniel@...earbox.net>
Cc: netdev@...r.kernel.org
Link: http://lkml.kernel.org/r/20170123011128.26534-4-joe@ovn.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/lib/bpf/libbpf.c |  5 +++++
 tools/lib/bpf/libbpf.h | 10 ++++++++++
 2 files changed, 15 insertions(+)

diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 371cb40..406838f 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -1448,8 +1448,13 @@ bool bpf_program__is_##NAME(struct bpf_program *prog)	\
 	return bpf_program__is_type(prog, TYPE);	\
 }							\
 
+BPF_PROG_TYPE_FNS(socket_filter, BPF_PROG_TYPE_SOCKET_FILTER);
 BPF_PROG_TYPE_FNS(kprobe, BPF_PROG_TYPE_KPROBE);
+BPF_PROG_TYPE_FNS(sched_cls, BPF_PROG_TYPE_SCHED_CLS);
+BPF_PROG_TYPE_FNS(sched_act, BPF_PROG_TYPE_SCHED_ACT);
 BPF_PROG_TYPE_FNS(tracepoint, BPF_PROG_TYPE_TRACEPOINT);
+BPF_PROG_TYPE_FNS(xdp, BPF_PROG_TYPE_XDP);
+BPF_PROG_TYPE_FNS(perf_event, BPF_PROG_TYPE_PERF_EVENT);
 
 int bpf_map__fd(struct bpf_map *map)
 {
diff --git a/tools/lib/bpf/libbpf.h b/tools/lib/bpf/libbpf.h
index a5a8b86..2188ccd 100644
--- a/tools/lib/bpf/libbpf.h
+++ b/tools/lib/bpf/libbpf.h
@@ -174,11 +174,21 @@ int bpf_program__nth_fd(struct bpf_program *prog, int n);
 /*
  * Adjust type of bpf program. Default is kprobe.
  */
+int bpf_program__set_socket_filter(struct bpf_program *prog);
 int bpf_program__set_tracepoint(struct bpf_program *prog);
 int bpf_program__set_kprobe(struct bpf_program *prog);
+int bpf_program__set_sched_cls(struct bpf_program *prog);
+int bpf_program__set_sched_act(struct bpf_program *prog);
+int bpf_program__set_xdp(struct bpf_program *prog);
+int bpf_program__set_perf_event(struct bpf_program *prog);
 
+bool bpf_program__is_socket_filter(struct bpf_program *prog);
 bool bpf_program__is_tracepoint(struct bpf_program *prog);
 bool bpf_program__is_kprobe(struct bpf_program *prog);
+bool bpf_program__is_sched_cls(struct bpf_program *prog);
+bool bpf_program__is_sched_act(struct bpf_program *prog);
+bool bpf_program__is_xdp(struct bpf_program *prog);
+bool bpf_program__is_perf_event(struct bpf_program *prog);
 
 /*
  * We don't need __attribute__((packed)) now since it is