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SubjectRe: [PATCH bpf-next] bpftool: recognize BPF_PROG_TYPE_CGROUP_DEVICE programs
On Mon, Jan 15, 2018 at 07:32:01PM +0000, Quentin Monnet wrote:
> 2018-01-15 19:16 UTC+0000 ~ Roman Gushchin <guro@fb.com>
> > Bpftool doesn't recognize BPF_PROG_TYPE_CGROUP_DEVICE programs,
> > so the prog show command prints the numeric type value:
> >
> > $ bpftool prog show
> > 1: type 15 name bpf_prog1 tag ac9f93dbfd6d9b74
> > loaded_at Jan 15/07:58 uid 0
> > xlated 96B jited 105B memlock 4096B
> >
> > This patch defines the corresponding textual representation:
> >
> > $ bpftool prog show
> > 1: cgroup_device name bpf_prog1 tag ac9f93dbfd6d9b74
> > loaded_at Jan 15/07:58 uid 0
> > xlated 96B jited 105B memlock 4096B
> >
> > Signed-off-by: Roman Gushchin <guro@fb.com>
> > Cc: Jakub Kicinski <jakub.kicinski@netronome.com>
> > Cc: Quentin Monnet <quentin.monnet@netronome.com>
> > Cc: Daniel Borkmann <daniel@iogearbox.net>
> > Cc: Alexei Starovoitov <ast@kernel.org>
> > ---
> > tools/bpf/bpftool/prog.c | 1 +
> > 1 file changed, 1 insertion(+)
> >
> > diff --git a/tools/bpf/bpftool/prog.c b/tools/bpf/bpftool/prog.c
> > index c6a28be4665c..099e21cf1b5c 100644
> > --- a/tools/bpf/bpftool/prog.c
> > +++ b/tools/bpf/bpftool/prog.c
> > @@ -66,6 +66,7 @@ static const char * const prog_type_name[] = {
> > [BPF_PROG_TYPE_LWT_XMIT] = "lwt_xmit",
> > [BPF_PROG_TYPE_SOCK_OPS] = "sock_ops",
> > [BPF_PROG_TYPE_SK_SKB] = "sk_skb",
> > + [BPF_PROG_TYPE_CGROUP_DEVICE] = "cgroup_device",
> > };
> >
> > static void print_boot_time(__u64 nsecs, char *buf, unsigned int size)
>
> Looks good, thanks Roman!
> Would you mind updating the map names as well? It seems the
> BPF_MAP_TYPE_CPUMAP is missing from the list in map.c.

Hello, Quentin!


Here is the patch.


Thanks!

--
From 16245383a894038a63cc1ad4b77629ba704aaa38 Mon Sep 17 00:00:00 2001
From: Roman Gushchin <guro@fb.com>
Date: Fri, 19 Jan 2018 14:07:38 +0000
Subject: [PATCH bpf-next] bpftool: recognize BPF_MAP_TYPE_CPUMAP maps
Add BPF_MAP_TYPE_CPUMAP map type to the list
of map type recognized by bpftool and define
corresponding text representation.

Signed-off-by: Roman Gushchin <guro@fb.com>
Cc: Quentin Monnet <quentin.monnet@netronome.com>
Cc: Jakub Kicinski <jakub.kicinski@netronome.com>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: Alexei Starovoitov <ast@kernel.org>
---
tools/bpf/bpftool/map.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/tools/bpf/bpftool/map.c b/tools/bpf/bpftool/map.c
index a152c1a5c94c..f95fa67bb498 100644
--- a/tools/bpf/bpftool/map.c
+++ b/tools/bpf/bpftool/map.c
@@ -66,6 +66,7 @@ static const char * const map_type_name[] = {
[BPF_MAP_TYPE_HASH_OF_MAPS] = "hash_of_maps",
[BPF_MAP_TYPE_DEVMAP] = "devmap",
[BPF_MAP_TYPE_SOCKMAP] = "sockmap",
+ [BPF_MAP_TYPE_CPUMAP] = "cpumap",
};

static unsigned int get_possible_cpus(void)
--
2.14.3
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