From: Roman Gushchin <guro@fb.com>
To: <netdev@vger.kernel.org>
Cc: <linux-kernel@vger.kernel.org>, <kernel-team@fb.com>,
<tj@kernel.org>, Roman Gushchin <guro@fb.com>,
Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>
Subject: [PATCH v2 bpf-next 09/14] bpf: sync bpf.h to tools/
Date: Thu, 5 Jul 2018 13:51:34 -0700 [thread overview]
Message-ID: <20180705205139.3462-10-guro@fb.com> (raw)
In-Reply-To: <20180705205139.3462-1-guro@fb.com>
Sync cgroup storage related changes:
1) new BPF_MAP_TYPE_CGROUP_STORAGE map type
2) struct bpf_cgroup_sotrage_key definition
3) get_local_storage() helper
Signed-off-by: Roman Gushchin <guro@fb.com>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Martin KaFai Lau <kafai@fb.com>
---
tools/include/uapi/linux/bpf.h | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h
index 59b19b6a40d7..84480330c607 100644
--- a/tools/include/uapi/linux/bpf.h
+++ b/tools/include/uapi/linux/bpf.h
@@ -75,6 +75,11 @@ struct bpf_lpm_trie_key {
__u8 data[0]; /* Arbitrary size */
};
+struct bpf_cgroup_storage_key {
+ __u64 cgroup_inode_id; /* cgroup inode id */
+ __u32 attach_type; /* program attach type */
+};
+
/* BPF syscall commands, see bpf(2) man-page for details. */
enum bpf_cmd {
BPF_MAP_CREATE,
@@ -120,6 +125,7 @@ enum bpf_map_type {
BPF_MAP_TYPE_CPUMAP,
BPF_MAP_TYPE_XSKMAP,
BPF_MAP_TYPE_SOCKHASH,
+ BPF_MAP_TYPE_CGROUP_STORAGE,
};
enum bpf_prog_type {
@@ -2157,7 +2163,8 @@ union bpf_attr {
FN(rc_repeat), \
FN(rc_keydown), \
FN(skb_cgroup_id), \
- FN(get_current_cgroup_id),
+ FN(get_current_cgroup_id), \
+ FN(get_local_storage),
/* integer value in 'imm' field of BPF_CALL instruction selects which helper
* function eBPF program intends to call
--
2.14.4
next prev parent reply other threads:[~2018-07-05 20:54 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-05 20:51 [PATCH v2 bpf-next 00/14] bpf: cgroup local storage Roman Gushchin
2018-07-05 20:51 ` [PATCH v2 bpf-next 01/14] bpf: add ability to charge bpf maps memory dynamically Roman Gushchin
2018-07-05 20:51 ` [PATCH v2 bpf-next 02/14] bpf: introduce cgroup storage maps Roman Gushchin
2018-07-06 14:42 ` kbuild test robot
2018-07-06 21:52 ` Roman Gushchin
2018-07-07 22:35 ` Alexei Starovoitov
2018-07-09 8:37 ` Daniel Borkmann
2018-07-09 18:53 ` Roman Gushchin
2018-07-05 20:51 ` [PATCH v2 bpf-next 03/14] bpf: pass a pointer to a cgroup storage using pcpu variable Roman Gushchin
2018-07-06 7:50 ` kbuild test robot
2018-07-06 9:25 ` kbuild test robot
2018-07-05 20:51 ` [PATCH v2 bpf-next 04/14] bpf: allocate cgroup storage entries on attaching bpf programs Roman Gushchin
2018-07-05 20:51 ` [PATCH v2 bpf-next 05/14] bpf: extend bpf_prog_array to store pointers to the cgroup storage Roman Gushchin
2018-07-06 7:50 ` kbuild test robot
2018-07-05 20:51 ` [PATCH v2 bpf-next 06/14] bpf/verifier: introduce BPF_PTR_TO_MAP_VALUE Roman Gushchin
2018-07-05 20:51 ` [PATCH v2 bpf-next 07/14] bpf: don't allow create maps of cgroup local storages Roman Gushchin
2018-07-05 20:51 ` [PATCH v2 bpf-next 08/14] bpf: introduce the bpf_get_local_storage() helper function Roman Gushchin
2018-07-05 20:51 ` Roman Gushchin [this message]
2018-07-05 20:51 ` [PATCH v2 bpf-next 10/14] bpftool: add support for CGROUP_STORAGE maps Roman Gushchin
2018-07-05 20:51 ` [PATCH v2 bpf-next 11/14] bpf/test_run: support cgroup local storage Roman Gushchin
2018-07-05 20:51 ` [PATCH v2 bpf-next 12/14] selftests/bpf: add verifier cgroup storage tests Roman Gushchin
2018-07-05 20:51 ` [PATCH v2 bpf-next 13/14] selftests/bpf: add a cgroup storage test Roman Gushchin
2018-07-05 20:51 ` [PATCH v2 bpf-next 14/14] samples/bpf: extend test_cgrp2_attach2 test to use cgroup storage Roman Gushchin
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