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From: Roman Gushchin <guro@fb.com>
To: <netdev@vger.kernel.org>
Cc: <linux-kernel@vger.kernel.org>, <kernel-team@fb.com>,
	Roman Gushchin <guro@fb.com>, Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>
Subject: [PATCH v3 bpf-next 09/14] bpf: sync bpf.h to tools/
Date: Fri, 20 Jul 2018 10:45:53 -0700	[thread overview]
Message-ID: <20180720174558.5829-10-guro@fb.com> (raw)
In-Reply-To: <20180720174558.5829-1-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 870113916cac..05583cec3a16 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


  parent reply	other threads:[~2018-07-20 17:47 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-20 17:45 [PATCH v3 bpf-next 00/14] bpf: cgroup local storage Roman Gushchin
2018-07-20 17:45 ` [PATCH v3 bpf-next 01/14] bpf: add ability to charge bpf maps memory dynamically Roman Gushchin
2018-07-27 18:01   ` Daniel Borkmann
2018-07-20 17:45 ` [PATCH v3 bpf-next 02/14] bpf: introduce cgroup storage maps Roman Gushchin
2018-07-27  4:11   ` Daniel Borkmann
2018-07-27 17:12     ` Roman Gushchin
2018-07-20 17:45 ` [PATCH v3 bpf-next 03/14] bpf: pass a pointer to a cgroup storage using pcpu variable Roman Gushchin
2018-07-20 17:45 ` [PATCH v3 bpf-next 04/14] bpf: allocate cgroup storage entries on attaching bpf programs Roman Gushchin
2018-07-27  4:21   ` Daniel Borkmann
2018-07-20 17:45 ` [PATCH v3 bpf-next 05/14] bpf: extend bpf_prog_array to store pointers to the cgroup storage Roman Gushchin
2018-07-20 17:45 ` [PATCH v3 bpf-next 06/14] bpf/verifier: introduce BPF_PTR_TO_MAP_VALUE Roman Gushchin
2018-07-20 17:45 ` [PATCH v3 bpf-next 07/14] bpf: don't allow create maps of cgroup local storages Roman Gushchin
2018-07-20 17:45 ` [PATCH v3 bpf-next 08/14] bpf: introduce the bpf_get_local_storage() helper function Roman Gushchin
2018-07-20 17:45 ` Roman Gushchin [this message]
2018-07-20 17:45 ` [PATCH v3 bpf-next 10/14] bpftool: add support for CGROUP_STORAGE maps Roman Gushchin
2018-07-20 17:45 ` [PATCH v3 bpf-next 11/14] bpf/test_run: support cgroup local storage Roman Gushchin
2018-07-20 17:45 ` [PATCH v3 bpf-next 12/14] selftests/bpf: add verifier cgroup storage tests Roman Gushchin
2018-07-20 17:45 ` [PATCH v3 bpf-next 13/14] selftests/bpf: add a cgroup storage test Roman Gushchin
2018-07-20 17:45 ` [PATCH v3 bpf-next 14/14] samples/bpf: extend test_cgrp2_attach2 test to use cgroup storage Roman Gushchin

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