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Thu, 22 Oct 2020 20:39:34 -0700 (PDT) Received: from localhost.localdomain.com ([209.132.188.80]) by smtp.gmail.com with ESMTPSA id e23sm185442pfi.191.2020.10.22.20.39.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 22 Oct 2020 20:39:34 -0700 (PDT) From: Hangbin Liu To: Stephen Hemminger , Daniel Borkmann , David Ahern , Alexei Starovoitov Cc: Martin KaFai Lau , Song Liu , Yonghong Song , David Miller , Jesper Dangaard Brouer , netdev@vger.kernel.org, bpf@vger.kernel.org, Jiri Benc , Andrii Nakryiko , =?utf-8?q?Toke_H=C3=B8iland-J=C3=B8rge?= =?utf-8?q?nsen?= , Hangbin Liu Subject: [PATCH iproute2-next 4/5] examples/bpf: move struct bpf_elf_map defined maps to legacy folder Date: Fri, 23 Oct 2020 11:38:54 +0800 Message-Id: <20201023033855.3894509-5-haliu@redhat.com> X-Mailer: git-send-email 2.25.4 In-Reply-To: <20201023033855.3894509-1-haliu@redhat.com> References: <20201023033855.3894509-1-haliu@redhat.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Reviewed-by: Toke Høiland-Jørgensen Signed-off-by: Hangbin Liu --- examples/bpf/README | 14 +++++++++----- examples/bpf/{ => legacy}/bpf_cyclic.c | 2 +- examples/bpf/{ => legacy}/bpf_graft.c | 2 +- examples/bpf/{ => legacy}/bpf_map_in_map.c | 2 +- examples/bpf/{ => legacy}/bpf_shared.c | 2 +- examples/bpf/{ => legacy}/bpf_tailcall.c | 2 +- 6 files changed, 14 insertions(+), 10 deletions(-) rename examples/bpf/{ => legacy}/bpf_cyclic.c (95%) rename examples/bpf/{ => legacy}/bpf_graft.c (97%) rename examples/bpf/{ => legacy}/bpf_map_in_map.c (96%) rename examples/bpf/{ => legacy}/bpf_shared.c (97%) rename examples/bpf/{ => legacy}/bpf_tailcall.c (98%) diff --git a/examples/bpf/README b/examples/bpf/README index 1bbdda3f..732bcc83 100644 --- a/examples/bpf/README +++ b/examples/bpf/README @@ -1,8 +1,12 @@ eBPF toy code examples (running in kernel) to familiarize yourself with syntax and features: - - bpf_shared.c -> Ingress/egress map sharing example - - bpf_tailcall.c -> Using tail call chains - - bpf_cyclic.c -> Simple cycle as tail calls - - bpf_graft.c -> Demo on altering runtime behaviour - - bpf_map_in_map.c -> Using map in map example + - legacy/bpf_shared.c -> Ingress/egress map sharing example + - legacy/bpf_tailcall.c -> Using tail call chains + - legacy/bpf_cyclic.c -> Simple cycle as tail calls + - legacy/bpf_graft.c -> Demo on altering runtime behaviour + - legacy/bpf_map_in_map.c -> Using map in map example + +Note: Users should use new BTF way to defined the maps, the examples +in legacy folder which is using struct bpf_elf_map defined maps is not +recommanded. diff --git a/examples/bpf/bpf_cyclic.c b/examples/bpf/legacy/bpf_cyclic.c similarity index 95% rename from examples/bpf/bpf_cyclic.c rename to examples/bpf/legacy/bpf_cyclic.c index 11d1c061..33590730 100644 --- a/examples/bpf/bpf_cyclic.c +++ b/examples/bpf/legacy/bpf_cyclic.c @@ -1,4 +1,4 @@ -#include "../../include/bpf_api.h" +#include "../../../include/bpf_api.h" /* Cyclic dependency example to test the kernel's runtime upper * bound on loops. Also demonstrates on how to use direct-actions, diff --git a/examples/bpf/bpf_graft.c b/examples/bpf/legacy/bpf_graft.c similarity index 97% rename from examples/bpf/bpf_graft.c rename to examples/bpf/legacy/bpf_graft.c index 07113d4a..f4c920cc 100644 --- a/examples/bpf/bpf_graft.c +++ b/examples/bpf/legacy/bpf_graft.c @@ -1,4 +1,4 @@ -#include "../../include/bpf_api.h" +#include "../../../include/bpf_api.h" /* This example demonstrates how classifier run-time behaviour * can be altered with tail calls. We start out with an empty diff --git a/examples/bpf/bpf_map_in_map.c b/examples/bpf/legacy/bpf_map_in_map.c similarity index 96% rename from examples/bpf/bpf_map_in_map.c rename to examples/bpf/legacy/bpf_map_in_map.c index ff0e623a..575f8812 100644 --- a/examples/bpf/bpf_map_in_map.c +++ b/examples/bpf/legacy/bpf_map_in_map.c @@ -1,4 +1,4 @@ -#include "../../include/bpf_api.h" +#include "../../../include/bpf_api.h" #define MAP_INNER_ID 42 diff --git a/examples/bpf/bpf_shared.c b/examples/bpf/legacy/bpf_shared.c similarity index 97% rename from examples/bpf/bpf_shared.c rename to examples/bpf/legacy/bpf_shared.c index 21fe6f1e..05b2b9ef 100644 --- a/examples/bpf/bpf_shared.c +++ b/examples/bpf/legacy/bpf_shared.c @@ -1,4 +1,4 @@ -#include "../../include/bpf_api.h" +#include "../../../include/bpf_api.h" /* Minimal, stand-alone toy map pinning example: * diff --git a/examples/bpf/bpf_tailcall.c b/examples/bpf/legacy/bpf_tailcall.c similarity index 98% rename from examples/bpf/bpf_tailcall.c rename to examples/bpf/legacy/bpf_tailcall.c index 161eb606..8ebc554c 100644 --- a/examples/bpf/bpf_tailcall.c +++ b/examples/bpf/legacy/bpf_tailcall.c @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: GPL-2.0 */ -#include "../../include/bpf_api.h" +#include "../../../include/bpf_api.h" #define ENTRY_INIT 3 #define ENTRY_0 0