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From cabd6955d3c3048bb2ba19032b504eeb3776a86f Mon Sep 17 00:00:00 2001
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From: "Dmitry V. Levin" <ldv@altlinux.org>
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Date: Tue, 12 Mar 2019 11:17:20 +0000
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Subject: [PATCH] bpf: print struct bpf_prog_info.gpl_compatible
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This bit field was added by Linux commit v4.18-rc1~114^2~376^2~6.
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* bpf_attr.h (struct bpf_prog_info_struct): Add gpl_compatible field.
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* bpf.c (print_bpf_prog_info): Print gpl_compatible field.
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* tests/bpf-obj_get_info_by_fd.c (main): Update expected output.
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---
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bpf.c | 5 ++++-
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bpf_attr.h | 1 +
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tests/bpf-obj_get_info_by_fd.c | 3 +++
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3 files changed, 8 insertions(+), 1 deletion(-)
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Index: strace-4.24/bpf.c
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===================================================================
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--- strace-4.24.orig/bpf.c 2020-01-28 00:12:27.629445789 +0100
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+++ strace-4.24/bpf.c 2020-01-28 00:14:36.905228319 +0100
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@@ -528,11 +528,14 @@
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/*
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* ifindex, netns_dev, and netns_ino fields were introduced
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- * by Linux commit v4.16-rc1~123^2~227^2~5^2~2.
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+ * by Linux commit v4.16-rc1~123^2~227^2~5^2~2, and
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+ * gpl_compatible was added later by Linux commit
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+ * v4.18-rc1~114^2~376^2~6.
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*/
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if (len <= offsetof(struct bpf_prog_info_struct, ifindex))
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goto print_bpf_prog_info_end;
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PRINT_FIELD_IFINDEX(", ", info, ifindex);
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+ tprintf(", gpl_compatible=%u", info.gpl_compatible);
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PRINT_FIELD_DEV(", ", info, netns_dev);
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PRINT_FIELD_U(", ", info, netns_ino);
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Index: strace-4.24/bpf_attr.h
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===================================================================
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--- strace-4.24.orig/bpf_attr.h 2020-01-28 00:14:12.107461855 +0100
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+++ strace-4.24/bpf_attr.h 2020-01-28 00:14:36.905228319 +0100
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@@ -259,6 +259,7 @@
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uint64_t ATTRIBUTE_ALIGNED(8) map_ids;
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char name[BPF_OBJ_NAME_LEN];
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uint32_t ifindex;
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+ uint32_t gpl_compatible:1;
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/*
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* The kernel UAPI is broken by Linux commit
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* v4.16-rc1~123^2~227^2~5^2~2 .
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Index: strace-4.24/tests/bpf-obj_get_info_by_fd.c
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===================================================================
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--- strace-4.24.orig/tests/bpf-obj_get_info_by_fd.c 2020-01-28 00:12:27.629445789 +0100
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+++ strace-4.24/tests/bpf-obj_get_info_by_fd.c 2020-01-28 00:14:36.905228319 +0100
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@@ -461,6 +461,9 @@
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offsetof(struct bpf_prog_info_struct, ifindex))
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printf(", ifindex=%u", prog_info->ifindex);
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if (bpf_prog_get_info_attr.info_len >
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+ offsetofend(struct bpf_prog_info_struct, ifindex))
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+ printf(", gpl_compatible=%u", prog_info->gpl_compatible);
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+ if (bpf_prog_get_info_attr.info_len >
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offsetof(struct bpf_prog_info_struct, netns_dev))
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printf(", netns_dev=makedev(%u, %u)",
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major(prog_info->netns_dev),
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Index: strace-4.24/tests-m32/bpf-obj_get_info_by_fd.c
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===================================================================
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--- strace-4.24.orig/tests-m32/bpf-obj_get_info_by_fd.c 2020-01-27 17:41:26.542587684 +0100
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+++ strace-4.24/tests-m32/bpf-obj_get_info_by_fd.c 2020-01-28 00:15:16.441855977 +0100
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@@ -461,6 +461,9 @@
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offsetof(struct bpf_prog_info_struct, ifindex))
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printf(", ifindex=%u", prog_info->ifindex);
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if (bpf_prog_get_info_attr.info_len >
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+ offsetofend(struct bpf_prog_info_struct, ifindex))
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+ printf(", gpl_compatible=%u", prog_info->gpl_compatible);
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+ if (bpf_prog_get_info_attr.info_len >
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offsetof(struct bpf_prog_info_struct, netns_dev))
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printf(", netns_dev=makedev(%u, %u)",
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major(prog_info->netns_dev),
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Index: strace-4.24/tests-m32/bpf.c
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===================================================================
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--- strace-4.24.orig/tests-m32/bpf.c 2018-07-11 02:00:57.000000000 +0200
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+++ strace-4.24/tests-m32/bpf.c 2020-01-28 00:15:08.917926835 +0100
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@@ -5,27 +5,7 @@
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* Copyright (c) 2015-2018 The strace developers.
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* All rights reserved.
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*
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- * Redistribution and use in source and binary forms, with or without
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- * modification, are permitted provided that the following conditions
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- * are met:
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- * 1. Redistributions of source code must retain the above copyright
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- * notice, this list of conditions and the following disclaimer.
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- * 2. Redistributions in binary form must reproduce the above copyright
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- * notice, this list of conditions and the following disclaimer in the
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- * documentation and/or other materials provided with the distribution.
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- * 3. The name of the author may not be used to endorse or promote products
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- * derived from this software without specific prior written permission.
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- *
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- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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+ * SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "tests.h"
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Index: strace-4.24/tests-mx32/bpf-obj_get_info_by_fd.c
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===================================================================
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--- strace-4.24.orig/tests-mx32/bpf-obj_get_info_by_fd.c 2020-01-27 17:41:26.542587684 +0100
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+++ strace-4.24/tests-mx32/bpf-obj_get_info_by_fd.c 2020-01-28 00:15:18.824833536 +0100
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@@ -461,6 +461,9 @@
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offsetof(struct bpf_prog_info_struct, ifindex))
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printf(", ifindex=%u", prog_info->ifindex);
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if (bpf_prog_get_info_attr.info_len >
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+ offsetofend(struct bpf_prog_info_struct, ifindex))
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+ printf(", gpl_compatible=%u", prog_info->gpl_compatible);
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+ if (bpf_prog_get_info_attr.info_len >
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offsetof(struct bpf_prog_info_struct, netns_dev))
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printf(", netns_dev=makedev(%u, %u)",
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major(prog_info->netns_dev),
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Index: strace-4.24/tests-mx32/bpf.c
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===================================================================
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--- strace-4.24.orig/tests-mx32/bpf.c 2018-07-11 02:00:57.000000000 +0200
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+++ strace-4.24/tests-mx32/bpf.c 2020-01-28 00:15:10.852908612 +0100
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@@ -5,27 +5,7 @@
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* Copyright (c) 2015-2018 The strace developers.
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* All rights reserved.
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*
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- * Redistribution and use in source and binary forms, with or without
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- * modification, are permitted provided that the following conditions
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- * are met:
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- * 1. Redistributions of source code must retain the above copyright
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- * notice, this list of conditions and the following disclaimer.
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- * 2. Redistributions in binary form must reproduce the above copyright
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- * notice, this list of conditions and the following disclaimer in the
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- * documentation and/or other materials provided with the distribution.
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- * 3. The name of the author may not be used to endorse or promote products
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- * derived from this software without specific prior written permission.
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- *
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- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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+ * SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "tests.h"
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