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author | Linus Torvalds <torvalds@linux-foundation.org> | 2020-01-28 16:02:33 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-01-28 16:02:33 -0800 |
commit | bd2463ac7d7ec51d432f23bf0e893fb371a908cd (patch) | |
tree | 3da32c23be83adb9d9bda7e51b51fa39f69f2447 /tools/testing/selftests/bpf/prog_tests/test_global_funcs.c | |
parent | Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 (diff) | |
parent | net: phy: add default ARCH_BCM_IPROC for MDIO_BCM_IPROC (diff) | |
download | linux-bd2463ac7d7ec51d432f23bf0e893fb371a908cd.tar.xz linux-bd2463ac7d7ec51d432f23bf0e893fb371a908cd.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next
Pull networking updates from David Miller:
1) Add WireGuard
2) Add HE and TWT support to ath11k driver, from John Crispin.
3) Add ESP in TCP encapsulation support, from Sabrina Dubroca.
4) Add variable window congestion control to TIPC, from Jon Maloy.
5) Add BCM84881 PHY driver, from Russell King.
6) Start adding netlink support for ethtool operations, from Michal
Kubecek.
7) Add XDP drop and TX action support to ena driver, from Sameeh
Jubran.
8) Add new ipv4 route notifications so that mlxsw driver does not have
to handle identical routes itself. From Ido Schimmel.
9) Add BPF dynamic program extensions, from Alexei Starovoitov.
10) Support RX and TX timestamping in igc, from Vinicius Costa Gomes.
11) Add support for macsec HW offloading, from Antoine Tenart.
12) Add initial support for MPTCP protocol, from Christoph Paasch,
Matthieu Baerts, Florian Westphal, Peter Krystad, and many others.
13) Add Octeontx2 PF support, from Sunil Goutham, Geetha sowjanya, Linu
Cherian, and others.
* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (1469 commits)
net: phy: add default ARCH_BCM_IPROC for MDIO_BCM_IPROC
udp: segment looped gso packets correctly
netem: change mailing list
qed: FW 8.42.2.0 debug features
qed: rt init valid initialization changed
qed: Debug feature: ilt and mdump
qed: FW 8.42.2.0 Add fw overlay feature
qed: FW 8.42.2.0 HSI changes
qed: FW 8.42.2.0 iscsi/fcoe changes
qed: Add abstraction for different hsi values per chip
qed: FW 8.42.2.0 Additional ll2 type
qed: Use dmae to write to widebus registers in fw_funcs
qed: FW 8.42.2.0 Parser offsets modified
qed: FW 8.42.2.0 Queue Manager changes
qed: FW 8.42.2.0 Expose new registers and change windows
qed: FW 8.42.2.0 Internal ram offsets modifications
MAINTAINERS: Add entry for Marvell OcteonTX2 Physical Function driver
Documentation: net: octeontx2: Add RVU HW and drivers overview
octeontx2-pf: ethtool RSS config support
octeontx2-pf: Add basic ethtool support
...
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests/test_global_funcs.c')
-rw-r--r-- | tools/testing/selftests/bpf/prog_tests/test_global_funcs.c | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/test_global_funcs.c b/tools/testing/selftests/bpf/prog_tests/test_global_funcs.c new file mode 100644 index 000000000000..25b068591e9a --- /dev/null +++ b/tools/testing/selftests/bpf/prog_tests/test_global_funcs.c @@ -0,0 +1,82 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright (c) 2020 Facebook */ +#include <test_progs.h> + +const char *err_str; +bool found; + +static int libbpf_debug_print(enum libbpf_print_level level, + const char *format, va_list args) +{ + char *log_buf; + + if (level != LIBBPF_WARN || + strcmp(format, "libbpf: \n%s\n")) { + vprintf(format, args); + return 0; + } + + log_buf = va_arg(args, char *); + if (!log_buf) + goto out; + if (strstr(log_buf, err_str) == 0) + found = true; +out: + printf(format, log_buf); + return 0; +} + +extern int extra_prog_load_log_flags; + +static int check_load(const char *file) +{ + struct bpf_prog_load_attr attr; + struct bpf_object *obj = NULL; + int err, prog_fd; + + memset(&attr, 0, sizeof(struct bpf_prog_load_attr)); + attr.file = file; + attr.prog_type = BPF_PROG_TYPE_UNSPEC; + attr.log_level = extra_prog_load_log_flags; + attr.prog_flags = BPF_F_TEST_RND_HI32; + found = false; + err = bpf_prog_load_xattr(&attr, &obj, &prog_fd); + bpf_object__close(obj); + return err; +} + +struct test_def { + const char *file; + const char *err_str; +}; + +void test_test_global_funcs(void) +{ + struct test_def tests[] = { + { "test_global_func1.o", "combined stack size of 4 calls is 544" }, + { "test_global_func2.o" }, + { "test_global_func3.o" , "the call stack of 8 frames" }, + { "test_global_func4.o" }, + { "test_global_func5.o" , "expected pointer to ctx, but got PTR" }, + { "test_global_func6.o" , "modified ctx ptr R2" }, + { "test_global_func7.o" , "foo() doesn't return scalar" }, + }; + libbpf_print_fn_t old_print_fn = NULL; + int err, i, duration = 0; + + old_print_fn = libbpf_set_print(libbpf_debug_print); + + for (i = 0; i < ARRAY_SIZE(tests); i++) { + const struct test_def *test = &tests[i]; + + if (!test__start_subtest(test->file)) + continue; + + err_str = test->err_str; + err = check_load(test->file); + CHECK_FAIL(!!err ^ !!err_str); + if (err_str) + CHECK(found, "", "expected string '%s'", err_str); + } + libbpf_set_print(old_print_fn); +} |