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| author | Ilya Leoshkevich <iii@linux.ibm.com> | 2023-02-10 01:11:59 +0100 |
|---|---|---|
| committer | Andrii Nakryiko <andrii@kernel.org> | 2023-02-11 00:21:27 +0100 |
| commit | 907300c7a66b3b58fc0039402aa14e0b9f11aad6 (patch) | |
| tree | b97e82b9f3654729907bb642adbba1787335ea2a /tools/testing/selftests/bpf/progs | |
| parent | selftests/bpf: Forward SAN_CFLAGS and SAN_LDFLAGS to runqslower and libbpf (diff) | |
| download | linux-907300c7a66b3b58fc0039402aa14e0b9f11aad6.tar.xz linux-907300c7a66b3b58fc0039402aa14e0b9f11aad6.zip | |
selftests/bpf: Attach to fopen()/fclose() in uprobe_autoattach
malloc() and free() may be completely replaced by sanitizers, use
fopen() and fclose() instead.
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20230210001210.395194-6-iii@linux.ibm.com
Diffstat (limited to 'tools/testing/selftests/bpf/progs')
| -rw-r--r-- | tools/testing/selftests/bpf/progs/test_uprobe_autoattach.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/tools/testing/selftests/bpf/progs/test_uprobe_autoattach.c b/tools/testing/selftests/bpf/progs/test_uprobe_autoattach.c index 774ddeb45898..da4bf89d004c 100644 --- a/tools/testing/selftests/bpf/progs/test_uprobe_autoattach.c +++ b/tools/testing/selftests/bpf/progs/test_uprobe_autoattach.c @@ -13,9 +13,9 @@ int uprobe_byname_ran = 0; int uretprobe_byname_rc = 0; int uretprobe_byname_ret = 0; int uretprobe_byname_ran = 0; -size_t uprobe_byname2_parm1 = 0; +u64 uprobe_byname2_parm1 = 0; int uprobe_byname2_ran = 0; -char *uretprobe_byname2_rc = NULL; +u64 uretprobe_byname2_rc = 0; int uretprobe_byname2_ran = 0; int test_pid; @@ -88,28 +88,28 @@ int BPF_URETPROBE(handle_uretprobe_byname, int ret) } -SEC("uprobe/libc.so.6:malloc") -int handle_uprobe_byname2(struct pt_regs *ctx) +SEC("uprobe/libc.so.6:fopen") +int BPF_UPROBE(handle_uprobe_byname2, const char *pathname, const char *mode) { int pid = bpf_get_current_pid_tgid() >> 32; /* ignore irrelevant invocations */ if (test_pid != pid) return 0; - uprobe_byname2_parm1 = PT_REGS_PARM1_CORE(ctx); + uprobe_byname2_parm1 = (u64)(long)pathname; uprobe_byname2_ran = 3; return 0; } -SEC("uretprobe/libc.so.6:malloc") -int handle_uretprobe_byname2(struct pt_regs *ctx) +SEC("uretprobe/libc.so.6:fopen") +int BPF_URETPROBE(handle_uretprobe_byname2, void *ret) { int pid = bpf_get_current_pid_tgid() >> 32; /* ignore irrelevant invocations */ if (test_pid != pid) return 0; - uretprobe_byname2_rc = (char *)PT_REGS_RC_CORE(ctx); + uretprobe_byname2_rc = (u64)(long)ret; uretprobe_byname2_ran = 4; return 0; } |