Commit 650c9dbd authored by Alexei Starovoitov's avatar Alexei Starovoitov Committed by Andrii Nakryiko

selftests/bpf: Convert map_ptr_kern test to use light skeleton.

To exercise CO-RE in the kernel further convert map_ptr_kern
test to light skeleton.
Signed-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
Signed-off-by: default avatarAndrii Nakryiko <andrii@kernel.org>
Acked-by: default avatarAndrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20211201181040.23337-15-alexei.starovoitov@gmail.com
parent d82fa9b7
......@@ -325,7 +325,8 @@ LINKED_SKELS := test_static_linked.skel.h linked_funcs.skel.h \
linked_vars.skel.h linked_maps.skel.h
LSKELS := kfunc_call_test.c fentry_test.c fexit_test.c fexit_sleep.c \
test_ringbuf.c atomics.c trace_printk.c trace_vprintk.c
test_ringbuf.c atomics.c trace_printk.c trace_vprintk.c \
map_ptr_kern.c
# Generate both light skeleton and libbpf skeleton for these
LSKELS_EXTRA := test_ksyms_module.c test_ksyms_weak.c kfunc_call_test_subprog.c
SKEL_BLACKLIST += $$(LSKELS)
......
......@@ -4,31 +4,29 @@
#include <test_progs.h>
#include <network_helpers.h>
#include "map_ptr_kern.skel.h"
#include "map_ptr_kern.lskel.h"
void test_map_ptr(void)
{
struct map_ptr_kern *skel;
struct map_ptr_kern_lskel *skel;
__u32 duration = 0, retval;
char buf[128];
int err;
int page_size = getpagesize();
skel = map_ptr_kern__open();
skel = map_ptr_kern_lskel__open();
if (!ASSERT_OK_PTR(skel, "skel_open"))
return;
err = bpf_map__set_max_entries(skel->maps.m_ringbuf, page_size);
if (!ASSERT_OK(err, "bpf_map__set_max_entries"))
goto cleanup;
skel->maps.m_ringbuf.max_entries = page_size;
err = map_ptr_kern__load(skel);
err = map_ptr_kern_lskel__load(skel);
if (!ASSERT_OK(err, "skel_load"))
goto cleanup;
skel->bss->page_size = page_size;
err = bpf_prog_test_run(bpf_program__fd(skel->progs.cg_skb), 1, &pkt_v4,
err = bpf_prog_test_run(skel->progs.cg_skb.prog_fd, 1, &pkt_v4,
sizeof(pkt_v4), buf, NULL, &retval, NULL);
if (CHECK(err, "test_run", "err=%d errno=%d\n", err, errno))
......@@ -39,5 +37,5 @@ void test_map_ptr(void)
goto cleanup;
cleanup:
map_ptr_kern__destroy(skel);
map_ptr_kern_lskel__destroy(skel);
}
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