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selftests/bpf: test the jited inline of bpf_get_current_task

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Add the testcase for the jited inline of bpf_get_current_task().

Signed-off-by: Menglong Dong <dongml2@chinatelecom.cn>
Acked-by: Eduard Zingerman <eddyz87@gmail.com>
Link: https://lore.kernel.org/r/20260120070555.233486-3-dongml2@chinatelecom.cn
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
This commit is contained in:
Menglong Dong 2026-01-20 15:05:55 +08:00 committed by Alexei Starovoitov
parent eaedea154e
commit 4fca95095c
2 changed files with 22 additions and 0 deletions
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2
tools/testing/selftests/bpf/prog_tests/verifier.c
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@ -112,6 +112,7 @@
#include "verifier_xdp_direct_packet_access.skel.h"
#include "verifier_bits_iter.skel.h"
#include "verifier_lsm.skel.h"
#include "verifier_jit_inline.skel.h"
#include "irq.skel.h"
#define MAX_ENTRIES 11
@ -255,6 +256,7 @@ void test_verifier_bits_iter(void) { RUN(verifier_bits_iter); }
void test_verifier_lsm(void) { RUN(verifier_lsm); }
void test_irq(void) { RUN(irq); }
void test_verifier_mtu(void) { RUN(verifier_mtu); }
void test_verifier_jit_inline(void) { RUN(verifier_jit_inline); }
static int init_test_val_map(struct bpf_object *obj, char *map_name)
{

20
tools/testing/selftests/bpf/progs/verifier_jit_inline.c Normal file
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@ -0,0 +1,20 @@
// SPDX-License-Identifier: GPL-2.0
#include <vmlinux.h>
#include <bpf/bpf_helpers.h>
#include "bpf_misc.h"
SEC("fentry/bpf_fentry_test1")
__success __retval(0)
__arch_x86_64
__jited(" addq %gs:{{.*}}, %rax")
__arch_arm64
__jited(" mrs x7, SP_EL0")
int inline_bpf_get_current_task(void)
{
bpf_get_current_task();
return 0;
}
char _license[] SEC("license") = "GPL";