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selftests/bpf: Update task_local_storage/task_storage_nodeadlock test

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Adjust the error code we are checking against as
bpf_task_storage_delete() now returns -EDEADLK or -ETIMEDOUT when
deadlock happens.

Acked-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Amery Hung <ameryhung@gmail.com>
Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
Link: https://patch.msgid.link/20260205222916.1788211-15-ameryhung@gmail.com
This commit is contained in:
Amery Hung 2026-02-05 14:29:12 -08:00 committed by Martin KaFai Lau
parent e4772031d1
commit 902a79b638
1 changed files with 2 additions and 5 deletions
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7
tools/testing/selftests/bpf/progs/task_storage_nodeadlock.c
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@ -1,15 +1,12 @@
// SPDX-License-Identifier: GPL-2.0
#include "vmlinux.h"
#include <errno.h>
#include <bpf/bpf_helpers.h>
#include <bpf/bpf_tracing.h>
char _license[] SEC("license") = "GPL";
#ifndef EBUSY
#define EBUSY 16
#endif
extern bool CONFIG_PREEMPTION __kconfig __weak;
int nr_get_errs = 0;
int nr_del_errs = 0;
@ -40,7 +37,7 @@ int BPF_PROG(socket_post_create, struct socket *sock, int family, int type,
ret = bpf_task_storage_delete(&task_storage,
bpf_get_current_task_btf());
if (ret == -EBUSY)
if (ret == -EDEADLK || ret == -ETIMEDOUT)
__sync_fetch_and_add(&nr_del_errs, 1);
return 0;