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s390/bpf: Enable atomics tests for s390

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Add s390 to the if statement, that defines CAN_USE_LOAD_ACQ_STORE_REL.
Reuse CAN_USE_LOAD_ACQ_STORE_REL in arena_atomics selftest,
to remove code duplication.

Signed-off-by: Maxim Khmelevskii <max@linux.ibm.com>
Reviewed-by: Ilya Leoshkevich <iii@linux.ibm.com>
Link: https://lore.kernel.org/bpf/20260723140648.583055-8-max@linux.ibm.com
Signed-off-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
This commit is contained in:
Maxim Khmelevskii
2026-07-23 16:03:51 +02:00
committed by Kumar Kartikeya Dwivedi
parent 898343edde
commit 2925f8deea
2 changed files with 18 additions and 9 deletions
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18
tools/testing/selftests/bpf/progs/arena_atomics.c
View File

@@ -28,8 +28,10 @@ bool skip_all_tests = true;
#if defined(ENABLE_ATOMICS_TESTS) && \
defined(__BPF_FEATURE_ADDR_SPACE_CAST) && \
(defined(__TARGET_ARCH_arm64) || defined(__TARGET_ARCH_x86) || \
(defined(__TARGET_ARCH_riscv) && __riscv_xlen == 64))
(defined(__TARGET_ARCH_arm64) || \
defined(__TARGET_ARCH_x86) || \
(defined(__TARGET_ARCH_riscv) && __riscv_xlen == 64) || \
defined(__TARGET_ARCH_s390))
bool skip_lacq_srel_tests __attribute((__section__(".data"))) = false;
#else
bool skip_lacq_srel_tests = true;
@@ -315,8 +317,10 @@ int load_acquire(const void *ctx)
{
#if defined(ENABLE_ATOMICS_TESTS) && \
defined(__BPF_FEATURE_ADDR_SPACE_CAST) && \
(defined(__TARGET_ARCH_arm64) || defined(__TARGET_ARCH_x86) || \
(defined(__TARGET_ARCH_riscv) && __riscv_xlen == 64))
(defined(__TARGET_ARCH_arm64) || \
defined(__TARGET_ARCH_x86) || \
(defined(__TARGET_ARCH_riscv) && __riscv_xlen == 64) || \
defined(__TARGET_ARCH_s390))
#define LOAD_ACQUIRE_ARENA(SIZEOP, SIZE, SRC, DST) \
{ asm volatile ( \
@@ -367,8 +371,10 @@ int store_release(const void *ctx)
{
#if defined(ENABLE_ATOMICS_TESTS) && \
defined(__BPF_FEATURE_ADDR_SPACE_CAST) && \
(defined(__TARGET_ARCH_arm64) || defined(__TARGET_ARCH_x86) || \
(defined(__TARGET_ARCH_riscv) && __riscv_xlen == 64))
(defined(__TARGET_ARCH_arm64) || \
defined(__TARGET_ARCH_x86) || \
(defined(__TARGET_ARCH_riscv) && __riscv_xlen == 64) || \
defined(__TARGET_ARCH_s390))
#define STORE_RELEASE_ARENA(SIZEOP, DST, VAL) \
{ asm volatile ( \

9
tools/testing/selftests/bpf/progs/bpf_misc.h
View File

@@ -264,9 +264,12 @@
#endif
#if __clang_major__ >= 18 && defined(ENABLE_ATOMICS_TESTS) && \
(defined(__TARGET_ARCH_arm64) || defined(__TARGET_ARCH_x86) || \
(defined(__TARGET_ARCH_riscv) && __riscv_xlen == 64) || \
defined(__TARGET_ARCH_powerpc) || defined(__TARGET_ARCH_loongarch))
(defined(__TARGET_ARCH_arm64) || \
defined(__TARGET_ARCH_x86) || \
(defined(__TARGET_ARCH_riscv) && __riscv_xlen == 64) || \
defined(__TARGET_ARCH_s390) || \
defined(__TARGET_ARCH_powerpc) || \
defined(__TARGET_ARCH_loongarch))
#define CAN_USE_LOAD_ACQ_STORE_REL
#endif