From 21025f362baef6b413fb5f551b6fe0fac944bb57 Mon Sep 17 00:00:00 2001 From: Saket Kumar Bhaskar Date: Fri, 10 Jan 2025 16:01:09 +0530 Subject: [PATCH] selftests/bpf: Fix test_xdp_adjust_tail_grow2 selftest on powerpc On powerpc cache line size is 128 bytes, so skb_shared_info must be aligned accordingly. Signed-off-by: Saket Kumar Bhaskar --- tools/testing/selftests/bpf/prog_tests/xdp_adjust_tail.c | 2 ++ tools/testing/selftests/bpf/progs/test_xdp_adjust_tail_grow.c | 2 ++ 2 files changed, 4 insertions(+) diff --git a/tools/testing/selftests/bpf/prog_tests/xdp_adjust_tail.c b/tools/testing/selftests/bpf/prog_tests/xdp_adjust_tail.c index 53d6ad8c2257e..b2b2d85dbb1b4 100644 --- a/tools/testing/selftests/bpf/prog_tests/xdp_adjust_tail.c +++ b/tools/testing/selftests/bpf/prog_tests/xdp_adjust_tail.c @@ -82,6 +82,8 @@ static void test_xdp_adjust_tail_grow2(void) /* SKB_DATA_ALIGN(sizeof(struct skb_shared_info)) */ #if defined(__s390x__) int tailroom = 512; +#elif defined(__powerpc__) + int tailroom = 384; #else int tailroom = 320; #endif diff --git a/tools/testing/selftests/bpf/progs/test_xdp_adjust_tail_grow.c b/tools/testing/selftests/bpf/progs/test_xdp_adjust_tail_grow.c index 81bb38d72cedd..dc74d8cf9e3f5 100644 --- a/tools/testing/selftests/bpf/progs/test_xdp_adjust_tail_grow.c +++ b/tools/testing/selftests/bpf/progs/test_xdp_adjust_tail_grow.c @@ -10,6 +10,8 @@ int _xdp_adjust_tail_grow(struct xdp_md *xdp) /* SKB_DATA_ALIGN(sizeof(struct skb_shared_info)) */ #if defined(__TARGET_ARCH_s390) int tailroom = 512; +#elif defined(__TARGET_ARCH_powerpc) + int tailroom = 384; #else int tailroom = 320; #endif