| Message ID | 20250110103109.3670793-1-skb99@linux.ibm.com (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | selftests/bpf: Fix test_xdp_adjust_tail_grow2 selftest on powerpc | expand |
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 53d6ad8c2257..b2b2d85dbb1b 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 81bb38d72ced..dc74d8cf9e3f 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
On powerpc cache line size is 128 bytes, so skb_shared_info must be aligned accordingly. Signed-off-by: Saket Kumar Bhaskar <skb99@linux.ibm.com> --- 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(+)