diff mbox series

[bpf-next,2/3] selftests: xsk: Use hugepages when umem->frame_size > PAGE_SIZE

Message ID 20230319195656.326701-3-kal.conley@dectris.com (mailing list archive)
State New
Headers show
Series None | expand

Commit Message

Kal Cutter Conley March 19, 2023, 7:56 p.m. UTC 
HugeTLB UMEMs now support chunk_size > PAGE_SIZE. Set MAP_HUGETLB when
frame_size > PAGE_SIZE for future tests.

Signed-off-by: Kal Conley <kal.conley@dectris.com>
---
 tools/testing/selftests/bpf/xskxceiver.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/tools/testing/selftests/bpf/xskxceiver.c b/tools/testing/selftests/bpf/xskxceiver.c
index a17655107a94..7a47ef28fbce 100644
--- a/tools/testing/selftests/bpf/xskxceiver.c
+++ b/tools/testing/selftests/bpf/xskxceiver.c
@@ -1265,7 +1265,7 @@  static void thread_common_ops(struct test_spec *test, struct ifobject *ifobject)
 	void *bufs;
 	int ret;
 
-	if (ifobject->umem->unaligned_mode)
+	if (ifobject->umem->frame_size > sysconf(_SC_PAGESIZE) || ifobject->umem->unaligned_mode)
 		mmap_flags |= MAP_HUGETLB;
 
 	if (ifobject->shared_umem)