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authorJose E. Marchesi <[email protected]>2024-05-08 13:03:32 +0200
committerAlexei Starovoitov <[email protected]>2024-05-08 09:56:59 -0700
commit911edc69c832161b62a8ad10a6972290157a7bd3 (patch)
tree6cb2526411487c32f0356fe940e1d96e1ab69187
parent1209a523f6914404e8941d9e04caa42be7cab8d5 (diff)
bpf: guard BPF_NO_PRESERVE_ACCESS_INDEX in skb_pkt_end.c
This little patch is a follow-up to: https://lore.kernel.org/bpf/[email protected]/T/#u The temporary workaround of passing -DBPF_NO_PRESERVE_ACCESS_INDEX when building with GCC triggers a redefinition preprocessor error when building progs/skb_pkt_end.c. This patch adds a guard to avoid redefinition. Signed-off-by: Jose E. Marchesi <[email protected]> Cc: [email protected] Cc: [email protected] Cc: Eduard Zingerman <[email protected]> Cc: Yonghong Song <[email protected]> Cc: Andrii Nakryiko <[email protected]> Acked-by: Yonghong Song <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Alexei Starovoitov <[email protected]>
-rw-r--r--tools/testing/selftests/bpf/progs/skb_pkt_end.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/skb_pkt_end.c b/tools/testing/selftests/bpf/progs/skb_pkt_end.c
index 992b7861003a..db4abd2682fc 100644
--- a/tools/testing/selftests/bpf/progs/skb_pkt_end.c
+++ b/tools/testing/selftests/bpf/progs/skb_pkt_end.c
@@ -1,5 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
+#ifndef BPF_NO_PRESERVE_ACCESS_INDEX
#define BPF_NO_PRESERVE_ACCESS_INDEX
+#endif
#include <vmlinux.h>
#include <bpf/bpf_core_read.h>
#include <bpf/bpf_helpers.h>