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author | Martin KaFai Lau <martin.lau@kernel.org> | 2023-02-17 23:13:09 +0300 |
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committer | Martin KaFai Lau <martin.lau@kernel.org> | 2023-02-17 23:24:33 +0300 |
commit | 181127fb76e62d06ab17a75fd610129688612343 (patch) | |
tree | 1d3bc497410981d7d026f52e328a62d2753ea421 /tools/testing | |
parent | e2b5cfc978f871996d1f8667515c0e06b33e620e (diff) | |
download | linux-181127fb76e62d06ab17a75fd610129688612343.tar.xz |
Revert "bpf, test_run: fix &xdp_frame misplacement for LIVE_FRAMES"
This reverts commit 6c20822fada1b8adb77fa450d03a0d449686a4a9.
build bot failed on arch with different cache line size:
https://lore.kernel.org/bpf/50c35055-afa9-d01e-9a05-ea5351280e4f@intel.com/
Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
Diffstat (limited to 'tools/testing')
-rw-r--r-- | tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c b/tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c index 7271a18ab3e2..2666c84dbd01 100644 --- a/tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c +++ b/tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c @@ -65,13 +65,12 @@ static int attach_tc_prog(struct bpf_tc_hook *hook, int fd) } /* The maximum permissible size is: PAGE_SIZE - sizeof(struct xdp_page_head) - - * SKB_DATA_ALIGN(sizeof(struct skb_shared_info)) - XDP_PACKET_HEADROOM = - * 3408 bytes for 64-byte cacheline and 3216 for 256-byte one. + * sizeof(struct skb_shared_info) - XDP_PACKET_HEADROOM = 3368 bytes */ #if defined(__s390x__) -#define MAX_PKT_SIZE 3216 +#define MAX_PKT_SIZE 3176 #else -#define MAX_PKT_SIZE 3408 +#define MAX_PKT_SIZE 3368 #endif static void test_max_pkt_size(int fd) { |