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libbpf: Use __BYTE_ORDER__

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Use the compiler-defined __BYTE_ORDER__ instead of the libc-defined
__BYTE_ORDER for consistency.

Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20211026010831.748682-3-iii@linux.ibm.com
This commit is contained in:
Ilya Leoshkevich
2021-10-26 03:08:27 +02:00
committed by Andrii Nakryiko
parent 5b732fc1d8
commit 87a9622982
5 changed files with 15 additions and 15 deletions
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2
src/relo_core.c
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@@ -662,7 +662,7 @@ static int bpf_core_calc_field_relo(const char *prog_name,
*validate = true; /* signedness is never ambiguous */
break;
case BPF_FIELD_LSHIFT_U64:
#if __BYTE_ORDER == __LITTLE_ENDIAN
#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
*val = 64 - (bit_off + bit_sz - byte_off * 8);
#else
*val = (8 - byte_sz) * 8 + (bit_off - byte_off * 8);