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On 64bit arches, struct u64_stats_sync is empty and provides no help against load/store tearing. memcpy() should not be considered atomic against u64 values. Use u64_stats_copy() instead. Signed-off-by: David Yang <mmyangfl@gmail.com> Reviewed-by: Ido Schimmel <idosch@nvidia.com> Link: https://patch.msgid.link/20260120092137.2161162-5-mmyangfl@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>