lib/lzo: fast 8-byte copy on arm64
Enable faster 8-byte copies on arm64. Link: http://lkml.kernel.org/r/20181127161913.23863-6-dave.rodgman@arm.com Link: http://lkml.kernel.org/r/20190205141950.9058-4-dave.rodgman@arm.com Signed-off-by: Matt Sealey <matt.sealey@arm.com> Signed-off-by: Dave Rodgman <dave.rodgman@arm.com> Cc: David S. Miller <davem@davemloft.net> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Herbert Xu <herbert@gondor.apana.org.au> Cc: Markus F.X.J. Oberhumer <markus@oberhumer.com> Cc: Minchan Kim <minchan@kernel.org> Cc: Nitin Gupta <nitingupta910@gmail.com> Cc: Richard Purdie <rpurdie@openedhand.com> Cc: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> Cc: Sonny Rao <sonnyrao@google.com> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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#define COPY4(dst, src) \
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#define COPY4(dst, src) \
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put_unaligned(get_unaligned((const u32 *)(src)), (u32 *)(dst))
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put_unaligned(get_unaligned((const u32 *)(src)), (u32 *)(dst))
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#if defined(CONFIG_X86_64)
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#if defined(CONFIG_X86_64) || defined(CONFIG_ARM64)
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#define COPY8(dst, src) \
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#define COPY8(dst, src) \
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put_unaligned(get_unaligned((const u64 *)(src)), (u64 *)(dst))
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put_unaligned(get_unaligned((const u64 *)(src)), (u64 *)(dst))
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#else
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#else
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