The patch titled
Subject: lib/lzo: fast 8-byte copy on arm64
has been added to the -mm tree. Its filename is
lib-lzo-fast-8-byte-copy-on-arm64.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/lib-lzo-fast-8-byte-copy-on-arm64.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/lib-lzo-fast-8-byte-copy-on-arm64.patch
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------------------------------------------------------
From: Matt Sealey <matt.sealey@xxxxxxx>
Subject: 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@xxxxxxx
Link: http://lkml.kernel.org/r/20190205141950.9058-4-dave.rodgman@xxxxxxx
Signed-off-by: Matt Sealey <matt.sealey@xxxxxxx>
Signed-off-by: Dave Rodgman <dave.rodgman@xxxxxxx>
Cc: David S. Miller <davem@xxxxxxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Cc: Markus F.X.J. Oberhumer <markus@xxxxxxxxxxxxx>
Cc: Minchan Kim <minchan@xxxxxxxxxx>
Cc: Nitin Gupta <nitingupta910@xxxxxxxxx>
Cc: Richard Purdie <rpurdie@xxxxxxxxxxxxxx>
Cc: Sergey Senozhatsky <sergey.senozhatsky.work@xxxxxxxxx>
Cc: Sonny Rao <sonnyrao@xxxxxxxxxx>
Cc: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
lib/lzo/lzodefs.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/lib/lzo/lzodefs.h~lib-lzo-fast-8-byte-copy-on-arm64
+++ a/lib/lzo/lzodefs.h
@@ -15,7 +15,7 @@
#define COPY4(dst, src) \
put_unaligned(get_unaligned((const u32 *)(src)), (u32 *)(dst))
-#if defined(CONFIG_X86_64)
+#if defined(CONFIG_X86_64) || defined(CONFIG_ARM64)
#define COPY8(dst, src) \
put_unaligned(get_unaligned((const u64 *)(src)), (u64 *)(dst))
#else
_
Patches currently in -mm which might be from matt.sealey@xxxxxxx are
lib-lzo-64-bit-ctz-on-arm64.patch
lib-lzo-fast-8-byte-copy-on-arm64.patch
