On Thu, Aug 27, 2020 at 07:38:31PM +0200, Uros Bizjak wrote: > x86_64 zero extends 32bit operations, so for 64bit operands, > XORL r32,r32 is functionally equal to XORQ r64,r64, but avoids > a REX prefix byte when legacy registers are used. > > Signed-off-by: Uros Bizjak <ubizjak@xxxxxxxxx> > Cc: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> > Cc: "David S. Miller" <davem@xxxxxxxxxxxxx> > --- > arch/x86/crypto/poly1305-x86_64-cryptogams.pl | 8 ++++---- > 1 file changed, 4 insertions(+), 4 deletions(-) Patch applied. Thanks. -- Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
