On Tue, Feb 24, 2015 at 08:36:40PM +0100, Markus Stockhausen wrote: > This is the assembler code for SHA1 implementation with > the SIMD SPE instruction set. With the enhanced instruction > set we can operate on 2 32 bit words in parallel. That helps > reducing the time to calculate W16-W79. For increasing > performance even more the assembler function can compute > hashes for more than one 64 byte input block. > > The state of the used SPE registers is preserved via the > stack so we can run from interrupt context. There might > be the case that we interrupt ourselves and push sensitive > data from another context onto our stack. Clear this area > in the stack afterwards to avoid information leakage. > > The code is endian independant. > > Signed-off-by: Markus Stockhausen <stockhausen@xxxxxxxxxxx> All 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 -- To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
