- 25 4月, 2013 3 次提交
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由 Jussi Kivilinna 提交于
The GMAC code assumes that dst==src, which causes problems when trying to add rfc4543(gcm(aes)) test vectors. So fix this code to work when source and destination buffer are different. Signed-off-by: NJussi Kivilinna <jussi.kivilinna@iki.fi> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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由 Tim Chen 提交于
crypto: sha512 - Create module providing optimized SHA512 routines using SSSE3, AVX or AVX2 instructions. We added glue code and config options to create crypto module that uses SSE/AVX/AVX2 optimized SHA512 x86_64 assembly routines. Signed-off-by: NTim Chen <tim.c.chen@linux.intel.com> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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由 Tim Chen 提交于
crypto: sha256 - Create module providing optimized SHA256 routines using SSSE3, AVX or AVX2 instructions. We added glue code and config options to create crypto module that uses SSE/AVX/AVX2 optimized SHA256 x86_64 assembly routines. Signed-off-by: NTim Chen <tim.c.chen@linux.intel.com> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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- 26 2月, 2013 1 次提交
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由 Herbert Xu 提交于
This bool option can never be set to anything other than y. So let's just kill it. Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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- 20 1月, 2013 1 次提交
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由 Alexander Boyko 提交于
This patch adds crc32 algorithms to shash crypto api. One is wrapper to gerneric crc32_le function. Second is crc32 pclmulqdq implementation. It use hardware provided PCLMULQDQ instruction to accelerate the CRC32 disposal. This instruction present from Intel Westmere and AMD Bulldozer CPUs. For intel core i5 I got 450MB/s for table implementation and 2100MB/s for pclmulqdq implementation. Signed-off-by: NAlexander Boyko <alexander_boyko@xyratex.com> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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- 12 1月, 2013 1 次提交
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由 Kees Cook 提交于
The CONFIG_EXPERIMENTAL config item has not carried much meaning for a while now and is almost always enabled by default. As agreed during the Linux kernel summit, remove it from any "depends on" lines in Kconfigs. CC: Herbert Xu <herbert@gondor.apana.org.au> CC: "David S. Miller" <davem@davemloft.net> Signed-off-by: NKees Cook <keescook@chromium.org> Acked-by: NDavid S. Miller <davem@davemloft.net>
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- 10 1月, 2013 1 次提交
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由 Michael Ellerman 提交于
This patch adds a crypto driver which provides a powerpc accelerated implementation of SHA-1, accelerated in that it is written in asm. Original patch by Paul, minor fixups for upstream by moi. Lightly tested on 64-bit with the test program here: http://michael.ellerman.id.au/files/junkcode/sha1test.c Seems to work, and is "not slower" than the generic version. Needs testing on 32-bit. Signed-off-by: NPaul Mackerras <paulus@samba.org> Signed-off-by: NMichael Ellerman <michael@ellerman.id.au> Signed-off-by: NBenjamin Herrenschmidt <benh@kernel.crashing.org>
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- 06 12月, 2012 1 次提交
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由 Jussi Kivilinna 提交于
CAST5 and CAST6 both use same lookup tables, which can be moved shared module 'cast_common'. Signed-off-by: NJussi Kivilinna <jussi.kivilinna@mbnet.fi> Acked-by: NDavid S. Miller <davem@davemloft.net> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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- 09 11月, 2012 1 次提交
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由 Jussi Kivilinna 提交于
This patch adds AES-NI/AVX/x86_64 assembler implementation of Camellia block cipher. Implementation process data in sixteen block chunks, which are byte-sliced and AES SubBytes is reused for Camellia s-box with help of pre- and post-filtering. Patch has been tested with tcrypt and automated filesystem tests. tcrypt test results: Intel Core i5-2450M: camellia-aesni-avx vs camellia-asm-x86_64-2way: 128bit key: (lrw:256bit) (xts:256bit) size ecb-enc ecb-dec cbc-enc cbc-dec ctr-enc ctr-dec lrw-enc lrw-dec xts-enc xts-dec 16B 0.98x 0.96x 0.99x 0.96x 0.96x 0.95x 0.95x 0.94x 0.97x 0.98x 64B 0.99x 0.98x 1.00x 0.98x 0.98x 0.99x 0.98x 0.93x 0.99x 0.98x 256B 2.28x 2.28x 1.01x 2.29x 2.25x 2.24x 1.96x 1.97x 1.91x 1.90x 1024B 2.57x 2.56x 1.00x 2.57x 2.51x 2.53x 2.19x 2.17x 2.19x 2.22x 8192B 2.49x 2.49x 1.00x 2.53x 2.48x 2.49x 2.17x 2.17x 2.22x 2.22x 256bit key: (lrw:384bit) (xts:512bit) size ecb-enc ecb-dec cbc-enc cbc-dec ctr-enc ctr-dec lrw-enc lrw-dec xts-enc xts-dec 16B 0.97x 0.98x 0.99x 0.97x 0.97x 0.96x 0.97x 0.98x 0.98x 0.99x 64B 1.00x 1.00x 1.01x 0.99x 0.98x 0.99x 0.99x 0.99x 0.99x 0.99x 256B 2.37x 2.37x 1.01x 2.39x 2.35x 2.33x 2.10x 2.11x 1.99x 2.02x 1024B 2.58x 2.60x 1.00x 2.58x 2.56x 2.56x 2.28x 2.29x 2.28x 2.29x 8192B 2.50x 2.52x 1.00x 2.56x 2.51x 2.51x 2.24x 2.25x 2.26x 2.29x Signed-off-by: NJussi Kivilinna <jussi.kivilinna@mbnet.fi> Acked-by: NDavid S. Miller <davem@davemloft.net> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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- 15 10月, 2012 1 次提交
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由 Tim Chen 提交于
This patch adds the crc_pcl function that calculates CRC32C checksum using the PCLMULQDQ instruction on processors that support this feature. This will provide speedup over using CRC32 instruction only. The usage of PCLMULQDQ necessitate the invocation of kernel_fpu_begin and kernel_fpu_end and incur some overhead. So the new crc_pcl function is only invoked for buffer size of 512 bytes or more. Larger sized buffers will expect to see greater speedup. This feature is best used coupled with eager_fpu which reduces the kernel_fpu_begin/end overhead. For buffer size of 1K the speedup is around 1.6x and for buffer size greater than 4K, the speedup is around 3x compared to original implementation in crc32c-intel module. Test was performed on Sandy Bridge based platform with constant frequency set for cpu. A white paper detailing the algorithm can be found here: http://download.intel.com/design/intarch/papers/323405.pdfSigned-off-by: NTim Chen <tim.c.chen@linux.intel.com> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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- 08 10月, 2012 1 次提交
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由 David Howells 提交于
Create a key type that can be used to represent an asymmetric key type for use in appropriate cryptographic operations, such as encryption, decryption, signature generation and signature verification. The key type is "asymmetric" and can provide access to a variety of cryptographic algorithms. Possibly, this would be better as "public_key" - but that has the disadvantage that "public key" is an overloaded term. Signed-off-by: NDavid Howells <dhowells@redhat.com> Signed-off-by: NRusty Russell <rusty@rustcorp.com.au>
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- 03 10月, 2012 1 次提交
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由 Dave Jones 提交于
Asking for this option on x86 seems a bit pointless. Signed-off-by: NDave Jones <davej@redhat.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 07 9月, 2012 1 次提交
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由 David McCullough 提交于
Add assembler versions of AES and SHA1 for ARM platforms. This has provided up to a 50% improvement in IPsec/TCP throughout for tunnels using AES128/SHA1. Platform CPU SPeed Endian Before (bps) After (bps) Improvement IXP425 533 MHz big 11217042 15566294 ~38% KS8695 166 MHz little 3828549 5795373 ~51% Signed-off-by: NDavid McCullough <ucdevel@gmail.com> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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- 29 8月, 2012 1 次提交
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由 David S. Miller 提交于
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 26 8月, 2012 1 次提交
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由 David S. Miller 提交于
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 23 8月, 2012 2 次提交
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由 David S. Miller 提交于
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 David S. Miller 提交于
Signed-off-by: NDavid S. Miller <davem@davemloft.net> Acked-by: NHerbert Xu <herbert@gondor.apana.org.au>
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- 21 8月, 2012 4 次提交
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由 David S. Miller 提交于
Signed-off-by: NDavid S. Miller <davem@davemloft.net> Acked-by: NHerbert Xu <herbert@gondor.apana.org.au>
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由 David S. Miller 提交于
Signed-off-by: NDavid S. Miller <davem@davemloft.net> Acked-by: NHerbert Xu <herbert@gondor.apana.org.au>
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由 David S. Miller 提交于
Signed-off-by: NDavid S. Miller <davem@davemloft.net> Acked-by: NHerbert Xu <herbert@gondor.apana.org.au>
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由 David S. Miller 提交于
Signed-off-by: NDavid S. Miller <davem@davemloft.net> Acked-by: NHerbert Xu <herbert@gondor.apana.org.au>
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- 20 8月, 2012 1 次提交
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由 Jussi Kivilinna 提交于
crypto: aesni_intel - improve lrw and xts performance by utilizing parallel AES-NI hardware pipelines Use parallel LRW and XTS encryption facilities to better utilize AES-NI hardware pipelines and gain extra performance. Tcrypt benchmark results (async), old vs new ratios: Intel Core i5-2450M CPU (fam: 6, model: 42, step: 7) aes:128bit lrw:256bit xts:256bit size lrw-enc lrw-dec xts-dec xts-dec 16B 0.99x 1.00x 1.22x 1.19x 64B 1.38x 1.50x 1.58x 1.61x 256B 2.04x 2.02x 2.27x 2.29x 1024B 2.56x 2.54x 2.89x 2.92x 8192B 2.85x 2.99x 3.40x 3.23x aes:192bit lrw:320bit xts:384bit size lrw-enc lrw-dec xts-dec xts-dec 16B 1.08x 1.08x 1.16x 1.17x 64B 1.48x 1.54x 1.59x 1.65x 256B 2.18x 2.17x 2.29x 2.28x 1024B 2.67x 2.67x 2.87x 3.05x 8192B 2.93x 2.84x 3.28x 3.33x aes:256bit lrw:348bit xts:512bit size lrw-enc lrw-dec xts-dec xts-dec 16B 1.07x 1.07x 1.18x 1.19x 64B 1.56x 1.56x 1.70x 1.71x 256B 2.22x 2.24x 2.46x 2.46x 1024B 2.76x 2.77x 3.13x 3.05x 8192B 2.99x 3.05x 3.40x 3.30x Cc: Huang Ying <ying.huang@intel.com> Signed-off-by: NJussi Kivilinna <jussi.kivilinna@mbnet.fi> Reviewed-by: NKim Phillips <kim.phillips@freescale.com> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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- 01 8月, 2012 3 次提交
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由 Seth Jennings 提交于
This patch add the 842 cryptographic API driver that submits compression requests to the 842 hardware compression accelerator driver (nx-compress). If the hardware accelerator goes offline for any reason (dynamic disable, migration, etc...), this driver will use LZO as a software failover for all future compression requests. For decompression requests, the 842 hardware driver contains a software implementation of the 842 decompressor to support the decompression of data that was compressed before the accelerator went offline. Signed-off-by: NRobert Jennings <rcj@linux.vnet.ibm.com> Signed-off-by: NSeth Jennings <sjenning@linux.vnet.ibm.com> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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由 Johannes Goetzfried 提交于
This patch adds a x86_64/avx assembler implementation of the Cast6 block cipher. The implementation processes eight blocks in parallel (two 4 block chunk AVX operations). The table-lookups are done in general-purpose registers. For small blocksizes the functions from the generic module are called. A good performance increase is provided for blocksizes greater or equal to 128B. Patch has been tested with tcrypt and automated filesystem tests. Tcrypt benchmark results: Intel Core i5-2500 CPU (fam:6, model:42, step:7) cast6-avx-x86_64 vs. cast6-generic 128bit key: (lrw:256bit) (xts:256bit) size ecb-enc ecb-dec cbc-enc cbc-dec ctr-enc ctr-dec lrw-enc lrw-dec xts-enc xts-dec 16B 0.97x 1.00x 1.01x 1.01x 0.99x 0.97x 0.98x 1.01x 0.96x 0.98x 64B 0.98x 0.99x 1.02x 1.01x 0.99x 1.00x 1.01x 0.99x 1.00x 0.99x 256B 1.77x 1.84x 0.99x 1.85x 1.77x 1.77x 1.70x 1.74x 1.69x 1.72x 1024B 1.93x 1.95x 0.99x 1.96x 1.93x 1.93x 1.84x 1.85x 1.89x 1.87x 8192B 1.91x 1.95x 0.99x 1.97x 1.95x 1.91x 1.86x 1.87x 1.93x 1.90x 256bit key: (lrw:384bit) (xts:512bit) size ecb-enc ecb-dec cbc-enc cbc-dec ctr-enc ctr-dec lrw-enc lrw-dec xts-enc xts-dec 16B 0.97x 0.99x 1.02x 1.01x 0.98x 0.99x 1.00x 1.00x 0.98x 0.98x 64B 0.98x 0.99x 1.01x 1.00x 1.00x 1.00x 1.01x 1.01x 0.97x 1.00x 256B 1.77x 1.83x 1.00x 1.86x 1.79x 1.78x 1.70x 1.76x 1.71x 1.69x 1024B 1.92x 1.95x 0.99x 1.96x 1.93x 1.93x 1.83x 1.86x 1.89x 1.87x 8192B 1.94x 1.95x 0.99x 1.97x 1.95x 1.95x 1.87x 1.87x 1.93x 1.91x Signed-off-by: NJohannes Goetzfried <Johannes.Goetzfried@informatik.stud.uni-erlangen.de> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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由 Johannes Goetzfried 提交于
This patch adds a x86_64/avx assembler implementation of the Cast5 block cipher. The implementation processes sixteen blocks in parallel (four 4 block chunk AVX operations). The table-lookups are done in general-purpose registers. For small blocksizes the functions from the generic module are called. A good performance increase is provided for blocksizes greater or equal to 128B. Patch has been tested with tcrypt and automated filesystem tests. Tcrypt benchmark results: Intel Core i5-2500 CPU (fam:6, model:42, step:7) cast5-avx-x86_64 vs. cast5-generic 64bit key: size ecb-enc ecb-dec cbc-enc cbc-dec ctr-enc ctr-dec 16B 0.99x 0.99x 1.00x 1.00x 1.02x 1.01x 64B 1.00x 1.00x 0.98x 1.00x 1.01x 1.02x 256B 2.03x 2.01x 0.95x 2.11x 2.12x 2.13x 1024B 2.30x 2.24x 0.95x 2.29x 2.35x 2.35x 8192B 2.31x 2.27x 0.95x 2.31x 2.39x 2.39x 128bit key: size ecb-enc ecb-dec cbc-enc cbc-dec ctr-enc ctr-dec 16B 0.99x 0.99x 1.00x 1.00x 1.01x 1.01x 64B 1.00x 1.00x 0.98x 1.01x 1.02x 1.01x 256B 2.17x 2.13x 0.96x 2.19x 2.19x 2.19x 1024B 2.29x 2.32x 0.95x 2.34x 2.37x 2.38x 8192B 2.35x 2.32x 0.95x 2.35x 2.39x 2.39x Signed-off-by: NJohannes Goetzfried <Johannes.Goetzfried@informatik.stud.uni-erlangen.de> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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- 27 6月, 2012 9 次提交
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Since commit ce6dd368 ("crypto: arc4 - improve performance by adding ecb(arc4)) we need to pull in a blkcipher. |ERROR: "crypto_blkcipher_type" [crypto/arc4.ko] undefined! |ERROR: "blkcipher_walk_done" [crypto/arc4.ko] undefined! |ERROR: "blkcipher_walk_virt" [crypto/arc4.ko] undefined! Signed-off-by: NSebastian Andrzej Siewior <sebastian@breakpoint.cc> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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由 Jussi Kivilinna 提交于
Now that shared glue code is available, convert twofish-avx to use it. Cc: Johannes Goetzfried <Johannes.Goetzfried@informatik.stud.uni-erlangen.de> Signed-off-by: NJussi Kivilinna <jussi.kivilinna@mbnet.fi> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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由 Jussi Kivilinna 提交于
Now that shared glue code is available, convert twofish-x86_64-3way to use it. Signed-off-by: NJussi Kivilinna <jussi.kivilinna@mbnet.fi> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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由 Jussi Kivilinna 提交于
Now that shared glue code is available, convert camellia-x86_64 to use it. Signed-off-by: NJussi Kivilinna <jussi.kivilinna@mbnet.fi> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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由 Jussi Kivilinna 提交于
Now that shared glue code is available, convert serpent-avx to use it. Cc: Johannes Goetzfried <Johannes.Goetzfried@informatik.stud.uni-erlangen.de> Signed-off-by: NJussi Kivilinna <jussi.kivilinna@mbnet.fi> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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由 Jussi Kivilinna 提交于
Now that serpent-sse2 glue code has been made generic, it can be split to separate module. Signed-off-by: NJussi Kivilinna <jussi.kivilinna@mbnet.fi> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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由 Jussi Kivilinna 提交于
Remove duplicate ablk_* functions and make use of ablk_helper module instead. Signed-off-by: NJussi Kivilinna <jussi.kivilinna@mbnet.fi> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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由 Jussi Kivilinna 提交于
Remove duplicate ablk_* functions and make use of ablk_helper module instead. Signed-off-by: NJussi Kivilinna <jussi.kivilinna@mbnet.fi> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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由 Jussi Kivilinna 提交于
Move ablk-* functions to separate module to share common code between cipher implementations. Signed-off-by: NJussi Kivilinna <jussi.kivilinna@mbnet.fi> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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- 12 6月, 2012 2 次提交
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由 Johannes Goetzfried 提交于
This patch adds a x86_64/avx assembler implementation of the Serpent block cipher. The implementation is very similar to the sse2 implementation and processes eight blocks in parallel. Because of the new non-destructive three operand syntax all move-instructions can be removed and therefore a little performance increase is provided. Patch has been tested with tcrypt and automated filesystem tests. Tcrypt benchmark results: Intel Core i5-2500 CPU (fam:6, model:42, step:7) serpent-avx-x86_64 vs. serpent-sse2-x86_64 128bit key: (lrw:256bit) (xts:256bit) size ecb-enc ecb-dec cbc-enc cbc-dec ctr-enc ctr-dec lrw-enc lrw-dec xts-enc xts-dec 16B 1.03x 1.01x 1.01x 1.01x 1.00x 1.00x 1.00x 1.00x 1.00x 1.01x 64B 1.00x 1.00x 1.00x 1.00x 1.00x 0.99x 1.00x 1.01x 1.00x 1.00x 256B 1.05x 1.03x 1.00x 1.02x 1.05x 1.06x 1.05x 1.02x 1.05x 1.02x 1024B 1.05x 1.02x 1.00x 1.02x 1.05x 1.06x 1.05x 1.03x 1.05x 1.02x 8192B 1.05x 1.02x 1.00x 1.02x 1.06x 1.06x 1.04x 1.03x 1.04x 1.02x 256bit key: (lrw:384bit) (xts:512bit) size ecb-enc ecb-dec cbc-enc cbc-dec ctr-enc ctr-dec lrw-enc lrw-dec xts-enc xts-dec 16B 1.01x 1.00x 1.01x 1.01x 1.00x 1.00x 0.99x 1.03x 1.01x 1.01x 64B 1.00x 1.00x 1.00x 1.00x 1.00x 1.00x 1.00x 1.01x 1.00x 1.02x 256B 1.05x 1.02x 1.00x 1.02x 1.05x 1.02x 1.04x 1.05x 1.05x 1.02x 1024B 1.06x 1.02x 1.00x 1.02x 1.07x 1.06x 1.05x 1.04x 1.05x 1.02x 8192B 1.05x 1.02x 1.00x 1.02x 1.06x 1.06x 1.04x 1.05x 1.05x 1.02x serpent-avx-x86_64 vs aes-asm (8kB block): 128bit 256bit ecb-enc 1.26x 1.73x ecb-dec 1.20x 1.64x cbc-enc 0.33x 0.45x cbc-dec 1.24x 1.67x ctr-enc 1.32x 1.76x ctr-dec 1.32x 1.76x lrw-enc 1.20x 1.60x lrw-dec 1.15x 1.54x xts-enc 1.22x 1.64x xts-dec 1.17x 1.57x Signed-off-by: NJohannes Goetzfried <Johannes.Goetzfried@informatik.stud.uni-erlangen.de> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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由 Johannes Goetzfried 提交于
This patch adds a x86_64/avx assembler implementation of the Twofish block cipher. The implementation processes eight blocks in parallel (two 4 block chunk AVX operations). The table-lookups are done in general-purpose registers. For small blocksizes the 3way-parallel functions from the twofish-x86_64-3way module are called. A good performance increase is provided for blocksizes greater or equal to 128B. Patch has been tested with tcrypt and automated filesystem tests. Tcrypt benchmark results: Intel Core i5-2500 CPU (fam:6, model:42, step:7) twofish-avx-x86_64 vs. twofish-x86_64-3way 128bit key: (lrw:256bit) (xts:256bit) size ecb-enc ecb-dec cbc-enc cbc-dec ctr-enc ctr-dec lrw-enc lrw-dec xts-enc xts-dec 16B 0.96x 0.97x 1.00x 0.95x 0.97x 0.97x 0.96x 0.95x 0.95x 0.98x 64B 0.99x 0.99x 1.00x 0.99x 0.98x 0.98x 0.99x 0.98x 0.99x 0.98x 256B 1.20x 1.21x 1.00x 1.19x 1.15x 1.14x 1.19x 1.20x 1.18x 1.19x 1024B 1.29x 1.30x 1.00x 1.28x 1.23x 1.24x 1.26x 1.28x 1.26x 1.27x 8192B 1.31x 1.32x 1.00x 1.31x 1.25x 1.25x 1.28x 1.29x 1.28x 1.30x 256bit key: (lrw:384bit) (xts:512bit) size ecb-enc ecb-dec cbc-enc cbc-dec ctr-enc ctr-dec lrw-enc lrw-dec xts-enc xts-dec 16B 0.96x 0.96x 1.00x 0.96x 0.97x 0.98x 0.95x 0.95x 0.95x 0.96x 64B 1.00x 0.99x 1.00x 0.98x 0.98x 1.01x 0.98x 0.98x 0.98x 0.98x 256B 1.20x 1.21x 1.00x 1.21x 1.15x 1.15x 1.19x 1.20x 1.18x 1.19x 1024B 1.29x 1.30x 1.00x 1.28x 1.23x 1.23x 1.26x 1.27x 1.26x 1.27x 8192B 1.31x 1.33x 1.00x 1.31x 1.26x 1.26x 1.29x 1.29x 1.28x 1.30x twofish-avx-x86_64 vs aes-asm (8kB block): 128bit 256bit ecb-enc 1.19x 1.63x ecb-dec 1.18x 1.62x cbc-enc 0.75x 1.03x cbc-dec 1.23x 1.67x ctr-enc 1.24x 1.65x ctr-dec 1.24x 1.65x lrw-enc 1.15x 1.53x lrw-dec 1.14x 1.52x xts-enc 1.16x 1.56x xts-dec 1.16x 1.56x Signed-off-by: NJohannes Goetzfried <Johannes.Goetzfried@informatik.stud.uni-erlangen.de> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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- 10 4月, 2012 1 次提交
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由 Al Viro 提交于
Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk>
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- 24 3月, 2012 1 次提交
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由 Darrick J. Wong 提交于
Since lib/crc32.c now provides crc32c, remove the software implementation here and call the library function instead. Signed-off-by: NDarrick J. Wong <djwong@us.ibm.com> Cc: Herbert Xu <herbert@gondor.apana.org.au> Cc: Bob Pearson <rpearson@systemfabricworks.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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- 14 3月, 2012 1 次提交
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由 Jussi Kivilinna 提交于
Patch adds x86_64 assembler implementation of Camellia block cipher. Two set of functions are provided. First set is regular 'one-block at time' encrypt/decrypt functions. Second is 'two-block at time' functions that gain performance increase on out-of-order CPUs. Performance of 2-way functions should be equal to 1-way functions with in-order CPUs. Patch has been tested with tcrypt and automated filesystem tests. Tcrypt benchmark results: AMD Phenom II 1055T (fam:16, model:10): camellia-asm vs camellia_generic: 128bit key: (lrw:256bit) (xts:256bit) size ecb-enc ecb-dec cbc-enc cbc-dec ctr-enc ctr-dec lrw-enc lrw-dec xts-enc xts-dec 16B 1.27x 1.22x 1.30x 1.42x 1.30x 1.34x 1.19x 1.05x 1.23x 1.24x 64B 1.74x 1.79x 1.43x 1.87x 1.81x 1.87x 1.48x 1.38x 1.55x 1.62x 256B 1.90x 1.87x 1.43x 1.94x 1.94x 1.95x 1.63x 1.62x 1.67x 1.70x 1024B 1.96x 1.93x 1.43x 1.95x 1.98x 2.01x 1.67x 1.69x 1.74x 1.80x 8192B 1.96x 1.96x 1.39x 1.93x 2.01x 2.03x 1.72x 1.64x 1.71x 1.76x 256bit key: (lrw:384bit) (xts:512bit) size ecb-enc ecb-dec cbc-enc cbc-dec ctr-enc ctr-dec lrw-enc lrw-dec xts-enc xts-dec 16B 1.23x 1.23x 1.33x 1.39x 1.34x 1.38x 1.04x 1.18x 1.21x 1.29x 64B 1.72x 1.69x 1.42x 1.78x 1.81x 1.89x 1.57x 1.52x 1.56x 1.65x 256B 1.85x 1.88x 1.42x 1.86x 1.93x 1.96x 1.69x 1.65x 1.70x 1.75x 1024B 1.88x 1.86x 1.45x 1.95x 1.96x 1.95x 1.77x 1.71x 1.77x 1.78x 8192B 1.91x 1.86x 1.42x 1.91x 2.03x 1.98x 1.73x 1.71x 1.78x 1.76x camellia-asm vs aes-asm (8kB block): 128bit 256bit ecb-enc 1.15x 1.22x ecb-dec 1.16x 1.16x cbc-enc 0.85x 0.90x cbc-dec 1.20x 1.23x ctr-enc 1.28x 1.30x ctr-dec 1.27x 1.28x lrw-enc 1.12x 1.16x lrw-dec 1.08x 1.10x xts-enc 1.11x 1.15x xts-dec 1.14x 1.15x Intel Core2 T8100 (fam:6, model:23, step:6): camellia-asm vs camellia_generic: 128bit key: (lrw:256bit) (xts:256bit) size ecb-enc ecb-dec cbc-enc cbc-dec ctr-enc ctr-dec lrw-enc lrw-dec xts-enc xts-dec 16B 1.10x 1.12x 1.14x 1.16x 1.16x 1.15x 1.02x 1.02x 1.08x 1.08x 64B 1.61x 1.60x 1.17x 1.68x 1.67x 1.66x 1.43x 1.42x 1.44x 1.42x 256B 1.65x 1.73x 1.17x 1.77x 1.81x 1.80x 1.54x 1.53x 1.58x 1.54x 1024B 1.76x 1.74x 1.18x 1.80x 1.85x 1.85x 1.60x 1.59x 1.65x 1.60x 8192B 1.77x 1.75x 1.19x 1.81x 1.85x 1.86x 1.63x 1.61x 1.66x 1.62x 256bit key: (lrw:384bit) (xts:512bit) size ecb-enc ecb-dec cbc-enc cbc-dec ctr-enc ctr-dec lrw-enc lrw-dec xts-enc xts-dec 16B 1.10x 1.07x 1.13x 1.16x 1.11x 1.16x 1.03x 1.02x 1.08x 1.07x 64B 1.61x 1.62x 1.15x 1.66x 1.63x 1.68x 1.47x 1.46x 1.47x 1.44x 256B 1.71x 1.70x 1.16x 1.75x 1.69x 1.79x 1.58x 1.57x 1.59x 1.55x 1024B 1.78x 1.72x 1.17x 1.75x 1.80x 1.80x 1.63x 1.62x 1.65x 1.62x 8192B 1.76x 1.73x 1.17x 1.78x 1.80x 1.81x 1.64x 1.62x 1.68x 1.64x camellia-asm vs aes-asm (8kB block): 128bit 256bit ecb-enc 1.17x 1.21x ecb-dec 1.17x 1.20x cbc-enc 0.80x 0.82x cbc-dec 1.22x 1.24x ctr-enc 1.25x 1.26x ctr-dec 1.25x 1.26x lrw-enc 1.14x 1.18x lrw-dec 1.13x 1.17x xts-enc 1.14x 1.18x xts-dec 1.14x 1.17x Signed-off-by: NJussi Kivilinna <jussi.kivilinna@mbnet.fi> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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- 20 12月, 2011 1 次提交
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由 Jussi Kivilinna 提交于
CRYPTO_GF128MUL does not select EXPERIMENTAL anymore so remove the "(EXPERIMENTAL)" from its name. Signed-off-by: NJussi Kivilinna <jussi.kivilinna@mbnet.fi> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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