On Tue, 18 Oct 2011 09:36:18 +0200
Herbert Xu wrote:
> Kim Phillips wrote:
> > The CDPR (Current Descriptor Pointer Register) can be unreliable
> > when trying to locate an offending descriptor. Handle that case by
> > (a) not OOPSing, and (b) reverting to the machine internal copy of
> > the d
I did some experiments with af_alg and noticed that to be really
useful, it should indicate whether a certain algorithm is hardware
accelerated. I guess this has to be inferred by the priority of the
algorithm could be made available via a read-only socket option. Any
thoughts on this?
I can imagi
Patch adds XTS support for twofish-x86_64-3way by using xts_crypt(). Patch has
been tested with tcrypt and automated filesystem tests.
Tcrypt benchmarks results (twofish-3way/twofish-asm speed ratios):
Intel Celeron T1600 (fam:6, model:15, step:13):
sizexts-enc xts-dec
16B 0.98x 1.00x
Add test vectors for xts(twofish). These are generated from xts(twofish) test
vectors.
Signed-off-by: Jussi Kivilinna
---
crypto/testmgr.c | 15 +
crypto/testmgr.h | 681 ++
2 files changed, 696 insertions(+), 0 deletions(-)
diff --git a/c
Signed-off-by: Jussi Kivilinna
---
crypto/tcrypt.c |5 +
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index a664595..7736a9f 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -991,6 +991,7 @@ static int do_test(int m)
Signed-off-by: Jussi Kivilinna
---
crypto/tcrypt.c |9 +
crypto/tcrypt.h |1 +
2 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index 0120383..a664595 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -998,6 +998,7 @@ static int
Patch adds XTS support for serpent-sse2 by using xts_crypt(). Patch has been
tested with tcrypt and automated filesystem tests.
Tcrypt benchmarks results (serpent-sse2/serpent_generic speed ratios):
Intel Celeron T1600 (x86_64) (fam:6, model:15, step:13):
sizexts-enc xts-dec
16B 0.98x
Add xts_crypt() function that can be used by cipher implementations that can
benefit from parallelized cipher operations.
Signed-off-by: Jussi Kivilinna
---
crypto/xts.c | 74 +-
include/crypto/xts.h | 27 ++
2 files cha
Add test vectors for xts(serpent). These are generated from xts(aes) test
vectors.
Signed-off-by: Jussi Kivilinna
---
crypto/testmgr.c | 15 +
crypto/testmgr.h | 682 ++
2 files changed, 697 insertions(+), 0 deletions(-)
diff --git a/crypt
XTS has fixed blocksize of 16. Define XTS_BLOCK_SIZE and use in place of
crypto_cipher_blocksize().
Signed-off-by: Jussi Kivilinna
---
crypto/xts.c |8 +---
1 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/crypto/xts.c b/crypto/xts.c
index 8517054..96f3f88 100644
--- a/cryp
Patch adds LRW support for twofish-x86_64-3way by using lrw_crypt(). Patch has
been tested with tcrypt and automated filesystem tests.
Tcrypt benchmarks results (twofish-3way/twofish-asm speed ratios):
Intel Celeron T1600 (fam:6, model:15, step:13):
sizelrw-enc lrw-dec
16B 0.99x 1.00x
Signed-off-by: Jussi Kivilinna
---
crypto/tcrypt.c |5 +
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index 9a9e170..0120383 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -990,6 +990,7 @@ static int do_test(int m)
Add test vectors for lrw(twofish). These are generated from lrw(aes) test
vectors.
Signed-off-by: Jussi Kivilinna
---
crypto/testmgr.c | 15 ++
crypto/testmgr.h | 501 ++
2 files changed, 516 insertions(+), 0 deletions(-)
diff --git a/cryp
Patch adds LRW support for serpent-sse2 by using lrw_crypt(). Patch has been
tested with tcrypt and automated filesystem tests.
Tcrypt benchmarks results (serpent-sse2/serpent_generic speed ratios):
Benchmark results with tcrypt:
Intel Celeron T1600 (x86_64) (fam:6, model:15, step:13):
size
Signed-off-by: Jussi Kivilinna
---
crypto/tcrypt.c |9 +
crypto/tcrypt.h |1 +
2 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index 5526065..9a9e170 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -996,6 +996,7 @@ static int
Add test vectors for lrw(serpent). These are generated from lrw(aes) test
vectors.
Signed-off-by: Jussi Kivilinna
---
crypto/testmgr.c | 15 ++
crypto/testmgr.h | 502 ++
2 files changed, 517 insertions(+), 0 deletions(-)
diff --git a/cryp
Export gf128mul table initialization routines and add lrw_crypt() function
that can be used by cipher implementations that can benefit from parallelized
cipher operations.
Signed-off-by: Jussi Kivilinna
---
crypto/lrw.c | 105 --
include/c
Split gf128mul initialization from setkey so that it can be used outside
lrw-module.
Signed-off-by: Jussi Kivilinna
---
crypto/lrw.c | 61 ++
1 files changed, 40 insertions(+), 21 deletions(-)
diff --git a/crypto/lrw.c b/crypto/lrw.c
ind
LRW has fixed blocksize of 16. Define LRW_BLOCK_SIZE and use in place of
crypto_cipher_blocksize().
Signed-off-by: Jussi Kivilinna
---
crypto/lrw.c |8 +---
1 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/crypto/lrw.c b/crypto/lrw.c
index fca3246..bee6022 100644
--- a/cryp
LRW module leaks child cipher memory when init_tfm() fails because of child
block size not being 16.
Signed-off-by: Jussi Kivilinna
---
crypto/lrw.c |1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/crypto/lrw.c b/crypto/lrw.c
index 358f80b..fca3246 100644
--- a/crypto/lrw
This series adds lrw_crypt() and xts_crypt() functions for cipher
implementations that
can benefit from parallel cipher block operations. To make interface flexible,
caller is reponsible of allocating buffer large enough to store temporary cipher
blocks. This buffer size should be as large as siz
Kim Phillips wrote:
> The CDPR (Current Descriptor Pointer Register) can be unreliable
> when trying to locate an offending descriptor. Handle that case by
> (a) not OOPSing, and (b) reverting to the machine internal copy of
> the descriptor header in order to report the correct execution unit
>
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