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authorStefan Richter <stefanr@s5r6.in-berlin.de>2006-09-23 14:34:10 +0200
committerStefan Richter <stefanr@s5r6.in-berlin.de>2006-09-23 14:34:10 +0200
commit919251758195919ae3568021bc221e4f8c4b20eb (patch)
tree81137a037ff8e6c91cc8de72d568275605c653c5 /Documentation
parentc394f1eafef61c6666f5876afde6110a276c4c9f (diff)
parent3eeab61aa3ddd3c0bedb7449ada1599de22fdb5a (diff)
downloadblackbird-op-linux-919251758195919ae3568021bc221e4f8c4b20eb.tar.gz
blackbird-op-linux-919251758195919ae3568021bc221e4f8c4b20eb.zip
Merge branch 'mainline' into upstream-linus
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/crypto/api-intro.txt36
-rw-r--r--Documentation/feature-removal-schedule.txt13
-rw-r--r--Documentation/kernel-parameters.txt8
-rw-r--r--Documentation/networking/ip-sysctl.txt12
4 files changed, 50 insertions, 19 deletions
diff --git a/Documentation/crypto/api-intro.txt b/Documentation/crypto/api-intro.txt
index 74dffc68ff9f..5a03a2801d67 100644
--- a/Documentation/crypto/api-intro.txt
+++ b/Documentation/crypto/api-intro.txt
@@ -19,15 +19,14 @@ At the lowest level are algorithms, which register dynamically with the
API.
'Transforms' are user-instantiated objects, which maintain state, handle all
-of the implementation logic (e.g. manipulating page vectors), provide an
-abstraction to the underlying algorithms, and handle common logical
-operations (e.g. cipher modes, HMAC for digests). However, at the user
+of the implementation logic (e.g. manipulating page vectors) and provide an
+abstraction to the underlying algorithms. However, at the user
level they are very simple.
Conceptually, the API layering looks like this:
[transform api] (user interface)
- [transform ops] (per-type logic glue e.g. cipher.c, digest.c)
+ [transform ops] (per-type logic glue e.g. cipher.c, compress.c)
[algorithm api] (for registering algorithms)
The idea is to make the user interface and algorithm registration API
@@ -44,22 +43,27 @@ under development.
Here's an example of how to use the API:
#include <linux/crypto.h>
+ #include <linux/err.h>
+ #include <linux/scatterlist.h>
struct scatterlist sg[2];
char result[128];
- struct crypto_tfm *tfm;
+ struct crypto_hash *tfm;
+ struct hash_desc desc;
- tfm = crypto_alloc_tfm("md5", 0);
- if (tfm == NULL)
+ tfm = crypto_alloc_hash("md5", 0, CRYPTO_ALG_ASYNC);
+ if (IS_ERR(tfm))
fail();
/* ... set up the scatterlists ... */
+
+ desc.tfm = tfm;
+ desc.flags = 0;
- crypto_digest_init(tfm);
- crypto_digest_update(tfm, &sg, 2);
- crypto_digest_final(tfm, result);
+ if (crypto_hash_digest(&desc, &sg, 2, result))
+ fail();
- crypto_free_tfm(tfm);
+ crypto_free_hash(tfm);
Many real examples are available in the regression test module (tcrypt.c).
@@ -126,7 +130,7 @@ might already be working on.
BUGS
Send bug reports to:
-James Morris <jmorris@redhat.com>
+Herbert Xu <herbert@gondor.apana.org.au>
Cc: David S. Miller <davem@redhat.com>
@@ -134,13 +138,14 @@ FURTHER INFORMATION
For further patches and various updates, including the current TODO
list, see:
-http://samba.org/~jamesm/crypto/
+http://gondor.apana.org.au/~herbert/crypto/
AUTHORS
James Morris
David S. Miller
+Herbert Xu
CREDITS
@@ -238,8 +243,11 @@ Anubis algorithm contributors:
Tiger algorithm contributors:
Aaron Grothe
+VIA PadLock contributors:
+ Michal Ludvig
+
Generic scatterwalk code by Adam J. Richter <adam@yggdrasil.com>
Please send any credits updates or corrections to:
-James Morris <jmorris@redhat.com>
+Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt
index d0e7917b30fb..3ee1b3b2bfb4 100644
--- a/Documentation/feature-removal-schedule.txt
+++ b/Documentation/feature-removal-schedule.txt
@@ -272,3 +272,16 @@ Why: The deferred output hooks are a layering violation causing unusual
Who: Patrick McHardy <kaber@trash.net>
---------------------------
+
+What: frame diverter
+When: November 2006
+Why: The frame diverter is included in most distribution kernels, but is
+ broken. It does not correctly handle many things:
+ - IPV6
+ - non-linear skb's
+ - network device RCU on removal
+ - input frames not correctly checked for protocol errors
+ It also adds allocation overhead even if not enabled.
+ It is not clear if anyone is still using it.
+Who: Stephen Hemminger <shemminger@osdl.org>
+
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 7947cede8712..71d05f481727 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -697,6 +697,12 @@ running once the system is up.
ips= [HW,SCSI] Adaptec / IBM ServeRAID controller
See header of drivers/scsi/ips.c.
+ ports= [IP_VS_FTP] IPVS ftp helper module
+ Default is 21.
+ Up to 8 (IP_VS_APP_MAX_PORTS) ports
+ may be specified.
+ Format: <port>,<port>....
+
irqfixup [HW]
When an interrupt is not handled search all handlers
for it. Intended to get systems with badly broken
@@ -1183,8 +1189,6 @@ running once the system is up.
Mechanism 2.
nommconf [IA-32,X86_64] Disable use of MMCONFIG for PCI
Configuration
- mmconf [IA-32,X86_64] Force MMCONFIG. This is useful
- to override the builtin blacklist.
nomsi [MSI] If the PCI_MSI kernel config parameter is
enabled, this kernel boot option can be used to
disable the use of MSI interrupts system-wide.
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt
index 3e0c017e7877..90ed78110fd4 100644
--- a/Documentation/networking/ip-sysctl.txt
+++ b/Documentation/networking/ip-sysctl.txt
@@ -102,9 +102,15 @@ inet_peer_gc_maxtime - INTEGER
TCP variables:
tcp_abc - INTEGER
- Controls Appropriate Byte Count defined in RFC3465. If set to
- 0 then does congestion avoid once per ack. 1 is conservative
- value, and 2 is more agressive.
+ Controls Appropriate Byte Count (ABC) defined in RFC3465.
+ ABC is a way of increasing congestion window (cwnd) more slowly
+ in response to partial acknowledgments.
+ Possible values are:
+ 0 increase cwnd once per acknowledgment (no ABC)
+ 1 increase cwnd once per acknowledgment of full sized segment
+ 2 allow increase cwnd by two if acknowledgment is
+ of two segments to compensate for delayed acknowledgments.
+ Default: 0 (off)
tcp_syn_retries - INTEGER
Number of times initial SYNs for an active TCP connection attempt
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