Commit e5f753a5 authored by Evgeniy Polyakov's avatar Evgeniy Polyakov Committed by Greg Kroah-Hartman

Staging: DST: Kconfig text update.

Kconfig help text update
Signed-off-by: default avatarEvgeniy Polyakov <zbr@ioremap.net>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 30c7c1c6
......@@ -4,17 +4,17 @@ config DST
select CONNECTOR
---help---
DST is a network block device storage, which can be used to organize
exported storages on the remote nodes into the local block device.
exported storage on the remote nodes into the local block device.
DST works on top of any network media and protocol, it is just a matter
DST works on top of any network media and protocol; it is just a matter
of configuration utility to understand the correct addresses. The most
common example is TCP over IP allows to pass through firewalls and
created remote backup storage in the different datacenter. DST requires
common example is TCP over IP, which allows to pass through firewalls and
create remote backup storage in a different datacenter. DST requires
single port to be enabled on the exporting node and outgoing connections
on the local node.
DST works with in-kernel client and server, which improves the performance
eliminating unneded data copies and allows not to depend on the version
DST works with in-kernel client and server, which improves performance by
eliminating unneded data copies and by not depending on the version
of the external IO components. It requires userspace configuration utility
though.
......@@ -23,7 +23,7 @@ config DST
may be lots of in-flight transactions. When remote host does not ack
the transaction it will be resent predefined number of times with specified
timeouts between them. All those parameters are configurable. Transactions
are marked as failed after all resends completed unsuccessfully, having
are marked as failed after all resends complete unsuccessfully; having
long enough resend timeout and/or large number of resends allows not to
return error to the higher (FS usually) layer in case of short network
problems or remote node outages. In case of network RAID setup this means
......@@ -38,7 +38,7 @@ config DST
DST may fully encrypt the data channel in case of untrusted channel and implement
strong checksum of the transferred data. It is possible to configure algorithms
and crypto keys, they should match on both sides of the network channel.
and crypto keys; they should match on both sides of the network channel.
Crypto processing does not introduce noticeble performance overhead, since DST
uses configurable pool of threads to perform crypto processing.
......@@ -63,5 +63,5 @@ config DST_DEBUG
bool "DST debug"
depends on DST
---help---
This option will turn HEAVY debugging of the DST.
This option will enable HEAVY debugging of the DST.
Turn it on ONLY if you have to debug some really obscure problem.
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