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Commit 1a4bb1d1 authored by Shannon Nelson's avatar Shannon Nelson Committed by Steffen Klassert
Browse files

xfrm: update the stats documentation



Add a couple of stats that aren't in the documentation file
and rework the top description to be a little more readable.

Signed-off-by: default avatarShannon Nelson <shannon.nelson@oracle.com>
Signed-off-by: default avatarSteffen Klassert <steffen.klassert@secunet.com>
parent 9cb0d21d
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+14 −6
Original line number Diff line number Diff line
@@ -5,13 +5,15 @@ Masahide NAKAMURA <nakam@linux-ipv6.org>

Transformation Statistics
-------------------------
xfrm_proc is a statistics shown factor dropped by transformation
for developer.
It is a counter designed from current transformation source code
and defined like linux private MIB.

Inbound statistics
~~~~~~~~~~~~~~~~~~
The xfrm_proc code is a set of statistics showing numbers of packets
dropped by the transformation code and why.  These counters are defined
as part of the linux private MIB.  These counters can be viewed in
/proc/net/xfrm_stat.


Inbound errors
~~~~~~~~~~~~~~
XfrmInError:
	All errors which is not matched others
XfrmInBufferError:
@@ -46,6 +48,10 @@ XfrmInPolBlock:
	Policy discards
XfrmInPolError:
	Policy error
XfrmAcquireError:
	State hasn't been fully acquired before use
XfrmFwdHdrError:
	Forward routing of a packet is not allowed

Outbound errors
~~~~~~~~~~~~~~~
@@ -72,3 +78,5 @@ XfrmOutPolDead:
	Policy is dead
XfrmOutPolError:
	Policy error
XfrmOutStateInvalid:
	State is invalid, perhaps expired