From: Shannon Nelson Date: Thu, 21 Dec 2017 22:26:18 +0000 (-0800) Subject: xfrm: update the stats documentation X-Git-Tag: v4.19~1702^2~286^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1a4bb1d14f7c0c4df418d08eb8e24d1c0e54b06a;p=platform%2Fkernel%2Flinux-rpi3.git 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: Shannon Nelson Signed-off-by: Steffen Klassert --- diff --git a/Documentation/networking/xfrm_proc.txt b/Documentation/networking/xfrm_proc.txt index d0d8baf..2eae619 100644 --- a/Documentation/networking/xfrm_proc.txt +++ b/Documentation/networking/xfrm_proc.txt @@ -5,13 +5,15 @@ Masahide NAKAMURA 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