From aebbd7dfab2584acfb1c5d9abf911024109bc5ee Mon Sep 17 00:00:00 2001 From: Jakub Kicinski Date: Fri, 1 May 2020 09:40:42 -0700 Subject: docs: devlink: clarify the scope of snapshot id In past discussions Jiri explained snapshot ids are cross-region. Explain this in the docs. v3: new patch Signed-off-by: Jakub Kicinski Reviewed-by: Jiri Pirko Signed-off-by: David S. Miller --- Documentation/networking/devlink/devlink-region.rst | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'Documentation/networking') diff --git a/Documentation/networking/devlink/devlink-region.rst b/Documentation/networking/devlink/devlink-region.rst index daf35427fce1..3654c3e9658f 100644 --- a/Documentation/networking/devlink/devlink-region.rst +++ b/Documentation/networking/devlink/devlink-region.rst @@ -14,6 +14,10 @@ Region snapshots are collected by the driver, and can be accessed via read or dump commands. This allows future analysis on the created snapshots. Regions may optionally support triggering snapshots on demand. +Snapshot identifiers are scoped to the devlink instance, not a region. +All snapshots with the same snapshot id within a devlink instance +correspond to the same event. + The major benefit to creating a region is to provide access to internal address regions that are otherwise inaccessible to the user. -- cgit v1.2.3