On Tue, 5 May 2020 10:14:24 -0600 David Ahern wrote:

On 4/30/20 11:57 AM, Jakub Kicinski wrote:

quoted

Make ID argument optional and read the snapshot info
that kernel sends us.

$ devlink region new netdevsim/netdevsim1/dummy
netdevsim/netdevsim1/dummy: snapshot 0
$ devlink -jp region new netdevsim/netdevsim1/dummy
{
    "regions": {
        "netdevsim/netdevsim1/dummy": {
            "snapshot": [ 1 ]
        }
    }
}
$ devlink region show netdevsim/netdevsim1/dummy
netdevsim/netdevsim1/dummy: size 32768 snapshot [0 1]

v3: back to v1..

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
 devlink/devlink.c | 26 +++++++++++++++++++++++---
 1 file changed, 23 insertions(+), 3 deletions(-)  

this does not apply to current iproute2-next

Hm. This was on top of Jake's patch, but Stephen took that one into
iproute2, since the kernel feature is in 5.7 already. What is the
protocol here? Can you merge iproute2 into iproute2-next? :S