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* [iproute2-next] devlink: print maximum number of snapshots if available
@ 2021-09-30 21:20 Jacob Keller
  2021-10-05 14:39 ` David Ahern
  0 siblings, 1 reply; 2+ messages in thread
From: Jacob Keller @ 2021-09-30 21:20 UTC (permalink / raw)
  To: netdev; +Cc: Jakub Kicinski, Jiri Pirko, Jacob Keller

Recently the kernel gained ability to report the maximum number of
snapshots a region can have. Print this value out if it was reported.

Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
---

This requires updating the UAPI headers to the commit which includes the
DEVLINK_ATTR_REGION_MAX_SNAPSHOTS attribute.

 devlink/devlink.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/devlink/devlink.c b/devlink/devlink.c
index 2f2142ed3856..07c4e08ab9d8 100644
--- a/devlink/devlink.c
+++ b/devlink/devlink.c
@@ -7845,6 +7845,10 @@ static void pr_out_region(struct dl *dl, struct nlattr **tb)
 	if (tb[DEVLINK_ATTR_REGION_SNAPSHOT_ID])
 		pr_out_snapshot(dl, tb);
 
+	if (tb[DEVLINK_ATTR_REGION_MAX_SNAPSHOTS])
+		pr_out_u64(dl, "max",
+			   mnl_attr_get_u32(tb[DEVLINK_ATTR_REGION_MAX_SNAPSHOTS]));
+
 	pr_out_region_handle_end(dl);
 }
 

base-commit: 2f5825cb38028a14961a79844a069be4e3057eca
-- 
2.31.1.331.gb0c09ab8796f


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [iproute2-next] devlink: print maximum number of snapshots if available
  2021-09-30 21:20 [iproute2-next] devlink: print maximum number of snapshots if available Jacob Keller
@ 2021-10-05 14:39 ` David Ahern
  0 siblings, 0 replies; 2+ messages in thread
From: David Ahern @ 2021-10-05 14:39 UTC (permalink / raw)
  To: Jacob Keller, netdev; +Cc: Jakub Kicinski, Jiri Pirko

On 9/30/21 3:20 PM, Jacob Keller wrote:
> Recently the kernel gained ability to report the maximum number of
> snapshots a region can have. Print this value out if it was reported.
> 
> Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
> ---
> 
> This requires updating the UAPI headers to the commit which includes the
> DEVLINK_ATTR_REGION_MAX_SNAPSHOTS attribute.
> 
>  devlink/devlink.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 

applied to iproute2-next


^ permalink raw reply	[flat|nested] 2+ messages in thread

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2021-09-30 21:20 [iproute2-next] devlink: print maximum number of snapshots if available Jacob Keller
2021-10-05 14:39 ` David Ahern

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