Thread (42 messages) 42 messages, 3 authors, 2023-01-12

[PATCH net-next 08/14] devlink: health: combine loops in dump

STALE1363d REVIEWED: 1 (1M)

From: Jakub Kicinski <kuba@kernel.org>
Date: 2023-01-04 04:17:24
Subsystem: devlink, networking [general], the rest · Maintainers: Jiri Pirko, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

Revision v1 of 2 in this series; 1 review trailer.

Revisions (2)
  1. v1 current
  2. v2 [diff vs current]
Walk devlink instances only once. Dump the instance reporters
and port reporters before moving to the next instance.
User space should not depend on ordering of messages.

This will make improving stability of the walk easier.

Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
 net/devlink/leftover.c | 3 ---
 1 file changed, 3 deletions(-)
diff --git a/net/devlink/leftover.c b/net/devlink/leftover.c
index 9aac82dc7269..e3cfb64990b4 100644
--- a/net/devlink/leftover.c
+++ b/net/devlink/leftover.c
@@ -7940,10 +7940,7 @@ devlink_nl_cmd_health_reporter_get_dumpit(struct sk_buff *msg,
 			idx++;
 		}
 		mutex_unlock(&devlink->reporters_lock);
-		devlink_put(devlink);
-	}
 
-	devlinks_xa_for_each_registered_get(sock_net(msg->sk), index, devlink) {
 		devl_lock(devlink);
 		xa_for_each(&devlink->ports, port_index, port) {
 			mutex_lock(&port->reporters_lock);
-- 
2.38.1
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