[lustre-devel] [PATCH 18/20] lnet: Ensure round robin selection of peer NIs

James Simmons jsimmons at infradead.org
Mon Oct 11 10:40:47 PDT 2021

From: Chris Horn <chris.horn at hpe.com>

Use the peer net sequence number to set the peer NI sequence number to
ensure round robin selection of peer NIs on each peer net.

HPE-bug-id: LUS-10349
WC-bug-id: https://jira.whamcloud.com/browse/LU-13575
Lustre-commit: c51763948abfdbdc8 ("LU-13575 lnet: Ensure round robin selection of peer NIs")
Signed-off-by: Chris Horn <chris.horn at hpe.com>
Reviewed-on: https://review.whamcloud.com/45004
Reviewed-by: Serguei Smirnov <ssmirnov at whamcloud.com>
Reviewed-by: Andreas Dilger <adilger at whamcloud.com>
Reviewed-by: Oleg Drokin <green at whamcloud.com>
Signed-off-by: James Simmons <jsimmons at infradead.org>
 net/lnet/lnet/lib-move.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/lnet/lnet/lib-move.c b/net/lnet/lnet/lib-move.c
index 0f26001..2b38480 100644
--- a/net/lnet/lnet/lib-move.c
+++ b/net/lnet/lnet/lib-move.c
@@ -1650,8 +1650,8 @@ void lnet_usr_translate_stats(struct lnet_ioctl_element_msg_stats *msg_stats,
 	 * local ni and local net so that we pick the next ones
 	 * in Round Robin.
-	best_lpni->lpni_seq++;
+	best_lpni->lpni_seq = best_lpni->lpni_peer_net->lpn_seq;
 	best_ni->ni_seq = best_ni->ni_net->net_seq;

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