Messages in this thread Patch in this message | | | From | Santosh Shilimkar <> | Subject | [PATCH 06/14] RDS: check for congestion updates during rds_send_xmit | Date | Sat, 22 Aug 2015 15:45:27 -0700 |
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Ensure we don't keep sending the data if the link is congested.
Reviewed-by: Ajaykumar Hotchandani <ajaykumar.hotchandani@oracle.com> Signed-off-by: Santosh Shilimkar <ssantosh@kernel.org> Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com> --- net/rds/send.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/net/rds/send.c b/net/rds/send.c index e9430f5..dbdf907 100644 --- a/net/rds/send.c +++ b/net/rds/send.c @@ -411,7 +411,8 @@ over_batch: */ if (ret == 0) { smp_mb(); - if (!list_empty(&conn->c_send_queue) && + if ((test_bit(0, &conn->c_map_queued) || + !list_empty(&conn->c_send_queue)) && send_gen == conn->c_send_gen) { rds_stats_inc(s_send_lock_queue_raced); goto restart; -- 1.9.1
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