Date: Wed, 12 Dec 2018 13:02:00 +0000 (UTC) From: Hans Petter Selasky <hselasky@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r341973 - stable/12/sys/dev/mlx5/mlx5_en Message-ID: <201812121302.wBCD20At002631@repo.freebsd.org>
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Author: hselasky Date: Wed Dec 12 13:02:00 2018 New Revision: 341973 URL: https://svnweb.freebsd.org/changeset/base/341973 Log: MFC r341580: mlx5en: Don't set rate on SQs when the SQ is already stopped. This can happen when connections are short lived and leads to a firmware error printout in dmesg, syndrome 0x51cfb0, because the SQ is in the wrong state. Sponsored by: Mellanox Technologies Modified: stable/12/sys/dev/mlx5/mlx5_en/mlx5_en_rl.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/dev/mlx5/mlx5_en/mlx5_en_rl.c ============================================================================== --- stable/12/sys/dev/mlx5/mlx5_en/mlx5_en_rl.c Wed Dec 12 13:00:56 2018 (r341972) +++ stable/12/sys/dev/mlx5/mlx5_en/mlx5_en_rl.c Wed Dec 12 13:02:00 2018 (r341973) @@ -458,9 +458,9 @@ mlx5e_rlw_channel_set_rate_locked(struct mlx5e_rl_work howmany(rate, 1000), burst); } - /* set new rate */ + /* set new rate, if SQ is not stopped */ sq = channel->sq; - if (sq != NULL) { + if (sq != NULL && sq->stopped == 0) { error = mlx5e_rl_modify_sq(sq, index); if (error != 0) atomic_add_64(&rlw->priv->rl.stats.tx_modify_rate_failure, 1ULL);
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