From nobody Wed Jun 3 20:37:41 2026 X-Original-To: dev-commits-src-branches@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4gVzz93QzHz6ggXK for ; Wed, 03 Jun 2026 20:37:41 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R13" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4gVzz91KSxz3HhK for ; Wed, 03 Jun 2026 20:37:41 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1780519061; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=LVZLdLeyFrECXwRsh8Ao21eKfJnSkQL7a2QsmOIaaZ4=; b=EEcKJBR3OZGKkeLOmBGJvVjnmg9f8MwVOupFn4SYmqE5iO7ur91jcQQ0CYTBqZ8jsaRasK ztXjl/cMx6voo2R7DMk6AbXQu62zFikzaHAks9SVahfvs00PdgVQpHMz7l+2tkyYS4hov/ fpHORrM5kC3XKcdUotdhO+odiSND4zuSEDw9/M+w8U40WjnbZYJnFbC0tVvwWlFm4zK7cE 2VmTUhhKoeuY+7xSuKlUOYbbANHZ1tKt5jcqQYcvpAHFubImrXq/rKiUgjG82xTqd5+5OG /ercAcVVgsR8K4NLQ3R/7gDYJ6o227HuSkuBPZs7z5DyetYyZd1Cgx5mzEIVaQ== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1780519061; a=rsa-sha256; cv=none; b=SktXBg6R92edl8+rftkujEUJlWgBRJm7KcRti4IjNdd1PdN6GbdNo4ARuafIVJITEsSw0D XIjDptxMkeef/0QJ5/7LkdyV9BLzQnGSnw/M3gBr7/lW4t3shC7LjMbuN5GnKACvf3m5IA 04qmO9aVH4fyuYGViMcQfL2lF46lZ8BCwi9EFfAha4kkfHZ2IjCjD5m4LuA/GN7OzAr9Bl ioS1twx/jxYvElm78dJJff7uQBKJ5Oy1wiSbgkL1OHO8RGfyV9WSMhbyjQXVl2dcTFCFpd z+c9lT3CdqlMHZS8EXL/eRN0R8mhW7ibrOvneaGS5YciJNRpl2YGwF6Cax1vWA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1780519061; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=LVZLdLeyFrECXwRsh8Ao21eKfJnSkQL7a2QsmOIaaZ4=; b=kpk8umOZaPpS4Y48W2Rurd/y6qrB2D8M/AOPKFircOFMHlE6j8o9OPkQqoNjFH7NbzO6kc JFp3EQWo4k1o8SxXL/ETJinmRRm1yc7dVvyPeDpCRbuShDMZFLYPpyurUd/nyutaoF1i01 J13tAqQp7DUxGJzi2TBMmMrRBII7v9SI4S3+0kr1LNhng2zzI4IS7h6xVEKOkuUa/3+n1Q Vm3tHwbKzD/KI8hcENNBh6Qqabn2fyYkwtyClxqRd2rJY0gqE4NtQ/8//Wz0+HJLp8GrGi fYhc2400Q0BddnsR6gIBkNfdCxeOXaoiIr2K2OLeLpELWctGg5avngVYM/AASA== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4gVzz90tZlzBpv for ; Wed, 03 Jun 2026 20:37:41 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 38534 by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Wed, 03 Jun 2026 20:37:41 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Cc: David Arinzon From: Arthur Kiyanovski Subject: git: 77876eba7d9e - stable/14 - ena: Report RX overrun errors List-Id: Commits to the stable branches of the FreeBSD src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-branches List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-branches@freebsd.org Sender: owner-dev-commits-src-branches@FreeBSD.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: akiyano X-Git-Repository: src X-Git-Refname: refs/heads/stable/14 X-Git-Reftype: branch X-Git-Commit: 77876eba7d9ea5551c9666fdc73fa56e78bf3e73 Auto-Submitted: auto-generated Date: Wed, 03 Jun 2026 20:37:41 +0000 Message-Id: <6a209095.38534.64faf6e2@gitrepo.freebsd.org> The branch stable/14 has been updated by akiyano: URL: https://cgit.FreeBSD.org/src/commit/?id=77876eba7d9ea5551c9666fdc73fa56e78bf3e73 commit 77876eba7d9ea5551c9666fdc73fa56e78bf3e73 Author: David Arinzon AuthorDate: 2026-04-15 12:13:56 +0000 Commit: Arthur Kiyanovski CommitDate: 2026-06-03 20:35:35 +0000 ena: Report RX overrun errors Extract rx_overruns from the keep alive descriptor reported by the device and expose it via sysctl hw stats. RX overrun errors occur when a packet arrives but there are not enough free buffers in the RX ring to receive it. MFC after: 2 weeks Sponsored by: Amazon, Inc. Differential Revision: https://reviews.freebsd.org/D56640 (cherry picked from commit e3f4a63af63bea70bc86b6c790b14aa5ee99fcd0) --- sys/dev/ena/ena.c | 4 ++++ sys/dev/ena/ena.h | 2 ++ sys/dev/ena/ena_sysctl.c | 2 ++ 3 files changed, 8 insertions(+) diff --git a/sys/dev/ena/ena.c b/sys/dev/ena/ena.c index eddb7dbd42e8..b91fade61cec 100644 --- a/sys/dev/ena/ena.c +++ b/sys/dev/ena/ena.c @@ -3090,15 +3090,19 @@ ena_keep_alive_wd(void *adapter_data, struct ena_admin_aenq_entry *aenq_e) sbintime_t stime; uint64_t rx_drops; uint64_t tx_drops; + uint64_t rx_overruns; desc = (struct ena_admin_aenq_keep_alive_desc *)aenq_e; rx_drops = ((uint64_t)desc->rx_drops_high << 32) | desc->rx_drops_low; tx_drops = ((uint64_t)desc->tx_drops_high << 32) | desc->tx_drops_low; + rx_overruns = ((uint64_t)desc->rx_overruns_high << 32) | desc->rx_overruns_low; counter_u64_zero(adapter->hw_stats.rx_drops); counter_u64_add(adapter->hw_stats.rx_drops, rx_drops); counter_u64_zero(adapter->hw_stats.tx_drops); counter_u64_add(adapter->hw_stats.tx_drops, tx_drops); + counter_u64_zero(adapter->hw_stats.rx_overruns); + counter_u64_add(adapter->hw_stats.rx_overruns, rx_overruns); stime = getsbinuptime(); atomic_store_rel_64(&adapter->keep_alive_timestamp, stime); diff --git a/sys/dev/ena/ena.h b/sys/dev/ena/ena.h index b2156437f847..8b5bcdc3214f 100644 --- a/sys/dev/ena/ena.h +++ b/sys/dev/ena/ena.h @@ -417,6 +417,8 @@ struct ena_hw_stats { counter_u64_t rx_drops; counter_u64_t tx_drops; + + counter_u64_t rx_overruns; }; /* Board specific private data structure */ diff --git a/sys/dev/ena/ena_sysctl.c b/sys/dev/ena/ena_sysctl.c index 837d9b9a7165..cac5c07ce7b7 100644 --- a/sys/dev/ena/ena_sysctl.c +++ b/sys/dev/ena/ena_sysctl.c @@ -419,6 +419,8 @@ ena_sysctl_add_stats(struct ena_adapter *adapter) &hw_stats->rx_drops, "Receive packet drops"); SYSCTL_ADD_COUNTER_U64(ctx, hw_list, OID_AUTO, "tx_drops", CTLFLAG_RD, &hw_stats->tx_drops, "Transmit packet drops"); + SYSCTL_ADD_COUNTER_U64(ctx, hw_list, OID_AUTO, "rx_overruns", CTLFLAG_RD, + &hw_stats->rx_overruns, "Receive overruns"); /* ENA Admin queue stats */ admin_node = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "admin_stats",