From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id A3FF0489F7 for ; Tue, 28 Oct 2025 13:13:41 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 841A24021E; Tue, 28 Oct 2025 13:13:41 +0100 (CET) Received: from mail-yw1-f170.google.com (mail-yw1-f170.google.com [209.85.128.170]) by mails.dpdk.org (Postfix) with ESMTP id 4B9494021E for ; Tue, 28 Oct 2025 13:13:40 +0100 (CET) Received: by mail-yw1-f170.google.com with SMTP id 00721157ae682-78619d34979so8426237b3.2 for ; Tue, 28 Oct 2025 05:13:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1761653619; x=1762258419; darn=dpdk.org; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=k+avH2fDuUzhfynKvA3ydGwsjBl5fHOhENHuHgId+wA=; b=FB5F91sRT8Vm+hl2iG9tZgBGZHY6DvgKJVs/BIKIKJ0WkLUwUihKTMg1XLXux6v7kB hTegpefznDvRowxeQMHYEqhpJETThjGa5Y2Nd44Wna56BqI6+kqqabvih+fLKpBN0rr/ 98g2wFDohEb6Z37AwPIWuayCMyDQVZ/7VmmGP55/kUH6LAjeOfG/hlTYaZ1WNhJ8EgZM 9lcEiYuGfu1Dt9TRug0x0uYQD2b0n1asGVYZIPHTL5poLcI09eZHZJ6r1wlPsXD2laXN 6uyWtlI9pW581gPDKtxac/Q81InKYMLvSbLKHhgCb7vBouAuGKmTLTrBTkL8rNZg6Q9I RXcQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1761653619; x=1762258419; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=k+avH2fDuUzhfynKvA3ydGwsjBl5fHOhENHuHgId+wA=; b=FbZWCWp/4UUrusTu5bGzsiQPkfosr+TynJpfVaHWM5ka69LH9k2fut6GdN2q0M2pAP FF1V8wUsEeFpmKy3vsMuVU8wiqWBr9OCKven3SrE+3RxOo6OZ8eASt3oBQ7yp+Xz+A0F YYdQgm/ox3mioNE3r295YzDMjYoJcELsKSMRZ2jkJ048COZbXAQMG2VNcr0huZsn62Tt Rt1nDIj5+0814QzJmElEb+NaWth8MCdTipsrTMJ+eNm5KSurrP+aHqy19hB8dOsncGv4 J05p1V9LTIb7WkkYBGfmhVMtEXp0rKWXQw2Xumux03kO0J93RXBqey6nQDEFUT8FpYvY fpcw== X-Gm-Message-State: AOJu0Yyisxm/bblbkHFrEVDKxTpskV/N8eWhwZpQ7HesURL/c6G52ZmE WpbiwBV/+lQb63C+t6cUTu08xRxs/Pj2HTcRde4fxhkGekTRsqGQ5Uc/FX77/JvOhG6zsE1reo6 RmSbWbQUv6/8JZLReo86YzFsZBnDL4hY= X-Gm-Gg: ASbGncuihyFAsTNBI1neRre+wxhH2XFdL6UPN4dYNG+LJOXe5uXYAzC3TsWTlS+wHcL Dzo35nneM8POtj+KK6CVz17QHZsToYB9IinrgTyGws4CjNmvS9wnCzcqJRLZdN6YXyeMCxVFkfK k5ik2D8eo2EcW2F1blMtUPoKT6aXIhs1NEBvr2ZfpXeByoylmO+4nPL9z6mSXaEMxedBAx/4UaU 7ETLQLyb3um6RJPOQI73lsVL11eeg6xTDXuadWl+SSQUNVT0zUnd+IbtvgdKvPIFa9/disde0ui S/bxT1yoEzr7jts2Lec= X-Google-Smtp-Source: AGHT+IHasjKjjS1FLWkng6Ru9cmBvMsYZHrUWhUKo4w6CJmLzVJbLylKJgRTe7tQWzPIShEQiRGmGHua7GNUNR0Ah9A= X-Received: by 2002:a05:690e:1a5b:b0:636:1985:56c0 with SMTP id 956f58d0204a3-63f6ba401fbmr2339888d50.39.1761653619455; Tue, 28 Oct 2025 05:13:39 -0700 (PDT) MIME-Version: 1.0 References: <20251028081601.1749225-1-rongweil@nvidia.com> In-Reply-To: <20251028081601.1749225-1-rongweil@nvidia.com> From: Luca Boccassi Date: Tue, 28 Oct 2025 12:13:28 +0000 X-Gm-Features: AWmQ_bnrKM4hnhAOjF_Gx2GWQbjFK67Pqs5ZVe4SQtwpFltBrnqpXQvflqDrqcw Message-ID: Subject: Re: [PATCH22.11 v1] net/mlx5: fix age checking crash To: Rongwei Liu Cc: stable@dpdk.org, matan@nvidia.com, viacheslavo@nvidia.com, orika@nvidia.com, suanmingm@nvidia.com, thomas@monjalon.net, michaelba@nvidia.com Content-Type: text/plain; charset="UTF-8" X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org On Tue, 28 Oct 2025 at 08:17, Rongwei Liu wrote: > > When aging is configured, there is a background thread > which queries all the counters in the pool. > > Meantime, per queue flow insertion/deletion/update changes > the counter pool too. It introduces a race condition between > resetting counters's in_used and age_idx fields during flow deletion > and reading them in the background thread. > > To resolve it, all key members of counter's struct > are placed in a single uint32_t and they are accessed atomically. > > To avoid the occasional timestamp equalization with age_idx, > query_gen_when_free is moved out of the union. The total memory > size is kept the same. > > Fixes: 04a4de756e14 ("net/mlx5: support flow age action with HWS") > Cc: michaelba@nvidia.com > Cc: stable@dpdk.org > Signed-off-by: Rongwei Liu Hi, I cannot seem to find a reference to this patch on the main branch? Was it merged with a different commit?