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 A5FBB45BC0 for ; Thu, 24 Oct 2024 12:15:48 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 876534003C; Thu, 24 Oct 2024 12:15:48 +0200 (CEST) Received: from mail-yw1-f171.google.com (mail-yw1-f171.google.com [209.85.128.171]) by mails.dpdk.org (Postfix) with ESMTP id 3BFA54003C for ; Thu, 24 Oct 2024 12:15:47 +0200 (CEST) Received: by mail-yw1-f171.google.com with SMTP id 00721157ae682-6e7e1232648so7625877b3.0 for ; Thu, 24 Oct 2024 03:15:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1729764946; x=1730369746; 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=S43R03TW7ZgasQTJlE0Aixqc37dZa11Z0ODCT+kNnw0=; b=PTkBJ9fX1E9vwEfWadnOnS4PY619+0WnWJoIKKBt5Hp9qVJc1VuiwRUIrWQV3+aOfd dS0zRS4zIaBuv8R1fFPy383lavrpltyXsMAqsuvlEGGRAFphZyLmVCU2iDxZWRzSmmvx JJYhsqvBsZPfI665A/m6nhXEYhJeLr4JPnAJUpodB4M3Z5CFpQa13PxOBULA1jK658pB rLgA5Bx/2igXCOc/n5aNOx+9a/Ou/5lu7W8sprnXBo6JHc52QlNsWY1haYPJn0e0jdSX oOQY8BhWXCVHu+4Qfy3lzUpwe4kte+oVYQYo7i7hgR7bVNJML/Hlt9GmWHuu0HwOdLYv SHGQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729764946; x=1730369746; 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=S43R03TW7ZgasQTJlE0Aixqc37dZa11Z0ODCT+kNnw0=; b=dP8oK7PZnVq7kNtSN9CfWMbX9p9HJvyjsH58QWErCOPUBIo0X2qu6uzWCkUSTmcgD/ qJX377DfBZ4SJl9zB1jMSX7qGaxEBuSt3vB2UOQ6UaRHaTqucGla+pLHN1rLswYEixDz xdkZ05r4DkZMczX0oyqG5uXU2EW9NW6K97f/iQy8eVN2hvbPQd4wRFQCQ7MJbviMTe/l o/vH25Ds0QvjrVK1e10P080z37wRc0WtCc7FMqH6KWpzpSabR2UJl2vyC2DqW1RgSbJe 8nOSdfxRdJLBeNwuSf8Ff8OMzM7Utrvt1V/ZkrHP91cxTBsGB3iP9lyuFXbRqx3MIdVV hcDw== X-Gm-Message-State: AOJu0Yy7SMSVrvX01k1mQlReanBA5o8sfpQZsaoED4KnDx8NqjTyl11T XSG3TkWP91LGdDp93xRVXEK1oMhdX7n6vOQTtwlqVgss3hcWlFwbswWErZ5DMVxJxH29jXzfjev ImNF0FmK7MabKg6xto1rw7jqnvUdW/dj7 X-Google-Smtp-Source: AGHT+IE9D2zVLPl/cGvfovFFg1dMDzKXc6AgUuW62MYzHZGkD6owKIqF3B9gBEpH9iJNpm/NyG9PMaCRXh7Md2CnlyA= X-Received: by 2002:a05:690c:b:b0:6e7:de90:3149 with SMTP id 00721157ae682-6e7f0f4ed0cmr59540967b3.29.1729764946203; Thu, 24 Oct 2024 03:15:46 -0700 (PDT) MIME-Version: 1.0 References: <20241024094833.962809-1-bruce.richardson@intel.com> In-Reply-To: <20241024094833.962809-1-bruce.richardson@intel.com> From: Luca Boccassi Date: Thu, 24 Oct 2024 11:15:35 +0100 Message-ID: Subject: Re: [PATCH 22.11] net/idpf: fix AVX-512 pointer copy on 32-bit To: Bruce Richardson Cc: stable@dpdk.org 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 Thu, 24 Oct 2024 at 10:48, Bruce Richardson wrote: > > [ upstream commit d16364e3bdbfd9e07a487bf776a829c565337e3c ] > > The size of a pointer on 32-bit is only 4 rather than 8 bytes, so > copying 32 pointers only requires half the number of AVX-512 load store > operations. > > Fixes: 5bf87b45b2c8 ("net/idpf: add AVX512 data path for single queue model") > > Signed-off-by: Bruce Richardson > Acked-by: Ian Stokes > --- > drivers/net/idpf/idpf_rxtx_vec_avx512.c | 7 +++++++ > 1 file changed, 7 insertions(+) Applied, thanks