From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f53.google.com (mail-wm1-f53.google.com [209.85.128.53]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4E4E1274B26 for ; Tue, 13 Jan 2026 10:46:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.53 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768301211; cv=none; b=QKHfu/Q01JUiSeh8RWu+NteGiVNZJL/yjdVuWIv5Ix4XsCyMbyt3iG7X8xH8cEL00nsHESI2uxalT8EiMlx2I5su47FadwkiIONYSJvDt7xJYSkH+ypxDliJYqiOlZ4NnQaJwyoZdSe2psU1rkNHpMvUvnxPWOXGz6QqrwTxYW0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768301211; c=relaxed/simple; bh=fYO5mAVLp/077UFBDfQhXzmX4QvLaBG8lItV9IMLT1o=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=MXZVHUkQGQhgBAhhx0xiLaG2qesd1Dc2ygeA0uOq3JQFWR6eWzgU2pyZivloCnHelGPu7nVbRsN01u8igXnQwWcnkdrRpDxFPCxj2HtWybXOo4xUxkT2o/F1XciZ4wbhbI2EO0h5dIa4VQCt7DhmEbR8BJKcL2t1SwKQS0d5S6Q= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=JyXKhICb; arc=none smtp.client-ip=209.85.128.53 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="JyXKhICb" Received: by mail-wm1-f53.google.com with SMTP id 5b1f17b1804b1-47bdbc90dcaso52022655e9.1 for ; Tue, 13 Jan 2026 02:46:49 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1768301208; x=1768906008; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=PKsf3wgw23/pKBp3MaibLO9IrAlpfXga+vfr5Wqb9rU=; b=JyXKhICbCoxP4aQeGECr8h7juVZdqeUZtCsHAACCmLhkJ9aLM2y+NZoqn0eL6f2r3p df1b+F6B3uSBXVjDOcz1Kfj214xWYIx6H86DQ8Hhw2Jsy0M9YtKzEPV4I38I2mepytQK gJMn8zeE1OsZq/HVlUCIgeN7c+MfTZrNgS7tU31PtvArPKl1NHElPMD7DxmnpzaGsh2B A3GWLEXLZBWrE6Cv4aHV+x/aJH10eZC5W0xW8otpiUj/05wiQmP/v2mvWfxcSv7+7XKO ZoVHNExc1emjviKYf8v4WMXDIgCEzv5EJN2y16SK4KXQ8BX9sz05qYbghCzMzMoY4wmX xI9Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1768301208; x=1768906008; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-gg:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=PKsf3wgw23/pKBp3MaibLO9IrAlpfXga+vfr5Wqb9rU=; b=Yzb2JNzYUXdHtW9dAuQO1aDmez9G0udS3k/Rkry8qpUPjSS8GlZVOMAJ3Xbnireibv JSYFR7WO22XceotsLIqKXMhu3en1QiDb1ylT1ziBYBDNaWDFkUteoN0YqRjRaZ1wxQjv b9YlRrZq8VQ2jZnWZAng21mXgvkiUMGd9g2hlNIL8IMrJ0Eh3IBJx8D4S65G64g6dXKr DM1fNZ7/Y7aCxdcPjAsO+1KyS0GQpVK5d20pBHHeM6BkYRoN8ArHnuDmTwPrqKyAoiVQ 4e5zf5mhKjE84KdyER5Z90WcD1gGtprfaat64AM6r8R3lMd3hlEG785Jby6RFnFHwcw6 la1w== X-Forwarded-Encrypted: i=1; AJvYcCXtgenmVKSgBT/0Z837rQZryMr898pKcFHLzTjUG2puSsZuLRHCWq48w14zk5gX+3jdl0rUxXKbtCMl2q61gn8=@vger.kernel.org X-Gm-Message-State: AOJu0Yz9s27Q7+XojjgV9WAgteGhAHY1/U3AFXLhhxcqPyGmE+W94g+6 cFGV/tYeOR/jZ/e0c/WPO14PpOg3Fxb1fEvb6dHX4vGyoIg/bodyOM58 X-Gm-Gg: AY/fxX7i5DwO/pdzB4fYXLXztXXTUkMkEef7BdMxIbDpH6RQLLT7oTjjuO6+icmQphS Kq6rdBhVAhmREg7eyBEeKHkqAcaM9EeVapQ0l4MoHocmCWK/m3NNipSIR+oN5iPsZ3JXny/o+e9 S43uvXc6Q2s/Rwk0kzXUx/dGSvcbmmd3R7t4i8wFhzUFaPAftWrf8XtXsAVS1XzYW+n1KJL4Ara XMsKnLR26U+YY19zwCRGTmPOUB5yDiqbWc2OeJGOOgxh3coP/TsSQb3uQ44oCqia8gKqdgZtKYE UTZWEwGlOJuEbcxvWtYR8GO1pJW8MvZfrflA87TW8sav7+gezsg2H5sDYnx8i4s8IKxSlVKezts GP22VVNMf++yqy4el9g727NTyzhOuBPGMyfQCx+jb3tnJ0x48TPSPUBFqMkxO7OlfB5Y3GwSVne /eySc1Xvk9/jUsavjxJXqxLbcryulQAs7Wa4UUAjQ9qhJWaToZQv5eRQpd6HZ+AOTQjQoRHwPG9 y+5lqJwnXrMMuEsMqaT4gvhLjQ5beeOse0/WrwtXh33JDxbran9mM8ru+oDBkgLSQ== X-Google-Smtp-Source: AGHT+IEymhtJvsVvq7h/MiDqH9B3Tq4aNk4c91QeNppt4FR+JHUA9Tffj05tYCrsjh9jqUJvxHBGZw== X-Received: by 2002:a05:600c:3152:b0:47d:403c:e5a0 with SMTP id 5b1f17b1804b1-47d84b184abmr250841245e9.12.1768301207472; Tue, 13 Jan 2026 02:46:47 -0800 (PST) Received: from ?IPV6:2a01:4b00:bd21:4f00:7cc6:d3ca:494:116c? ([2a01:4b00:bd21:4f00:7cc6:d3ca:494:116c]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-47d7f65d9f0sm409975245e9.12.2026.01.13.02.46.45 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 13 Jan 2026 02:46:46 -0800 (PST) Message-ID: Date: Tue, 13 Jan 2026 10:46:41 +0000 Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH net-next v8 5/9] eth: bnxt: store rx buffer size per queue To: Paolo Abeni , netdev@vger.kernel.org Cc: "David S . Miller" , Eric Dumazet , Jakub Kicinski , Jonathan Corbet , Michael Chan , Pavan Chebbi , Andrew Lunn , Alexei Starovoitov , Daniel Borkmann , Jesper Dangaard Brouer , John Fastabend , Joshua Washington , Harshitha Ramamurthy , Saeed Mahameed , Tariq Toukan , Mark Bloch , Leon Romanovsky , Alexander Duyck , Ilias Apalodimas , Shuah Khan , Willem de Bruijn , Ankit Garg , Tim Hostetler , Alok Tiwari , Ziwei Xiao , John Fraker , Praveen Kaligineedi , Mohsin Bashir , Joe Damato , Mina Almasry , Dimitri Daskalakis , Stanislav Fomichev , Kuniyuki Iwashima , Samiullah Khawaja , Ahmed Zaki , Alexander Lobakin , David Wei , Yue Haibing , Haiyue Wang , Jens Axboe , Simon Horman , Vishwanath Seshagiri , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, bpf@vger.kernel.org, linux-rdma@vger.kernel.org, linux-kselftest@vger.kernel.org, dtatulea@nvidia.com, io-uring@vger.kernel.org References: <017b07c8-ed86-4ed1-9793-c150ded68097@redhat.com> Content-Language: en-US From: Pavel Begunkov In-Reply-To: <017b07c8-ed86-4ed1-9793-c150ded68097@redhat.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 1/13/26 10:19, Paolo Abeni wrote: > On 1/9/26 12:28 PM, Pavel Begunkov wrote: >> @@ -4478,7 +4485,7 @@ static void bnxt_init_one_rx_agg_ring_rxbd(struct bnxt *bp, >> ring = &rxr->rx_agg_ring_struct; >> ring->fw_ring_id = INVALID_HW_RING_ID; >> if ((bp->flags & BNXT_FLAG_AGG_RINGS)) { >> - type = ((u32)BNXT_RX_PAGE_SIZE << RX_BD_LEN_SHIFT) | >> + type = ((u32)(u32)rxr->rx_page_size << RX_BD_LEN_SHIFT) | > > Minor nit: duplicate cast above. oops, missed that, thanks > >> diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h >> index f5f07a7e6b29..4c880a9fba92 100644 >> --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h >> +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h >> @@ -1107,6 +1107,7 @@ struct bnxt_rx_ring_info { >> >> unsigned long *rx_agg_bmap; >> u16 rx_agg_bmap_size; >> + u16 rx_page_size; > > Any special reason for using u16 above? AFAICS using u32 will not change > the struct size on 64 bit arches, and using u32 will likely yield better > code. IIRC bnxt doesn't support more than 2^16-1, but it doesn't really matter, I can convert it to u32. -- Pavel Begunkov