From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1A797C7EE24 for ; Wed, 31 May 2023 17:38:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229478AbjEaRiV (ORCPT ); Wed, 31 May 2023 13:38:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35826 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229473AbjEaRiU (ORCPT ); Wed, 31 May 2023 13:38:20 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 091EA11D for ; Wed, 31 May 2023 10:38:20 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 911B463631 for ; Wed, 31 May 2023 17:38:19 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 99BC3C433EF; Wed, 31 May 2023 17:38:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1685554697; bh=unVXum49HaR7vPN//WTc8unNcKqz+tOCAEdMjspXxZ4=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=Lbv5y3NP7JhCiPsPsVLn5b9b6Im6K3j5IS1+Vu8WQoD5LKxRFeewyNwbVfZA76G5P xnaHvyqRRbGONXAICIQI1/8NhjTFst1O3yBMRcfrT0kH+zxoyyJfwqlMqwMaLn6wdz Wqjgf1GCBK6JFGAumcf4kFQd52qPr78SncQ963exBi20T71acRBvQe3eqeBiDZlTzc LIcZTZnS2jZSccMIYvIjzhklQifjIVNVV4bYKbB9e10eRU7LRApcNfH1FIOykbK+wq 9yojHh7lLFQwlsKuwiwdWdJpo6o1oCw4kNvWobGFGGPOp7v5HDVPryiyhwxEf+vK4+ WDUbWkWaxjcUQ== Date: Wed, 31 May 2023 10:38:15 -0700 From: Jakub Kicinski To: Stefan Roesch Cc: io-uring@vger.kernel.org, kernel-team@fb.com, axboe@kernel.dk, ammarfaizi2@gnuweeb.org, netdev@vger.kernel.org, olivier@trillion01.com Subject: Re: [PATCH v13 2/7] net: introduce napi_busy_loop_rcu() Message-ID: <20230531103815.001d6a3d@kernel.org> In-Reply-To: <20230531102915.0afc570b@kernel.org> References: <20230518211751.3492982-1-shr@devkernel.io> <20230518211751.3492982-3-shr@devkernel.io> <20230531102915.0afc570b@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org On Wed, 31 May 2023 10:29:15 -0700 Jakub Kicinski wrote: > I think it's worth noting that until the non-RCU version this one may > exit without calling need_resched(). My brain is broken. I meant to say "unlike non-RCU version this one may exit for reasons other than loop_end()'s decision".