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 lists.zx2c4.com (lists.zx2c4.com [165.227.139.114]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 3CAB6D49213 for ; Mon, 18 Nov 2024 12:40:44 +0000 (UTC) Received: by lists.zx2c4.com (ZX2C4 Mail Server) with ESMTP id 77da4ee7; Mon, 18 Nov 2024 12:36:11 +0000 (UTC) Received: from mail-pl1-x631.google.com (mail-pl1-x631.google.com [2607:f8b0:4864:20::631]) by lists.zx2c4.com (ZX2C4 Mail Server) with ESMTPS id 22804485 (TLSv1.3:TLS_AES_256_GCM_SHA384:256:NO) for ; Wed, 12 Jun 2024 22:53:02 +0000 (UTC) Received: by mail-pl1-x631.google.com with SMTP id d9443c01a7336-1f715fd5e60so443935ad.2 for ; Wed, 12 Jun 2024 15:53:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20230601.gappssmtp.com; s=20230601; t=1718232780; x=1718837580; darn=lists.zx2c4.com; 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=HCKGfocKzBU0+xeBiPtl1Ex5TwQcMh3k2EBSdA3xSn0=; b=bhpCbaX+MyB2ADgDB3jmzqbbmLcay+IPMsQQhGigb0ivzZknASpylsIbOSiKrIgjV2 w2T1IaPjwBPm2FjC1BHwvbjaiafo9Rsaf3CFp+PEWDdOBIUXr261PQLyWjOZ9LXmIA+W 50OC2EcSBVMDf3Nk+SXiJ6mwX/HIJ/9vHPgYhXL/2VdFjIBmESS9xU5twKGriUfW5zx4 +jUMfNTbwpxvfZhRKL4FQNi9/DmJJNSjJ1/+HeUHTBflmR6drtt72aor3VNrUXlrCtsj jm1JVHL9Slz77k94/Ip38IKOWYKYXqDAeIiDnNkI4pASFucoH12i38mD9sNkw8jsmeLf G54w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1718232780; x=1718837580; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=HCKGfocKzBU0+xeBiPtl1Ex5TwQcMh3k2EBSdA3xSn0=; b=mtjW/6t0dGbHu8IJA/4rPVYQ1+PL3P1rQXL6ieMmzPc9jMAMvFqkwozDxgXUrzTNnz LEcC0l6gZL8PGEOE+EiRGFNywUN9u3a35D67o7+AIOSktnwVPWYCK5u8Jm0QJRMzKJ8G FbXeJTxALCiVjU1JsWLw9cyGjNTJWsUUDfxip/1etVgwkZyuyUTfQhvxG2N90Livtnvw DLn/MJfovffI8TeO7aQdPIgOVVFUeOhS9+6/XFwOUnACzGea1GhAhZ+dELYvuKKuPf5c wOySO6m/QsNxQk64pu4u+/MS7OoksCE3J1B+5/RgD/Ee7G06T8lv/aTVIqr4GYgQoJPw X41Q== X-Forwarded-Encrypted: i=1; AJvYcCV1lpaoAlnPOFxBypFAfDcGYp30DhaWlo7UJHzur/f/VisUFbAe5vVoJts0Cnk7XITlIqG9goAcH40=@lists.zx2c4.com X-Gm-Message-State: AOJu0YyTd0yRcwtS8gMEinZMmpjn6vFAxFn+lo3GLf8e2hkB5W9nal8q 0KhXLp3a0uIYnenDoAXnicCWBtusyEjQXwfxX0e6t1OnzzXKufb3BuglAkR/qWk= X-Google-Smtp-Source: AGHT+IH5UZSMoyLCwmMYbQsnXovMsmtOxcZgzfit4qNG1yAnUakar4EveGlx5xiJfFg6llU0rCt4rg== X-Received: by 2002:a05:6a20:5647:b0:1af:acda:979d with SMTP id adf61e73a8af0-1b8a9b4e85fmr2859600637.1.1718232780575; Wed, 12 Jun 2024 15:53:00 -0700 (PDT) Received: from [192.168.1.150] ([198.8.77.157]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-705ccb3d2c5sm73821b3a.105.2024.06.12.15.52.58 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 12 Jun 2024 15:53:00 -0700 (PDT) Message-ID: <7e58e73d-4173-49fe-8f05-38a3699bc2c1@kernel.dk> Date: Wed, 12 Jun 2024 16:52:57 -0600 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 00/14] replace call_rcu by kfree_rcu for simple kmem_cache_free callback To: paulmck@kernel.org, Jakub Kicinski Cc: Julia Lawall , linux-block@vger.kernel.org, kernel-janitors@vger.kernel.org, bridge@lists.linux.dev, linux-trace-kernel@vger.kernel.org, Mathieu Desnoyers , kvm@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, "Naveen N. Rao" , Christophe Leroy , Nicholas Piggin , netdev@vger.kernel.org, wireguard@lists.zx2c4.com, linux-kernel@vger.kernel.org, ecryptfs@vger.kernel.org, Neil Brown , Olga Kornievskaia , Dai Ngo , Tom Talpey , linux-nfs@vger.kernel.org, linux-can@vger.kernel.org, Lai Jiangshan , netfilter-devel@vger.kernel.org, coreteam@netfilter.org, Vlastimil Babka References: <20240609082726.32742-1-Julia.Lawall@inria.fr> <20240612143305.451abf58@kernel.org> Content-Language: en-US From: Jens Axboe In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Mailman-Approved-At: Mon, 18 Nov 2024 12:35:39 +0000 X-BeenThere: wireguard@lists.zx2c4.com X-Mailman-Version: 2.1.30rc1 Precedence: list List-Id: Development discussion of WireGuard List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: wireguard-bounces@lists.zx2c4.com Sender: "WireGuard" On 6/12/24 4:37 PM, Paul E. McKenney wrote: > [PATCH 09/14] block: replace call_rcu by kfree_rcu for simple kmem_cache_free callback > I don't see a kmem_cache_destroy(), but then again, I also don't > see the kmem_cache_create(). Unless someone can see what I am > not seeing, let's wait. It's in that same file: blk_ioc_init() the cache itself never goes away, as the ioc code is not unloadable. So I think the change there should be fine. -- Jens Axboe