From patchwork Wed Feb 1 15:08:10 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Uladzislau Rezki X-Patchwork-Id: 13124560 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 39EB0C636D3 for ; Wed, 1 Feb 2023 15:10:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231685AbjBAPKe (ORCPT ); Wed, 1 Feb 2023 10:10:34 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46948 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232018AbjBAPJl (ORCPT ); Wed, 1 Feb 2023 10:09:41 -0500 Received: from mail-ej1-x636.google.com (mail-ej1-x636.google.com [IPv6:2a00:1450:4864:20::636]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7EC6966FA3; Wed, 1 Feb 2023 07:08:23 -0800 (PST) Received: by mail-ej1-x636.google.com with SMTP id hx15so32759982ejc.11; Wed, 01 Feb 2023 07:08:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=bT+cSsz2JrZskcNzFL2BkroViG0oFNVaYfW1YmvtVLg=; b=MbTXjK1aKcldZ1ocYRQ8KR3IhAxYTzuOdQl734t9wmuLuz1vNvm2N6voBZm3Rdi4B2 modsjehD8rJK6TB3IicMeihhuJckxR9bFA+BOSDy/UeP3Xy2PGtavZFn4pga6QbEAnVI l5/jvA3fOO98TNL/u81nzHFyhZNrcXg8KYKQaxXqbkae2jX5OOoZEWNv4gOWS4VHv1Yd DJgnIHELt9l04IUvxl15YRvHxPqCfn8vLPeIOVe9yAzc/18J+EIP5+HGHYRulTtrstxH PHAwkLCbDtqhgzyUc6F8k0cFPZKgOaSUJQxQ3p2XzNKxEOFP9ZacBMtthZGZYvXOjM+P uJHw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=bT+cSsz2JrZskcNzFL2BkroViG0oFNVaYfW1YmvtVLg=; b=hW6HRpoQMSd1wtmRerwRLGMmyqKQL3UYLG6AW01bgf9GgJJ/ZW88aqDsvuqWAgZDuN 8lSeUW08LvXqY3Ggo4LMxJ1FBI8tfxNkzjRVeSC3tAbgjjwz7kCXJ4fl4JlnWzkW4Dm1 KqoKkFcd1Mei5eAq453UtW98nbJy+YsJa2i9SYztEYFopsxftJ+T9EiHRPnXzlDYfFm1 t4IL4FaI+ZGNLDwdqbIAk6qC+R/VU8qECUkvsUE3fKE65DdroyaQ88OUg/SrIxBChbli K2DLvXpk6U2ZjHuTiK4Geg4QbmmU+riZRWP6q2mg+pkFHOQWb9n+RHs8EjQORC+wdywe 3RDA== X-Gm-Message-State: AO0yUKUMvCo+SuV7vvqJWqJKiQOLkPGCgSQFQ3Bg3OrLSoktbHonkSUo LiHCRj5XnFiasX6fp2iwHonei/oXYJW3KA== X-Google-Smtp-Source: AK7set9ffcrAEyHawqVjHlsonanOonFJEAXupajZTTKpre/ichXrJUx8ThkcdOWWc/uLkyLkIscf2w== X-Received: by 2002:a17:907:c20c:b0:883:3661:97e5 with SMTP id ti12-20020a170907c20c00b00883366197e5mr2107344ejc.50.1675264101634; Wed, 01 Feb 2023 07:08:21 -0800 (PST) Received: from pc638.lan ([155.137.26.201]) by smtp.gmail.com with ESMTPSA id qc26-20020a170906d8ba00b008787e94c5ccsm9585774ejb.184.2023.02.01.07.08.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 01 Feb 2023 07:08:21 -0800 (PST) From: "Uladzislau Rezki (Sony)" To: LKML , RCU , "Paul E . McKenney" Cc: Uladzislau Rezki , Oleksiy Avramchenko , Jens Axboe , Philipp Reisner , Bryan Tan , Steven Rostedt , Eric Dumazet , Bob Pearson , Ariel Levkovich , Theodore Ts'o , Julian Anastasov Subject: [PATCH 04/13] tracing: Rename kvfree_rcu() to kvfree_rcu_mightsleep() Date: Wed, 1 Feb 2023 16:08:10 +0100 Message-Id: <20230201150815.409582-5-urezki@gmail.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230201150815.409582-1-urezki@gmail.com> References: <20230201150815.409582-1-urezki@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: rcu@vger.kernel.org The kvfree_rcu()'s single argument name is deprecated therefore rename it to kvfree_rcu_mightsleep() variant. The goal is explicitly underline that it is for sleepable contexts. Cc: Steven Rostedt (VMware) Signed-off-by: Uladzislau Rezki (Sony) Acked-by: Paul E. McKenney Acked-by: Uladzislau Rezki (Sony) --- kernel/trace/trace_osnoise.c | 2 +- kernel/trace/trace_probe.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/kernel/trace/trace_osnoise.c b/kernel/trace/trace_osnoise.c index 94c1b5eb1dc0..67392d872b67 100644 --- a/kernel/trace/trace_osnoise.c +++ b/kernel/trace/trace_osnoise.c @@ -160,7 +160,7 @@ static void osnoise_unregister_instance(struct trace_array *tr) if (!found) return; - kvfree_rcu(inst); + kvfree_rcu_mightsleep(inst); } /* diff --git a/kernel/trace/trace_probe.c b/kernel/trace/trace_probe.c index 01ebabbbe8c9..32a7741dc731 100644 --- a/kernel/trace/trace_probe.c +++ b/kernel/trace/trace_probe.c @@ -1170,7 +1170,7 @@ int trace_probe_remove_file(struct trace_probe *tp, return -ENOENT; list_del_rcu(&link->list); - kvfree_rcu(link); + kvfree_rcu_mightsleep(link); if (list_empty(&tp->event->files)) trace_probe_clear_flag(tp, TP_FLAG_TRACE);