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 X-Spam-Level: X-Spam-Status: No, score=-9.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1F355C433DF for ; Mon, 25 May 2020 21:48:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E3903206C3 for ; Mon, 25 May 2020 21:48:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="hPIyjT10" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731540AbgEYVsZ (ORCPT ); Mon, 25 May 2020 17:48:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59822 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731531AbgEYVsY (ORCPT ); Mon, 25 May 2020 17:48:24 -0400 Received: from mail-lj1-x244.google.com (mail-lj1-x244.google.com [IPv6:2a00:1450:4864:20::244]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9CB8BC05BD43; Mon, 25 May 2020 14:48:23 -0700 (PDT) Received: by mail-lj1-x244.google.com with SMTP id o14so22215787ljp.4; Mon, 25 May 2020 14:48:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=oZjrHlimgcUYomtREHYCFuAeJrpRl9IFi+y5djKRQas=; b=hPIyjT10zycop+JKy8135w3NPFuM+OtEngjMZW8KAmLmVW2Vxp0+BJgjELMVgXLFs5 jyDXvM8J2pQxwbEB2pyNztU7Se3z5Wd060ijoHg6DDb5aRWX5ZuAMUaNSzHofFIoEJNv 8aI29V6q0aJUJxkrbzIr+/lmfTa+pNBCgK3xFfTkXlN7U0Y/awGBKWtblhWlDEmhuaqL k6nPkAczXPGTLmBEXQYigDrVKl/eeB9s3UKwKW4wuEL+s+zKfha/ZpW43aFl2wLg2amm 4o+lmYtE0sBrX9HIUArLZ8k9W1xEtbHyYJUczmpOqSXo8FfhTp+nx9OiDgLI7iZo7XYS 628w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=oZjrHlimgcUYomtREHYCFuAeJrpRl9IFi+y5djKRQas=; b=GJDnQsdpYc/WpqZm6eHXNC5Ld3XAC6APOpMaou+EmLZhyHJ5cx01tV6cexBa6GrvcL QTl5QyX0oEAryyt8C6i8h/mxbT+7eZp39Yk2t3mJQjC4LNe2udbpiE67GCAOAQySD4sf 71ZYsQDY3uTWwKIHNgAIfkESjFKBn7X2W7v1a2v08XApMyosWeFushv2WEQZFsgxx3St mCxt54kR8rugNX4EISlRyUf4JrK+ofiP+OwwOqdst7jKR9fDnB3MsOq3GPz9ANp1JR2+ KMb+7zQpZ4denAKTiHgwlJ7s+txWpsH24Xa9cXIw/07TlompcBGIQtoQL7kCVGCKWX97 19cQ== X-Gm-Message-State: AOAM532nI6bb/silVmm0CpAblk8amtex2Hd3GnUNpHZ3QjkiExVS8wYw 5Snj51mDiUu49GP9+9W0VxgvvvLKWVNg5Q== X-Google-Smtp-Source: ABdhPJyxvtoEaRJXilbbh+ynL0lLxOteStevxPIViaI0XOVzTSChAjJHtXaOv/FWincgOqizXxgD0g== X-Received: by 2002:a2e:711c:: with SMTP id m28mr14476316ljc.104.1590443301892; Mon, 25 May 2020 14:48:21 -0700 (PDT) Received: from pc638.lan (h5ef52e31.seluork.dyn.perspektivbredband.net. [94.245.46.49]) by smtp.gmail.com with ESMTPSA id a6sm2280044lji.29.2020.05.25.14.48.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 25 May 2020 14:48:20 -0700 (PDT) From: "Uladzislau Rezki (Sony)" To: LKML , linux-mm@kvack.org Cc: Andrew Morton , "Paul E . McKenney" , "Theodore Y . Ts'o" , Matthew Wilcox , Joel Fernandes , RCU , Uladzislau Rezki , Oleksiy Avramchenko Subject: [PATCH v2 10/16] rcu/tiny: support vmalloc in tiny-RCU Date: Mon, 25 May 2020 23:47:54 +0200 Message-Id: <20200525214800.93072-11-urezki@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200525214800.93072-1-urezki@gmail.com> References: <20200525214800.93072-1-urezki@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: rcu-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: rcu@vger.kernel.org Replace kfree() with kvfree() in rcu_reclaim_tiny(). This makes it possible to release either SLAB or vmalloc objects after a GP. Reviewed-by: Joel Fernandes (Google) Signed-off-by: Uladzislau Rezki (Sony) --- kernel/rcu/tiny.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/kernel/rcu/tiny.c b/kernel/rcu/tiny.c index dd572ce7c747..4b99f7b88bee 100644 --- a/kernel/rcu/tiny.c +++ b/kernel/rcu/tiny.c @@ -23,6 +23,7 @@ #include #include #include +#include #include "rcu.h" @@ -86,7 +87,7 @@ static inline bool rcu_reclaim_tiny(struct rcu_head *head) rcu_lock_acquire(&rcu_callback_map); if (__is_kfree_rcu_offset(offset)) { trace_rcu_invoke_kfree_callback("", head, offset); - kfree((void *)head - offset); + kvfree((void *)head - offset); rcu_lock_release(&rcu_callback_map); return true; } -- 2.20.1