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=-15.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 E78C2C4320A for ; Fri, 30 Jul 2021 03:11:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CFF4F60232 for ; Fri, 30 Jul 2021 03:11:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235343AbhG3DLG (ORCPT ); Thu, 29 Jul 2021 23:11:06 -0400 Received: from helcar.hmeau.com ([216.24.177.18]:51572 "EHLO deadmen.hmeau.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230196AbhG3DLE (ORCPT ); Thu, 29 Jul 2021 23:11:04 -0400 Received: from gondobar.mordor.me.apana.org.au ([192.168.128.4] helo=gondobar) by deadmen.hmeau.com with esmtp (Exim 4.92 #5 (Debian)) id 1m9IvB-0000g8-Ug; Fri, 30 Jul 2021 11:10:49 +0800 Received: from herbert by gondobar with local (Exim 4.92) (envelope-from ) id 1m9Iv9-0003Bd-W0; Fri, 30 Jul 2021 11:10:48 +0800 Date: Fri, 30 Jul 2021 11:10:47 +0800 From: Herbert Xu To: Daniel Jordan Cc: Steffen Klassert , Xiyu Yang , yuanxzhang@fudan.edu.cn, Xin Tan , linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] padata: Convert from atomic_t to refcount_t on parallel_data->refcnt Message-ID: <20210730031047.GD12121@gondor.apana.org.au> References: <20210719214649.w65ifdp2hriryrsc@oracle.com> <20210720150511.877668-1-daniel.m.jordan@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210720150511.877668-1-daniel.m.jordan@oracle.com> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jul 20, 2021 at 11:05:11AM -0400, Daniel Jordan wrote: > From: Xiyu Yang > > refcount_t type and corresponding API can protect refcounters from > accidental underflow and overflow and further use-after-free situations. > > Signed-off-by: Xiyu Yang > Signed-off-by: Xin Tan > Acked-by: Daniel Jordan > --- > > This seems not to have made it to the lists even though they were > originally cc'd. Reposting. > > include/linux/padata.h | 3 ++- > kernel/padata.c | 8 ++++---- > 2 files changed, 6 insertions(+), 5 deletions(-) Patch applied. Thanks. -- Email: Herbert Xu Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt