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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham 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 C11CDFC6197 for ; Fri, 8 Nov 2019 21:33:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9C19F215EA for ; Fri, 8 Nov 2019 21:33:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732788AbfKHVdw (ORCPT ); Fri, 8 Nov 2019 16:33:52 -0500 Received: from mout.kundenserver.de ([212.227.126.131]:52815 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731765AbfKHVdw (ORCPT ); Fri, 8 Nov 2019 16:33:52 -0500 Received: from threadripper.lan ([149.172.19.189]) by mrelayeu.kundenserver.de (mreue011 [212.227.15.129]) with ESMTPA (Nemesis) id 1MSswA-1iLzYt2E18-00UGxO; Fri, 08 Nov 2019 22:33:37 +0100 From: Arnd Bergmann To: y2038@lists.linaro.org, OGAWA Hirofumi Cc: linux-kernel@vger.kernel.org, Arnd Bergmann , Sergey Senozhatsky , Andrew Morton , Carmeli Tamir , Greg Kroah-Hartman , Thomas Gleixner , Al Viro , Deepa Dinamani Subject: [PATCH 02/16] fat: use prandom_u32() for i_generation Date: Fri, 8 Nov 2019 22:32:40 +0100 Message-Id: <20191108213257.3097633-3-arnd@arndb.de> X-Mailer: git-send-email 2.20.0 In-Reply-To: <20191108213257.3097633-1-arnd@arndb.de> References: <20191108213257.3097633-1-arnd@arndb.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Provags-ID: V03:K1:xyMkheBDOQ2yaVVntEHgn9uUv1eZLDi2PHuV/3eFCHO8p5lovZV RSePDEWBDJbgngLzGRALBZfJl5JOc/Jtxuyr7QiT/iBCBbjdZJGTSgC2IvsTsu/G8Wrk8Qp GiN6kRR+nPbTe/wfuUTgyPddaHuqJCxUZ4XE1/4ITyS+2pjP8u0UFcA4cFLt8YYwP57kCQJ fk91hJAfaQeU9TGvmYShw== X-UI-Out-Filterresults: notjunk:1;V03:K0:DJ2s+pQ7k9s=:/y5VLXzDEQnWFAeSQ6xOT6 CQnsEi8h6oR3+uq3G21bQgEahitqAHnJmT2KNTIAE8E657mVB3N+hZQ9MTvbAybhVKnqHNHNR idT/3YENYmr7+Njvqjjc5RlZUQ7KJ/Xv+472f1SMhcd4wTbzZ9Q+ZvYWq2DeXrpC93sVDUloQ I32eSBkZX/7ZdDfCUxAp0B+IIwql1HylbLmE5hP6xhaB/uFKE2x5CE9Ua89bKlPpuSBg0HWki zHAbhuWTY2ZKkVv/X0MMYPM6aKf2kNzBxAAltGfZ+eRS3mu2lwNR9W3LZZEiUUfBB7+iSfVzW /jxxhOSksfm3m7CthVRll/a6vzheR2WY6N5z2p2DsAmenRm83oq8O6BEfhrAjxj0gXmpAzR5w kraqdJ2wHUtKHYL4l5I/PgR4ZwVw6/3tEyql+pwkXSEbvxGyGWxSdpEluEBbekv2jL394ePX+ uMs9A3kzqjXQRDuahnIHfvYhfryebO84fKl/Cf6TpkqZwxIpYkK1ivI8m6E8GXYxLB8d5YhKR MAYuH+Ji89DIFPRilXJPMotaHackTxXkzFWYwbl5fO1Rr0yxPGxDzQq/DS98nCPNLFyKvhFxK HlJSfzSdE58tDYScQrsLPnu7A/z5bKPzaq3SCdjqAFtYaHj0HNAe0dOSSVfXjulvXmrGEpsMX cinqux25sQ19OjeTolQIXEge/FzmqODBKtBdAXBzhY64ukP5DvhJxTWMjNcYsylJhppWeRbmY +qRFjY/JlKmmqmFeFZGMG/qAbOSmXB16SupBJmoVWfFYh5zRUzZUrPMStqqrRK95Z0H5qj/qB g7stPBh+VKB1WFBmPVWW/pvdNqHEn/Zqhh14UaYRUD/jI6qp9qeqL+r6hhd+ITpG67/O+Hsas q+8rrmNsLbzj3POPuP2w== Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Similar to commit 46c9a946d766 ("shmem: use monotonic time for i_generation") we should not use the deprecated get_seconds() interface for i_generation. prandom_u32() is the replacement used in other file systems. Signed-off-by: Arnd Bergmann --- fs/fat/inode.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/fs/fat/inode.c b/fs/fat/inode.c index 5f04c5c810fb..594b05ae16c9 100644 --- a/fs/fat/inode.c +++ b/fs/fat/inode.c @@ -21,6 +21,7 @@ #include #include #include +#include #include #include "fat.h" @@ -521,7 +522,7 @@ int fat_fill_inode(struct inode *inode, struct msdos_dir_entry *de) inode->i_uid = sbi->options.fs_uid; inode->i_gid = sbi->options.fs_gid; inode_inc_iversion(inode); - inode->i_generation = get_seconds(); + inode->i_generation = prandom_u32(); if ((de->attr & ATTR_DIR) && !IS_FREE(de->name)) { inode->i_generation &= ~1; -- 2.20.0