From patchwork Mon Apr 1 12:50:18 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Filipe Manana X-Patchwork-Id: 10879855 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B53E513B5 for ; Mon, 1 Apr 2019 12:50:37 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9B15A285E3 for ; Mon, 1 Apr 2019 12:50:37 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 87E0C2867F; Mon, 1 Apr 2019 12:50:37 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3ABB42842E for ; Mon, 1 Apr 2019 12:50:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726722AbfDAMu1 (ORCPT ); Mon, 1 Apr 2019 08:50:27 -0400 Received: from mail.kernel.org ([198.145.29.99]:53238 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725897AbfDAMu1 (ORCPT ); Mon, 1 Apr 2019 08:50:27 -0400 Received: from localhost.localdomain (bl8-197-74.dsl.telepac.pt [85.241.197.74]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id A4C84206B7; Mon, 1 Apr 2019 12:50:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1554123026; bh=fEKOGtvEIZr/jPevPjaQ2mAejqegP60lfWPUSSx5plo=; h=From:To:Cc:Subject:Date:From; b=rPzhu8wXHTW6ADvwi3kGkU3+m7zQsW/HmVn/W99pKLOQvbpqs8KYYzvvik9FQEkG/ UylSi5VEE91E9kbSffvMFswbV0NTNCDdtnWck4M9Iv0uh0E9ia7IkzMNzN3kzsXgZU SLNFWvf6PJ1r8kmIu0+f8CSA2Gm3lvkF/C10yHvY= From: fdmanana@kernel.org To: fstests@vger.kernel.org Cc: linux-btrfs@vger.kernel.org, Filipe Manana Subject: [PATCH v2 1/7] fsstress: allow fsync on directories too Date: Mon, 1 Apr 2019 13:50:18 +0100 Message-Id: <20190401125018.10009-1-fdmanana@kernel.org> X-Mailer: git-send-email 2.11.0 Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Filipe Manana Currently the fsync function can only be performed against regular files. Allow it to operate on directories too, to increase test coverage and allow for chances of finding bugs in a filesystem's implementation of fsync against directories. Signed-off-by: Filipe Manana --- V2: Added helper functions to open and close files or directories. ltp/fsstress.c | 42 +++++++++++++++++++++++++++++++++++++++--- 1 file changed, 39 insertions(+), 3 deletions(-) diff --git a/ltp/fsstress.c b/ltp/fsstress.c index 2223fd7d..1169b840 100644 --- a/ltp/fsstress.c +++ b/ltp/fsstress.c @@ -303,6 +303,7 @@ int attr_remove_path(pathname_t *, const char *, int); int attr_set_path(pathname_t *, const char *, const char *, const int, int); void check_cwd(void); void cleanup_flist(void); +void close_file_or_dir(int, DIR *); int creat_path(pathname_t *, mode_t); void dcache_enter(int, int); void dcache_init(void); @@ -324,6 +325,7 @@ void make_freq_table(void); int mkdir_path(pathname_t *, mode_t); int mknod_path(pathname_t *, mode_t, dev_t); void namerandpad(int, char *, int); +int open_file_or_dir(pathname_t *, int, DIR **); int open_path(pathname_t *, int); DIR *opendir_path(pathname_t *); void process_freq(char *); @@ -852,6 +854,15 @@ cleanup_flist(void) } } +void +close_file_or_dir(int fd, DIR *dir) +{ + if (dir) + closedir(dir); + else + close(fd); +} + int creat_path(pathname_t *name, mode_t mode) { @@ -1385,6 +1396,30 @@ namerandpad(int id, char *buf, int i) } int +open_file_or_dir(pathname_t *name, int flags, DIR **dir) +{ + int fd; + + fd = open_path(name, flags); + if (fd < 0 && errno == EISDIR) { + *dir = opendir_path(name); + if (*dir) { + fd = dirfd(*dir); + if (fd < 0) { + int e = errno; + + closedir(*dir); + *dir = NULL; + errno = e; + } + } + } else { + *dir = NULL; + } + return fd; +} + +int open_path(pathname_t *name, int oflag) { char buf[NAME_MAX + 1]; @@ -3440,15 +3475,16 @@ fsync_f(int opno, long r) pathname_t f; int fd; int v; + DIR *dir; init_pathname(&f); - if (!get_fname(FT_REGFILE, r, &f, NULL, NULL, &v)) { + if (!get_fname(FT_REGFILE | FT_DIRm, r, &f, NULL, NULL, &v)) { if (v) printf("%d/%d: fsync - no filename\n", procid, opno); free_pathname(&f); return; } - fd = open_path(&f, O_WRONLY); + fd = open_file_or_dir(&f, O_WRONLY, &dir); e = fd < 0 ? errno : 0; check_cwd(); if (fd < 0) { @@ -3462,7 +3498,7 @@ fsync_f(int opno, long r) if (v) printf("%d/%d: fsync %s %d\n", procid, opno, f.path, e); free_pathname(&f); - close(fd); + close_file_or_dir(fd, dir); } void