From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx2.suse.de ([195.135.220.15]:37985 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751249AbeCZN7h (ORCPT ); Mon, 26 Mar 2018 09:59:37 -0400 Received: from relay2.suse.de (charybdis-ext.suse.de [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id 7A014AED3 for ; Mon, 26 Mar 2018 13:59:36 +0000 (UTC) From: Nikolay Borisov To: linux-btrfs@vger.kernel.org Cc: Nikolay Borisov Subject: [PATCH v2] btrfs-progs: Add test for collision DIR_ITEM handling Date: Mon, 26 Mar 2018 16:59:34 +0300 Message-Id: <1522072774-2113-1-git-send-email-nborisov@suse.com> In-Reply-To: <1521816494-22947-1-git-send-email-nborisov@suse.com> References: <1521816494-22947-1-git-send-email-nborisov@suse.com> Sender: linux-btrfs-owner@vger.kernel.org List-ID: Verify that if we have an otherwise clean filesystem, containging collided DIR_ITEM, btrfs check lowmem's mode can correctly handle those and not produce any false positives. This if fixed by commit titled: "btrfs-progs: Fix DIR_ITEM checking in lowmem" Signed-off-by: Nikolay Borisov --- .../031-lowmem-collission-dir-items/test.sh | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100755 tests/fsck-tests/031-lowmem-collission-dir-items/test.sh diff --git a/tests/fsck-tests/031-lowmem-collission-dir-items/test.sh b/tests/fsck-tests/031-lowmem-collission-dir-items/test.sh new file mode 100755 index 000000000000..fa0b88af0557 --- /dev/null +++ b/tests/fsck-tests/031-lowmem-collission-dir-items/test.sh @@ -0,0 +1,23 @@ +#!/bin/bash +# Ensure that running btrfs check on a fs which has name collisions of files +# doesn't result in false positives. This test is specifically targeted at +# lowmem mode. +source "$TEST_TOP/common" + +check_prereq btrfs +check_prereq mkfs.btrfs + +setup_root_helper +prepare_test_dev + +run_check $SUDO_HELPER "$TOP/mkfs.btrfs" -f "$TEST_DEV" +run_check_mount_test_dev + +# Create 2 files whose names collide +run_check $SUDO_HELPER touch "$TEST_MNT/5ab4e206~~~~~~~~XVT1U3ZF647YS2PD4AKAG826" +run_check $SUDO_HELPER touch "$TEST_MNT/5ab4e26a~~~~~~~~AP1C3VQBE79IJOTVOEZIR9YU" + +run_check_umount_test_dev + +# The fs is clean so lowmem shouldn't produce any warnings +run_check "$TOP/btrfs" check --readonly "$TEST_DEV" -- 2.7.4