From 7edeb29c34704475889852d21ddfa6c1eaa60e24 Mon Sep 17 00:00:00 2001 From: Qu Wenruo Date: Tue, 20 Mar 2018 14:42:29 +0800 Subject: [PATCH] btrfs-progs: tests: Add testcase for rootdir inline extent size Add a test case for mkfs --rootdir, using files with different file sizes to check if invalid large inline extent could exist. Signed-off-by: Qu Wenruo Signed-off-by: David Sterba --- tests/mkfs-tests/014-rootdir-inline-extent/test.sh | 47 ++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100755 tests/mkfs-tests/014-rootdir-inline-extent/test.sh diff --git a/tests/mkfs-tests/014-rootdir-inline-extent/test.sh b/tests/mkfs-tests/014-rootdir-inline-extent/test.sh new file mode 100755 index 0000000..167ced1 --- /dev/null +++ b/tests/mkfs-tests/014-rootdir-inline-extent/test.sh @@ -0,0 +1,47 @@ +#!/bin/bash +# Regression test for mkfs.btrfs --rootdir with inline file extents +# For any large inline file extent, btrfs check could already report it + +source "$TEST_TOP/common" + +check_global_prereq fallocate +check_prereq mkfs.btrfs + +prepare_test_dev + +tmp=$(mktemp -d --tmpdir btrfs-progs-mkfs.rootdirXXXXXXX) + +pagesize=$(getconf PAGESIZE) +create_file() +{ + local size=$1 + # Reuse size as filename + run_check fallocate -l $size "$tmp/$size" +} + +test_mkfs_rootdir() +{ + nodesize=$1 + run_check "$TOP/mkfs.btrfs" --nodesize $nodesize -f --rootdir "$tmp" \ + "$TEST_DEV" + run_check $SUDO_HELPER "$TOP/btrfs" check "$TEST_DEV" +} + +# Use power of 2 from 512 to 64K (maximum node size) as base file size +for i in 512 1024 2048 4096 8192 16384 32768; do + create_file $(($i - 102)) + # 101 is the overhead size for max inline extent + create_file $(($i - 101)) + create_file $(($i - 100)) + + create_file $(($i - 1)) + create_file $i + create_file $(($i + 1)) +done + +for nodesize in 4096 8192 16384 32768 65536; do + if [ $nodesize -ge $pagesize ]; then + test_mkfs_rootdir $nodesize + fi +done +rm -rf -- "$tmp" -- 2.7.4