[LTP] [PATCH 2/2] du01.sh: BTRFS fix for the symlink

[Stanislav Kholmanskikh]

By default, BTRFS reports symlinks to be of page size.

Modify the corresponding check to verify if the symlink
is either 0 or page size.

Signed-off-by: Stanislav Kholmanskikh <stanislav.kholmanskikh@oracle.com>
---
 testcases/commands/du/du01.sh |    8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)

diff --git a/testcases/commands/du/du01.sh b/testcases/commands/du/du01.sh
index 823c50a..7b17f6f 100755
--- a/testcases/commands/du/du01.sh
+++ b/testcases/commands/du/du01.sh
@@ -83,12 +83,18 @@ setup
 
 block_size=512
 
+page_size=$(getconf PAGESIZE)
+if [ "$page_size" -lt 1024 ]; then
+	tst_brkm TBROK "Page size < 1024"
+fi
+page_size=$(( page_size / 1024 ))
+
 # The output could be different in some systems, if we use du to
 # estimate file space usage with the same filesystem and the same size.
 # So we use the approximate value to check.
 check1="^10[2-3][0-9][0-9][[:space:]]\."
 check2="^10[2-3][0-9][0-9][[:space:]]testfile"
-check3="^[0-4][[:space:]]\.\/testdir\/testsymlink"
+check3="^\(0\|${page_size}\)[[:space:]]\.\/testdir\/testsymlink"
 check5="^20[4-6][0-9][0-9][[:space:]]\."
 check7="^10[4-5][0-9][0-9]\{4\}[[:space:]]\."
 check9="^10[2-3][0-9][0-9][[:space:]]total"
-- 
1.7.1