From: Alex Elder <aelder@sgi.com>
To: xfs@oss.sgi.com
Subject: [Fwd: [PATCH] xfstests: 259: convert to use the _math() function]
Date: Fri, 7 Oct 2011 17:42:00 -0500 [thread overview]
Message-ID: <1318027320.2810.83.camel@doink> (raw)
Review?
-------- Forwarded Message --------
From: Alex Elder <aelder@sgi.com>
To: xfs@oss.sgi.com
Subject: [PATCH] xfstests: 259: convert to use the _math() function
Date: Mon, 26 Sep 2011 16:59:34 -0500
Make test 259 a bit more readable by using the new _math() function.
Signed-off-by: Alex Elder <aelder@sgi.com>
---
259 | 17 ++++++-----------
259.out | 12 ++++++------
2 files changed, 12 insertions(+), 17 deletions(-)
Index: b/259
===================================================================
--- a/259
+++ b/259
@@ -43,20 +43,15 @@ trap "_cleanup ; exit \$status" 0 1 2 3
_supported_fs xfs
_supported_os Linux
+_require_math
+
testfile=$TEST_DIR/259.image
# Test various sizes slightly less than 4 TB
-# 4398046511103 = 2^42 - 1
-# 4398046510592 = 2^42 - 512
-# 4398046510080 = 2^42 - 1024
-# 4398046510079 = 2^42 - 1025
-# 4398046509056 = 2^42 - 2048
-# 4398046507008 = 2^42 - 4096
-
-for ddseek in 4398046511103 4398046510592 4398046510080 \
- 4398046510079 4398046509056 4398046507008;
-do
- echo "Trying to make $ddseek B long xfs fs image"
+four_TB=$(_math "2^42")
+for del in 1 512 1024 1025 2048 4096; do
+ ddseek=$(_math "$four_TB - $del")
+ echo "Trying to make (2 TB - $del) B long xfs fs image"
rm -f "$testfile"
dd if=/dev/zero "of=$testfile" bs=1 count=0 seek=$ddseek \
>/dev/null 2>&1 || echo "dd failed"
Index: b/259.out
===================================================================
--- a/259.out
+++ b/259.out
@@ -1,7 +1,7 @@
QA output created by 259
-Trying to make 4398046511103 B long xfs fs image
-Trying to make 4398046510592 B long xfs fs image
-Trying to make 4398046510080 B long xfs fs image
-Trying to make 4398046510079 B long xfs fs image
-Trying to make 4398046509056 B long xfs fs image
-Trying to make 4398046507008 B long xfs fs image
+Trying to make (2 TB - 1) B long xfs fs image
+Trying to make (2 TB - 512) B long xfs fs image
+Trying to make (2 TB - 1024) B long xfs fs image
+Trying to make (2 TB - 1025) B long xfs fs image
+Trying to make (2 TB - 2048) B long xfs fs image
+Trying to make (2 TB - 4096) B long xfs fs image
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next reply other threads:[~2011-10-07 22:42 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-07 22:42 Alex Elder [this message]
2011-10-09 15:07 ` [Fwd: [PATCH] xfstests: 259: convert to use the _math() function] Christoph Hellwig
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