[PATCH 1/8] Filter xfs_io's output in units of page size

Chandan Rajendra
2015-11-30T10:17:48Z

The helpers introduced in this commit will be used to make btrfs tests that
assume 4k as the page size to work on non-4k page-sized systems as well.

Signed-off-by: Chandan Rajendra <chandan@linux.vnet.ibm.com>
---
common/filter | 8 ++++++++
common/rc | 6 ++++++
2 files changed, 14 insertions(+)

diff --git a/common/filter b/common/filter
index 05f2fab..1be377c 100644
--- a/common/filter
+++ b/common/filter
@@ -261,6 +261,14 @@ _filter_xfs_io_blocks_modified()
_filter_xfs_io_units_modified "Block" $BLOCK_SIZE
}

+_filter_xfs_io_pages_modified()
+{
+ PAGE_SIZE=$(get_page_size)
+
+ _filter_xfs_io_units_modified "Page" $PAGE_SIZE
+}
+
+
_filter_test_dir()
{
sed -e "s,$TEST_DEV,TEST_DEV,g" -e "s,$TEST_DIR,TEST_DIR,g"
diff --git a/common/rc b/common/rc
index 4c2f42c..82c1bbb 100644
--- a/common/rc
+++ b/common/rc
@@ -3151,6 +3151,12 @@ get_block_size()
echo `stat -f -c %S $1`
}

+get_page_size()
+{
+ echo $(getconf PAGE_SIZE)
+}
+
+
init_rc

################################################################################
--
2.1.0