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common: _scratch_mkfs_sized inherent default block size from MKFS_OPTIONS

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Currently default block size is frozen to 4096 which is bad for
various reasons. e.g:

1) It ignores MKFS_OPT
2) Does not work for architectures where PG_SIZE != 4096

Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Dmitry Monakhov
2014-09-08 20:49:26 +10:00
committed by Dave Chinner
parent c931376982
commit 072a84581e
1 changed files with 12 additions and 0 deletions
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common/rc
+12
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@@ -582,8 +582,20 @@ _scratch_mkfs_sized()
{
fssize=$1
blocksize=$2
case $FSTYP in
xfs)
def_blksz=`echo $MKFS_OPTIONS|sed -rn 's/.*-b ?size= ?+([0-9]+).*/\1/p'`
;;
ext2|ext3|ext4|ext4dev|udf|btrfs)
def_blksz=`echo $MKFS_OPTIONS| sed -rn 's/.*-b ?+([0-9]+).*/\1/p'`
;;
esac
[ -n "$def_blksz" ] && blocksize=$def_blksz
[ -z "$blocksize" ] && blocksize=4096
re='^[0-9]+$'
if ! [[ $fssize =~ $re ]] ; then
_notrun "error: _scratch_mkfs_sized: fs size \"$fssize\" not an integer."