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authorimp <imp@FreeBSD.org>2010-12-03 07:39:29 +0000
committerimp <imp@FreeBSD.org>2010-12-03 07:39:29 +0000
commit2314de61b523f357bee34c99c091bd12cee32954 (patch)
treeee0c9a6bf69c1f9060838432e985b4142165b749 /tools
parent52bedd6250006e7be9206e6a05409d119fd07c97 (diff)
downloadFreeBSD-src-2314de61b523f357bee34c99c091bd12cee32954.zip
FreeBSD-src-2314de61b523f357bee34c99c091bd12cee32954.tar.gz
o Mount the device async when we're doing the copy.
o Create a sparse file instead of a fully zerod one. This trades the possibiltiy of running out of space during the build for the speed gain not having do write all those zeros... Submitted by: n_hibma
Diffstat (limited to 'tools')
-rw-r--r--tools/tools/nanobsd/nanobsd.sh6
1 files changed, 3 insertions, 3 deletions
diff --git a/tools/tools/nanobsd/nanobsd.sh b/tools/tools/nanobsd/nanobsd.sh
index f6a8a8e..ec1fd6b 100644
--- a/tools/tools/nanobsd/nanobsd.sh
+++ b/tools/tools/nanobsd/nanobsd.sh
@@ -404,7 +404,7 @@ newfs_part ( ) (
lbl=$3
echo newfs ${NANO_NEWFS} ${NANO_LABEL:+-L${NANO_LABEL}${lbl}} ${dev}
newfs ${NANO_NEWFS} ${NANO_LABEL:+-L${NANO_LABEL}${lbl}} ${dev}
- mount ${dev} ${mnt}
+ mount -o async ${dev} ${mnt}
)
populate_slice ( ) (
@@ -513,8 +513,8 @@ create_i386_diskimage ( ) (
-y ${NANO_HEADS}`
else
echo "Creating md backing file..."
- dd if=/dev/zero of=${IMG} bs=${NANO_SECTS}b \
- count=`expr ${NANO_MEDIASIZE} / ${NANO_SECTS}`
+ rm -f ${IMG}
+ dd if=/dev/zero of=${IMG} seek=${NANO_MEDIASIZE} count=0
MD=`mdconfig -a -t vnode -f ${IMG} -x ${NANO_SECTS} \
-y ${NANO_HEADS}`
fi
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