Browse code
save a few seconds by seeking instead of copying zeros
Jesse Andrews authored on 2011/09/29 10:38:10Showing 1 changed files
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@@ -89,8 +89,8 @@ BASE=build.$$ |
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IMG=$BASE.img |
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MNT=$BASE/ |
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-# create a 2GB blank filesystem |
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-dd if=/dev/zero of=$IMG bs=1024k count=2048 |
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+# (quickly) create a 2GB blank filesystem |
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+dd bs=1 count=1 seek=$((2*1024*1024*1024)) if=/dev/zero of=$IMG |
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# force it to be initialized as ext2 |
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mkfs.ext2 -F $IMG |
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