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ovl: document lower layer ordering

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Reported-by: Fabian Sturm <fabian.sturm@aduu.de> 
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
This commit is contained in:
Miklos Szeredi 2015-01-08 15:09:15 +01:00
parent 3cdf6fe910
commit 6d900f5a33
1 changed files with 6 additions and 2 deletions
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8
Documentation/filesystems/overlayfs.txt
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@ -167,8 +167,12 @@ separator character between the directory names. For example:
mount -t overlay overlay -olowerdir=/lower1:/lower2:/lower3 /merged mount -t overlay overlay -olowerdir=/lower1:/lower2:/lower3 /merged
As the example shows, "upperdir=" and "workdir=" may be omitted. In that case As the example shows, "upperdir=" and "workdir=" may be omitted. In
the overlay will be read-only. that case the overlay will be read-only.
The specified lower directories will be stacked beginning from the
rightmost one and going left. In the above example lower1 will be the
top, lower2 the middle and lower3 the bottom layer.
Non-standard behavior Non-standard behavior