path: root/Documentation
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authorMiklos Szeredi <mszeredi@redhat.com>2016-12-16 11:02:54 +0100
committerMiklos Szeredi <mszeredi@redhat.com>2016-12-16 11:02:54 +0100
commit2d8f2908e60be605dac89145c3edb5e42631d061 (patch)
tree4217525843a2b8396583e101e438dabe57ce5093 /Documentation
parentb335e9d9944d9c66cdaadc5e295cc845c31e40a0 (diff)
ovl: update doc
The quirk for file locks and leases no longer applies. Add missing info about renaming directory residing on lower layer. Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'Documentation')
1 files changed, 3 insertions, 3 deletions
diff --git a/Documentation/filesystems/overlayfs.txt b/Documentation/filesystems/overlayfs.txt
index bcbf9710e4af..7aeb8e8d80cf 100644
--- a/Documentation/filesystems/overlayfs.txt
+++ b/Documentation/filesystems/overlayfs.txt
@@ -185,13 +185,13 @@ filesystem, so both st_dev and st_ino of the file may change.
Any open files referring to this inode will access the old data.
-Any file locks (and leases) obtained before copy_up will not apply
-to the copied up file.
If a file with multiple hard links is copied up, then this will
"break" the link. Changes will not be propagated to other names
referring to the same inode.
+Directory trees are not copied up. If rename(2) is performed on a directory
+which is on the lower layer or is merged, then -EXDEV will be returned.
Changes to underlying filesystems