| commit | d45f00ae43e63eff1b3d79df20610ae1ef645ebd | [log] [tgz] |
|---|---|---|
| author | Al Viro <viro@zeniv.linux.org.uk> | Tue Oct 28 18:27:28 2014 -0400 |
| committer | Al Viro <viro@zeniv.linux.org.uk> | Tue Oct 28 18:27:28 2014 -0400 |
| tree | 49b273720e044e74116a2d98668a11aac49a3214 | |
| parent | 54ef6df3f3f1353d99c80c437259d317b2cd1cbd [diff] |
overlayfs: barriers for opening upper-layer directory make sure that a) all stores done by opening struct file don't leak past storing the reference in od->upperfile b) the lockless side has read dependency barrier Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>