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| author | Konstantin Khlebnikov <khlebnikov@yandex-team.ru> | 2015-06-29 19:18:56 +0200 |
|---|---|---|
| committer | Miklos Szeredi <miklos@szeredi.hu> | 2016-03-21 17:31:45 +0100 |
| commit | 07f2af7bfd247857b1bf16ae7f479b5b6f4ef305 (patch) | |
| tree | ae5fa02390d6da56108791ea3d210ab7695aa7c3 /fs/overlayfs/copy_up.c | |
| parent | ovl: verify upper dentry before unlink and rename (diff) | |
| download | linux-07f2af7bfd247857b1bf16ae7f479b5b6f4ef305.tar.xz linux-07f2af7bfd247857b1bf16ae7f479b5b6f4ef305.zip | |
ovl: honor flag MS_SILENT at mount
This patch hides error about missing lowerdir if MS_SILENT is set.
We use mount(NULL, "/", "overlay", MS_SILENT, NULL) for testing support of
overlayfs: syscall returns -ENODEV if it's not supported. Otherwise kernel
automatically loads module and returns -EINVAL because lowerdir is missing.
Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'fs/overlayfs/copy_up.c')
0 files changed, 0 insertions, 0 deletions