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SubjectRe: [PATCH v2 22/35] vfs: don't open real
On Mon, May 7, 2018 at 11:37 AM, Miklos Szeredi <> wrote:
> Let overlayfs do its thing when opening a file.
> This enables stacking and fixes the corner case when a file is opened for
> read, modified through a writable open, and data is read from the read-only
> file. After this patch the read-only open will not return stale data even
> in this case.

So now you can get rid of ovl_do_check_copy_up() and the check_copy_up
module param ;-)


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