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overlayfs.rst: Fix and improve grammar
- Correct "in a way the" to "in a way that", - Add a comma to improve readability. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Acked-by: Amir Goldstein <amir73il@gmail.com> Reviewed-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Jonathan Corbet <corbet@lwn.net> Link: https://lore.kernel.org/r/cf07f705d63f04ebf7ba4ecafdc9ab6f63960e3d.1736239148.git.geert+renesas@glider.be
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@ -266,7 +266,7 @@ Non-directories
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Objects that are not directories (files, symlinks, device-special
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files etc.) are presented either from the upper or lower filesystem as
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appropriate. When a file in the lower filesystem is accessed in a way
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the requires write-access, such as opening for write access, changing
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that requires write-access, such as opening for write access, changing
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some metadata etc., the file is first copied from the lower filesystem
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to the upper filesystem (copy_up). Note that creating a hard-link
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also requires copy_up, though of course creation of a symlink does
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@ -549,8 +549,8 @@ Nesting overlayfs mounts
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It is possible to use a lower directory that is stored on an overlayfs
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mount. For regular files this does not need any special care. However, files
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that have overlayfs attributes, such as whiteouts or "overlay.*" xattrs will be
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interpreted by the underlying overlayfs mount and stripped out. In order to
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that have overlayfs attributes, such as whiteouts or "overlay.*" xattrs, will
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be interpreted by the underlying overlayfs mount and stripped out. In order to
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allow the second overlayfs mount to see the attributes they must be escaped.
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Overlayfs specific xattrs are escaped by using a special prefix of
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