[RFC] fs, proc: Introduce the /proc/<pid>/map_files/ directory v2

Pekka Enberg penberg at kernel.org
Wed Aug 24 02:21:27 PDT 2011

On Wed, Aug 24, 2011 at 11:53 AM, Cyrill Gorcunov <gorcunov at gmail.com> wrote:
> From: Pavel Emelyanov <xemul at parallels.com>
> This one behaves similarly to the /proc/<pid>/fd/ one - it contains symlinks
> one for each mapping with file, the name of a symlink is vma->vm_start, the
> target is the file. Opening a symlink results in a file that point exactly
> to the same inode as them vma's one.
> This thing is aimed to help checkpointing processes.

OK, but you really should explain _how_ this will help with checkpointing.


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