Messages in this thread | | | Date | Wed, 24 Aug 2011 09:05:21 -0600 | From | Zan Lynx <> | Subject | Re: [RFC] fs, proc: Introduce the /proc/<pid>/map_files/ directory v2 |
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On 8/24/2011 2:53 AM, Cyrill Gorcunov wrote: > From: Pavel Emelyanov <xemul@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. > > For example the ls -l of some arbitrary /proc/<pid>/map_files/ > > | lr-x------ 1 cyrill cyrill 64 Aug 9 15:25 0x3d73a00000 -> /lib64/ld-2.5.so [snip]
Just curious: How do these symlinks work when the process reading a /proc file is in a chroot or a different namespace?
For example, a chroot environment might have independent copies of /lib64/ld-2.5.so and a bind mount of /proc. Does the symlink then point to the wrong file?
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