Re: Adding subroot information to /proc/mounts, or obtaining that through other means

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Pavel Machek wrote:
Hi!

... or, alternatively, add a subfield to the first field (which would
entail escaping whatever separator we choose):

/dev/md6 /export ext3 rw,data=ordered 0 0
/dev/md6:/users/foo /home/foo ext3 rw,data=ordered 0 0
/dev/md6:/users/bar /home/bar ext3 rw,data=ordered 0 0
Hell, no.  The first field is in principle impossible to parse unless
you know the fs type.

How about making a new file with sane format?  From the very

Well, what about /sysfs, with its one value per file rule?


There are two reasons not to do it that way:

- atomicity
- backwards compatibility

Of these, I would argue the former is the most important.

Additionally, I don't think sysfs has the ability to present different structures on a per-process basis; keep in mind this isn't really /proc/mounts, but really /proc/<pid>/mounts.

	-hpa
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