Messages in this thread | | | From | Kay Sievers <> | Date | Thu, 14 Jan 2010 21:59:48 +0100 | Subject | Re: Driver-Core: devtmpfs - reset inode permissions before unlinking |
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On Thu, Jan 14, 2010 at 21:53, Henrique de Moraes Holschuh <hmh@hmh.eng.br> wrote: > On Wed, 13 Jan 2010, Kay Sievers wrote: >> across the device lifetime by creating hardlinks, in the unusual case >> that there is a user-writable directory on the same filesystem. > > Does a tmpfs mounted in /dev/shm count as "user-writable directory on the > same filesystem" ?
Not if it's a separate tmpfs mount, which is recommended. Only if it's just a plain directory on the /dev filesystem.
Udev does the same and resets the permissions of the inode before deleting it.
Kay
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