Messages in this thread | | | Date | Sat, 02 Aug 2008 08:33:59 -0700 | From | "H. Peter Anvin" <> | Subject | Re: Per-instance devpts |
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Kyle Moffett wrote: > > Here's my suggestion: > > By default, without any mount options, use the current "legacy" > behavior. The devpts filesystem would point to a "global" instance on > the whole box, controlled by the traditional /dev/ptmx device node. > There would *NOT* be a /dev/pts/ptmx node. > > If the devpts filesystem is mounted with a special option ("permount"? > "noglobal"?), then it will create a new devpts instance associated > with the filesystem. A devpts mounted that way *WILL* have a magic > /dev/pts/ptmx node. > > If the kernel is built with CONFIG_DEVPTS_FORCE_PERMOUNT then the > traditional /dev/ptmx device node will be neutered (IE: always return > -ENODEV) and the "permount" option will be forced for all devpts > mounts. This will also remove the static global devpts instance. >
Hm. This might work if we can get the mount behaviour to work right. I'll think about it. It definitely seems like a reasonable way to get from A to B.
-hpa
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