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SubjectRe: proc fs and shared pids
On Wed, 31 Jul 1996, Linus Torvalds wrote:

> On Mon, 29 Jul 1996, Michiel Boland wrote:
> >
> > How is the proc FS going to handle tasks that share the same PID?
> Badly.
> Linus
> (Seriously, the CLONE_PID option needs to be cleaned up a bit, and I
> suspect I'll make a 16-bit "thread ID" in the high bits of the pid or
> something like that)
Hmm, we could have something like PID:TID, where TID is 0 for all "normal"
processes, and for the first thread (hmm, procfs could omit it for TID=0).
It'll also assumed to be 0 if it's not given in a syscall (or if done
right, it'll be implied as 0 from what you say at the end of your mail).

PGP key pass phrase forgotten, \ Overload -- core meltdown sequence
again :( | initiated.
/ This space is intentionally left
| blank, apart from this text ;-)

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