Re: [patch] user-vm-unlock-2.5.31-A2

Linus Torvalds (torvalds@transmeta.com)
Thu, 15 Aug 2002 16:45:03 -0700 (PDT)


On Fri, 16 Aug 2002, Ingo Molnar wrote:
>
> personally i'd make it even more compact by merging the two clone flags as
> well, something along: CLONE_MANAGE_TID. I cannot see any reason for a
> thread library to use one of the bits only.

A thread library - maybe not. But the SETTID thing makes sense even for a
fork() user to avoid the fork/SIGCHLD race condition. In contrast, a
CLRTID does _not_ make sense in that situation, so I actually think they
are two separate issues (and should thus be two separate bits).

Linus

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