Re: [PATCH] 2.4.18-rc2 Fix for get_pid hang

[Alan Cox]

> This was made against 2.4.18-rc2 but applies cleanly against
> 2.4.18-rc4.  This is a fix for a problem where if we run out of
> available pids, get_pid will hang the system while it searches through
> the tasks for an available pid forever.

Wouldn't it be a much cleaner patch to limit the maximum number of processes
to less than the number of pids available. You seem to be fixing a non
problem by adding branches to the innards of a loop.