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SubjectRe: [PATCH 4/7] make ITIMER_REAL per-process
On Mon, 13 Dec 2004, Roland McGrath wrote:

>
> POSIX requires that setitimer, getitimer, and alarm work on a per-process
> basis. Currently, Linux implements these for individual threads. This
> patch fixes these semantics for the ITIMER_REAL timer (which generates
> SIGALRM), making it shared by all threads in a process (thread group).

Hrm. This could be useful for gprof.
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