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Re: thread-ready ABIs

To: "H . J . Lu" <>
Subject: Re: thread-ready ABIs
From: Ulrich Drepper <>
Date: 21 Jan 2002 10:36:26 -0800
Cc: "Maciej W. Rozycki" <>, "Kevin D. Kissell" <>, Machida Hiroyuki <>, GNU C Library <>,
In-reply-to: <>
References: <003701c1a25f$8abfc120$0deca8c0@Ulysses> <> <>
Reply-to: (Ulrich Drepper)
User-agent: Gnus/5.0808 (Gnus v5.8.8) XEmacs/21.5 (asparagus)
"H . J . Lu" <> writes:

> Ulrich, should applciations have access to thread register directly?

It doesn't matter.  The value isn't changed in the lifetime of a
thread.  So the overhead of a syscall wouldn't be too much.  And
protection against programs overwriting the register isn't necessary.
It's the program's fault if that happens.

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