From: matz@... (Yukihiro Matsumoto)
Date: 2003-12-15T21:43:52+09:00
Subject: Re: --enable-pthread broken?

Hi,

In message "Re: --enable-pthread broken?"
    on 03/12/15, ts <decoux@moulon.inra.fr> writes:

| In rb_thread_restore_context() there is
|
|    rb_trap_immediate = 0;	/* inhibit interrupts from here */
|
| because if ruby restore a thread which has rb_trap_immediate set, it can
| receive VTALRM and try to re-schedule the thread where it's in
| MEMCPY(tmp->stk_pos). 
|
| Probably ruby must be put in critical phase at this step, to protect it if
| it receive a signal in setcontext()

I thought context switch would not happen during restore_context,
because rb_trap_immediate is turned off.  Am I wrong?

							matz.