Re: [ECOS] Miss calling ASR in sched.cxx

["Jürgen Lambrecht" <J.Lambrecht@televic.com>]

This is the correct list, but your attachment got lost.
Regards, Jürgen

On 05/03/2011 03:18 AM, Huang Yi wrote:
>
> 2011/4/22 kiron <linuxjoy@gmail.com>:
> > When enable both CYGSEM_KERNEL_SCHED_ASR_SUPPORT and
> > CYGIMP_KERNEL_INTERRUPTS_DSRS, consider that local variable call_asr
> > is set to true and clear the asr_pending flag of current thread, but
> > has DSRs_pending. It will continue the while loop and the call_asr's
> > value is re-initialized to false, code path will miss to call ASR.
> >
> > Posix timer use ASR to deliver signal,If missing to call ASR, and
> > signal will not been delivered. Unfortunately, posix time subsystem
> > don't try to reset the asr_pending flag (see alarm_action() in
> > packages/compat/posix/current/src/time.cxx), and the timer was
> > disarmed forever (If it is a interval timer).
> >
> > here is a small patch to fix this.
> >
> > Huang Yi
> > ------------------------
>
> Anybody can review this patch? or I should send the mail to another 
> mail list?
>
> --
> Huang Yi (kiron)
> -------------------
>


-- 
Jürgen Lambrecht
R&D Associate
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