Re: Slow performance Win7/64

[Christopher Faylor <cgf-use-the-mailinglist-please at cygwin dot com>]

On Fri, Jul 29, 2011 at 12:52:47PM +0000, Heiko Elger wrote:
>Hello,
>
>Corinna Vinschen writes:
>> 
>> The slowdown of the code was the result of a patch which was supposed
>> to fix a potential race condition.  Jojelino's patch looks nice, but
>> it might reintroduce a new race.  Handle with care.
>Oops - what king of race condition do you mean.
>
>OK - that's a new information for me.
>So the current slow implementation is a workaround for another race condition.

The signal startup has been very carefully crafted.  Starting wait_sig
asynchronously could create inability to send signals.

I can't check this right now.  I should be back near my Windows system on the
weekend.

cgf

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