On Fri, Nov 20, 2009 at 09:01:00AM -0500, Charles Wilson wrote:
>Ryan Johnson wrote:
>> Out of curiosity, how much did removing the racy optimization hurt
>> performance? The patch just yanked it completely iirc. An alternative
>> might be to have the main thread check for single-thread environment
Ryan Johnson wrote:
> Out of curiosity, how much did removing the racy optimization hurt
> performance? The patch just yanked it completely iirc. An alternative
> might be to have the main thread check for single-thread environment
> only at acquire time, and then release only if it acquired (the l
Corinna Vinschen wrote:
On Nov 19 12:29, Ryan Johnson wrote:
Hi all,
I'm hitting a deadlock with cygwin pthreads when joining on a
short-lived thread -- for me the second such thread creation will
almost never return. It looks *exactly* like a problem that others
noticed as far back as early
On Nov 19 12:29, Ryan Johnson wrote:
> Hi all,
>
> I'm hitting a deadlock with cygwin pthreads when joining on a
> short-lived thread -- for me the second such thread creation will
> almost never return. It looks *exactly* like a problem that others
> noticed as far back as early 2005 [0], and fr
Hi all,
I'm hitting a deadlock with cygwin pthreads when joining on a
short-lived thread -- for me the second such thread creation will almost
never return. It looks *exactly* like a problem that others noticed as
far back as early 2005 [0], and from the output of strace on the test
case (be
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