[Mono-devel-list] handles.c patch
Steve Mentzer
steve at mudflapsoftware.com
Wed Jul 23 12:32:47 EDT 2003
I believe that this patch also addresses a problem on os/x. I have been debugging handles.c and wait.c. The pthread_wait_* calls are returning an 'invalid argument' return code when being called by the _wapi_*wait functions.
In a nutshell, since these calls were correctly generating the timeout threshold (abstime), I was thinking that the remaining two params (condition and mutex) were somehow invalid.
This resulted in a pegged-cpu situation in OS/X when falling back to non-shared handles.
----- Original Message -----
From: Bernie Solomon
To: mono-devel-list at lists.ximian.com
Sent: Tuesday, July 22, 2003 5:29 PM
Subject: [Mono-devel-list] handles.c patch
I eventually realized that one reason things were slow for me is that the thread management thread was in a busy loop because mutexes weren't initialized so calls continually failed.
I am not 100% sure this is the correct fix but it addresses my test case. I am currently configuring with shared handles disabled. The fix makes everything twice as fast for me having removed a busy thread.
I assume this matters on HP because initializing mutexes to zeroes isn't the right thing to do yet presumably is OK on other platforms.
Bernie Solomon
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