Date: Thu, 12 Nov 1998 17:46:01 -0500 (EST) From: Luoqi Chen <luoqi@watermarkgroup.com> To: green@unixhelp.org, lists@tar.com, luoqi@watermarkgroup.com Cc: current@FreeBSD.ORG Subject: Re: RFSIGSHARE ready? Message-ID: <199811122246.RAA25462@lor.watermarkgroup.com>
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> But, my experience was that my test app would hang during the > creation of the first thread *unless* I *both* increased > the stack size to a non-zero value *and* moved it out of the > process stack area. That's why I said it didn't seem to be > a good idea to put zero size (or larger) thread stacks into > the process stack area. > I wrote a test problem myself, and I found that mapping into user stack area interfered with the stack autogrow function. To work around this problem, in i386/i386/trap.c around line 632, ignore the return from grow(), and let the page fault still be handled by vm_fault(). -lq To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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