Date: Thu, 30 Oct 2003 11:22:04 +0800 From: David Xu <davidxu@viatech.com.cn> To: Marcel Moolenaar <marcel@xcllnt.net> Cc: cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/i386/i386 trap.c src/sys/kern kern_sig.c Message-ID: <3FA083DC.2040608@viatech.com.cn> In-Reply-To: <20031030031201.GA52925@dhcp01.pn.xcllnt.net> References: <200310300255.h9U2thla081733@repoman.freebsd.org> <20031030031201.GA52925@dhcp01.pn.xcllnt.net>
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Marcel Moolenaar wrote: >On Wed, Oct 29, 2003 at 06:55:43PM -0800, David Xu wrote: > > >>davidxu 2003/10/29 18:55:43 PST >> >> FreeBSD src repository >> >> Modified files: >> sys/i386/i386 trap.c >> sys/kern kern_sig.c >> Log: >> Try to fetch thread mailbox address in page fault trap, so when thread >> blocks in page fault hanlder, and upcall thread can be scheduled. It is >> useful if process is doing lots of mmap based I/O. >> >> > >Doesn't this apply to non-i386 platforms as well? > > > Yes, but I don't have those hardware in hand, so I can not test it. :-( This change has been tested on my machine for one month. David Xu
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