Date: Tue, 7 Aug 2001 10:21:11 -0700 (PDT) From: Matt Dillon <dillon@earth.backplane.com> To: Garance A Drosihn <drosih@rpi.edu> Cc: Terry Lambert <tlambert2@mindspring.com>, Mike Smith <msmith@FreeBSD.ORG>, Zhihui Zhang <zzhang@cs.binghamton.edu>, freebsd-hackers@FreeBSD.ORG Subject: Re: Allocate a page at interrupt time Message-ID: <200108071721.f77HLBb33221@earth.backplane.com> References: <200108070739.f777dmi08218@mass.dis.org> <3B6FB0AE.8D40EF5D@mindspring.com> <200108071655.f77Gt9M32808@earth.backplane.com> <p05101002b795cefe0a64@[128.113.24.47]>
next in thread | previous in thread | raw e-mail | index | archive | help
:I'd agree that is a specialized situation, one which wouldn't
:be critical to many freebsd users. Is Terry right that the
:current strategy will "lock us into virtual wire mode", in
:some way which means that this specialized situation CANNOT
:be handled?
:
:(it would be fine if it were "handled" via some specialized
:kernel option, imo. I'm just wondering what the limitations
:are. I do not mean to imply we should follow some different
:strategy here, I'm just wondering...)
:
:--
:Garance Alistair Drosehn = gad@eclipse.acs.rpi.edu
In -current there is nothing preventing us from wiring
interrupt *threads* to cpus. Wiring the actual interrupts
themselves might or might not yield a performance improvement
beyond that.
-Matt
To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-hackers" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200108071721.f77HLBb33221>