Date: Thu, 21 Mar 2013 07:03:55 -0600 From: "Justin T. Gibbs" <gibbs@freebsd.org> To: =?iso-8859-1?Q?Roger_Pau_Monn=E9?= <roger.pau@citrix.com> Cc: "freebsd-xen@freebsd.org" <freebsd-xen@freebsd.org>, "freebsd-virtualization@freebsd.org" <freebsd-virtualization@freebsd.org> Subject: Re: Difference in event channel implementation for Xen PV vs HVM guests Message-ID: <594AC468-E971-4482-9CF6-27B93D35A267@freebsd.org> In-Reply-To: <514B0219.3040704@citrix.com> References: <51470A2B.5040609@citrix.com> <9AE68E59-739C-499C-9991-0C84D4584981@freebsd.org> <514B0073.4070406@citrix.com> <514B0219.3040704@citrix.com>
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On Mar 21, 2013, at 6:50 AM, Roger Pau Monn=E9 <roger.pau@citrix.com> = wrote: > On 21/03/13 13:43, Roger Pau Monn=E9 wrote: >> On 18/03/13 14:08, Justin T. Gibbs wrote: >>> Hi Roger, >>>=20 >>> I know of no reasons why XENHVM cannot use the full event channel >>> interface. In fact, Spectra Logic implemented PV timers and a >>> general cleanup of the HVM event channel interface. I haven't = merged >>> it back yet because I know the changes break PV and I haven't found >>> time to clean up the PV code, merge the HVM and PV event channel >>> systems, and move IPI/MSI delivery to event channels. >>>=20 >>> I've uploaded Spectra's changes here: >>>=20 >>> http://people.freebsd.org/~gibbs/xen_ev/ >>=20 >> Hi Justin, >>=20 >> There's at least one file which seems to be missing: >=20 > Ops, there at least two files missing: >=20 > sys/x86/xen/hvm.c > sys/xen/evtchn/evtchnvar.h I've regenerated the archive with those two files added. -- Justin=
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