From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1KTBVG-0001HG-F3 for qemu-devel@nongnu.org; Wed, 13 Aug 2008 04:14:46 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1KTBVE-0001Gq-OC for qemu-devel@nongnu.org; Wed, 13 Aug 2008 04:14:45 -0400 Received: from [199.232.76.173] (port=53512 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1KTBVE-0001Gj-K0 for qemu-devel@nongnu.org; Wed, 13 Aug 2008 04:14:44 -0400 Received: from fmmailgate01.web.de ([217.72.192.221]:40666) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1KTBVD-0005KD-Ei for qemu-devel@nongnu.org; Wed, 13 Aug 2008 04:14:44 -0400 Message-ID: <48A297F0.9000700@web.de> Date: Wed, 13 Aug 2008 10:14:40 +0200 From: Jan Kiszka MIME-Version: 1.0 References: In-Reply-To: Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enig2256ABE5D5C530BC4A858EC4" Sender: jan.kiszka@web.de Subject: [Qemu-devel] Re: Breakage with local APIC routing Reply-To: qemu-devel@nongnu.org List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Johannes Schindelin Cc: qemu-devel@nongnu.org This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig2256ABE5D5C530BC4A858EC4 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Johannes Schindelin wrote: > Hi, >=20 > due to the change in revision 3371 (well, at that time, CVS was used,=20 > which was no better than Subversion) installation of win64 is broken in= =20 > QEmu. The commit message reads like this: >=20 > Don't route PIC interrupts through the local APIC if the local=20 > APIC config says so. By Ari Kivity. >=20 > A bit of research showed that the patch was actually originally from Qi= ng=20 > He, but he told me privately that the part that actually broke win64 (t= he=20 > removal of the call to cpu_reset_interrupt(), as opposed to moving that= =20 > call into the "else" condition) was not part of his patch. >=20 > Unfortunately, a lot has been done to the APIC handling in the meantime= ,=20 > so it is not a simple matter of a revert. >=20 > Being a complete idiot when it comes to APICs, I have no clue how to fi= x=20 > the issue. >=20 > However, I am quite willing to test whatever patch is thrown at me. >=20 > Can somebody help? I recalled some earlier post on this which claimed to fix the issue and found it in the archive: http://permalink.gmane.org/gmane.comp.emulators.qemu/25415 However, no one replied on this, and I'm right now not sure if the fix is OK for all cases. But it is a starting point for new discussion about what is actually borken here. Jan --------------enig2256ABE5D5C530BC4A858EC4 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.9 (GNU/Linux) Comment: Using GnuPG with SUSE - http://enigmail.mozdev.org iEYEARECAAYFAkiil/AACgkQniDOoMHTA+kiQACePbQYkeslA2GD7X7/NcGy1vP3 hN0Ani9pR70m/IjRPuQKdcKE1QXDvAW7 =yIvm -----END PGP SIGNATURE----- --------------enig2256ABE5D5C530BC4A858EC4--