From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36857) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bF2Eb-0007WT-Ty for qemu-devel@nongnu.org; Mon, 20 Jun 2016 12:39:38 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bF2EX-00070H-KY for qemu-devel@nongnu.org; Mon, 20 Jun 2016 12:39:36 -0400 Received: from mx1.redhat.com ([209.132.183.28]:42919) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bF2EX-0006zc-Ep for qemu-devel@nongnu.org; Mon, 20 Jun 2016 12:39:33 -0400 References: <1841580212.1359461.1466295316691.JavaMail.zimbra@raptorengineeringinc.com> From: Eric Blake Message-ID: <57681C43.3070108@redhat.com> Date: Mon, 20 Jun 2016 10:39:31 -0600 MIME-Version: 1.0 In-Reply-To: <1841580212.1359461.1466295316691.JavaMail.zimbra@raptorengineeringinc.com> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="SqOmWmJO0c0l7nEwOS6HC6G0lpr5Jl4Sn" Subject: Re: [Qemu-devel] [PATCH 2/7] QEMU does not currently support host pages that are larger than guest pages, likely due to glibc using fixed mmap requests. List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Timothy Pearson , qemu-devel@nongnu.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --SqOmWmJO0c0l7nEwOS6HC6G0lpr5Jl4Sn From: Eric Blake To: Timothy Pearson , qemu-devel@nongnu.org Message-ID: <57681C43.3070108@redhat.com> Subject: Re: [Qemu-devel] [PATCH 2/7] QEMU does not currently support host pages that are larger than guest pages, likely due to glibc using fixed mmap requests. References: <1841580212.1359461.1466295316691.JavaMail.zimbra@raptorengineeringinc.com> In-Reply-To: <1841580212.1359461.1466295316691.JavaMail.zimbra@raptorengineeringinc.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On 06/18/2016 06:15 PM, Timothy Pearson wrote: > Attempting to use host pages larger than the guest leads to > alignment errors during ELF load in the best case, and an > initialization failure inside NPTL in the worst case, causing > all fork() requests inside the guest to fail. Long subject line. Try to keep subject lines in the form: topic: short description with at most 65 characters (reading 'git shortlog' adds indentation and commit ids, and you still want the lines to be legible in an 80-column window). Improperly threaded; this showed up as its own top-level message instead of in-reply-to the 0/7 cover letter. --=20 Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org --SqOmWmJO0c0l7nEwOS6HC6G0lpr5Jl4Sn 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 Comment: Public key at http://people.redhat.com/eblake/eblake.gpg Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQEcBAEBCAAGBQJXaBxEAAoJEKeha0olJ0NqsocH/3w9JB/YQnc/HlZ2ccZMexyz rqnCf4UaF8y3PdUd7S2HbYpuICEgVNqiH+94quwnBl5Kxv7twgwqcwtSf4LRaYlb MToS+TxZcfAlthIKOQKLRYuKiLeaYZgPGskx5yIfVZWBUF2LghkYh6CgaL8hWTfy kgoX8OF836r9vBL/BHirh5CacuZLn937TmI2GdGisHHT4RQ+u97WB7mO4EY7jnXl 5E72NcIj0Jl3EdzKGSQo+HbRIf3Hbx3K3Ck5814xFUwii715NWU40hCHKrCtBcC/ Dupf2h1v/4ZlN5FaqJukuDuZbMYfciXveDg7xX7KUO9bJZGeGFP3YL8Wnte3qk8= =WYuQ -----END PGP SIGNATURE----- --SqOmWmJO0c0l7nEwOS6HC6G0lpr5Jl4Sn--