From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43104) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dpctL-0002h2-2A for qemu-devel@nongnu.org; Wed, 06 Sep 2017 12:09:32 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dpctG-0007fi-4N for qemu-devel@nongnu.org; Wed, 06 Sep 2017 12:09:27 -0400 Received: from mx1.redhat.com ([209.132.183.28]:47476) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dpctF-0007dL-Rn for qemu-devel@nongnu.org; Wed, 06 Sep 2017 12:09:22 -0400 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id F1F0781DFE for ; Wed, 6 Sep 2017 16:09:20 +0000 (UTC) References: <20170906115143.27451-1-quintela@redhat.com> <20170906115143.27451-2-quintela@redhat.com> <7e71d190-8e49-ca6b-ef44-522100b27b8c@redhat.com> <87pob351o5.fsf@secure.mitica> From: Eric Blake Message-ID: <38c3884d-8e05-596a-acb8-80ae0530910d@redhat.com> Date: Wed, 6 Sep 2017 11:09:12 -0500 MIME-Version: 1.0 In-Reply-To: <87pob351o5.fsf@secure.mitica> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="qFbGVQfn5mKejC88lJ4tPGr7xNEeeRLo5" Subject: Re: [Qemu-devel] [PATCH v7 01/22] Revert "io: add new qio_channel_{readv, writev, read, write}_all functions" List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: quintela@redhat.com Cc: qemu-devel@nongnu.org, lvivier@redhat.com, dgilbert@redhat.com, peterx@redhat.com This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --qFbGVQfn5mKejC88lJ4tPGr7xNEeeRLo5 From: Eric Blake To: quintela@redhat.com Cc: qemu-devel@nongnu.org, lvivier@redhat.com, dgilbert@redhat.com, peterx@redhat.com Message-ID: <38c3884d-8e05-596a-acb8-80ae0530910d@redhat.com> Subject: Re: [PATCH v7 01/22] Revert "io: add new qio_channel_{readv, writev, read, write}_all functions" References: <20170906115143.27451-1-quintela@redhat.com> <20170906115143.27451-2-quintela@redhat.com> <7e71d190-8e49-ca6b-ef44-522100b27b8c@redhat.com> <87pob351o5.fsf@secure.mitica> In-Reply-To: <87pob351o5.fsf@secure.mitica> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On 09/06/2017 09:42 AM, Juan Quintela wrote: > Eric Blake wrote: >> On 09/06/2017 06:51 AM, Juan Quintela wrote: >>> This reverts commit d4622e55883211072621958d39ddaa73483d201e. >> >> But with no reason why? What bugs are you fixing by reverting this? >=20 > I put it on the cover letter. I am investigating *why* it fails on me.= > It got the thread handed. Then I think I ran into the same problems as you (NBD was hanging for me due to the nested event loop being called from a coroutine context),... >=20 > My plan is to fix whatever is there and see why it is failing. >=20 >> Also, have you seen my patches, that also fix bugs in the _all functio= ns? >> https://lists.gnu.org/archive/html/qemu-devel/2017-09/msg01053.html >=20 > No, I have to take a look, thanks. =2E..and hopefully my patch helps the hang you were seeing (now in a pull= request: https://lists.gnu.org/archive/html/qemu-devel/2017-09/msg01338.html). --=20 Eric Blake, Principal Software Engineer Red Hat, Inc. +1-919-301-3266 Virtualization: qemu.org | libvirt.org --qFbGVQfn5mKejC88lJ4tPGr7xNEeeRLo5 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Comment: Public key at http://people.redhat.com/eblake/eblake.gpg Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQEzBAEBCAAdFiEEccLMIrHEYCkn0vOqp6FrSiUnQ2oFAlmwHagACgkQp6FrSiUn Q2q04wf+IvIXbbhGw7S/n7B9fLimrebmIXnMz29eRNwRaikezhQs2CDs19RqBxW+ cO7tJIFy1911A4K7cXtXjzrdFCnRuzOKjlvB2gjLVeOfvCUytji2OtfbJr8CoNDz rkBbXrSXALE9kYKBixA/GqxOM36ywbb6WFhZC3LcsKXBSbr/9g2urVdInOzODlcl GF79SyC35vS1xfrp90Ir4xzATD8Re71EyWeb4ZiHHWCswPxuZpZwDMAGrV64Dyfh NrXTE5fUt+y92N1PTHko3c2fTpKohtGAAFQ+9Cm8V/r366qPHiy1g+EdV6uv4pRq JQYPnYyialnKoDTamRA5yKqiLlIxXQ== =brzh -----END PGP SIGNATURE----- --qFbGVQfn5mKejC88lJ4tPGr7xNEeeRLo5--