From: Jan Kiszka <jan.kiszka@siemens.com>
To: Etienne Martineau <etmartin101@gmail.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>, kvm <kvm@vger.kernel.org>
Subject: Re: pci-assign terminates the guest upon pread() / pwrite() error?
Date: Thu, 20 Sep 2012 19:36:09 +0200 [thread overview]
Message-ID: <505B5409.1070804@siemens.com> (raw)
In-Reply-To: <505B5218.10009@gmail.com>
On 2012-09-20 19:27, Etienne Martineau wrote:
> In hw/kvm/pci-assign.c a pread() error part of assigned_dev_pci_read()
> result in a hw_error(). Similarly a pwrite() error part of
> assigned_dev_pci_write() also result in a hw_error().
>
> Would there be a way to avoid terminating the guest for those cases? How
> about we deassign the device upon error?
First of all, is this a regression of latest QEMU / qemu-kvm? Or was it
always like this for you?
Then, can you provide more information about the device (lscpi -vv) and
what accesses go wrong (printf, complete console output)?
Jan
--
Siemens AG, Corporate Technology, CT RTC ITP SDP-DE
Corporate Competence Center Embedded Linux
next prev parent reply other threads:[~2012-09-20 17:36 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-20 17:27 pci-assign terminates the guest upon pread() / pwrite() error? Etienne Martineau
2012-09-20 17:36 ` Jan Kiszka [this message]
2012-09-20 18:16 ` Alex Williamson
2012-09-20 19:08 ` Etienne Martineau
2012-09-20 19:37 ` Alex Williamson
2012-09-20 20:36 ` Etienne Martineau
2012-09-20 21:13 ` Alex Williamson
2012-09-21 15:17 ` Etienne Martineau
2012-09-21 15:49 ` Alex Williamson
2012-09-21 17:07 ` Etienne Martineau
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