From: Olivier MATZ <olivier.matz@6wind.com>
To: Vincent JARDIN <vincent.jardin@6wind.com>,
Markus Armbruster <armbru@redhat.com>,
Paolo Bonzini <pbonzini@redhat.com>
Cc: Henning Schild <henning.schild@siemens.com>,
kvm@vger.kernel.org, qemu-devel@nongnu.org,
David Marchand <david.marchand@6wind.com>,
virtualization@lists.linux-foundation.org,
"thomas.monjalon@6wind.com" <thomas.monjalon@6wind.com>
Subject: Re: [Qemu-devel] Why I advise against using ivshmem
Date: Fri, 13 Jun 2014 11:48:11 +0200 [thread overview]
Message-ID: <539AC8DB.4040109@6wind.com> (raw)
In-Reply-To: <539AC3E0.9090404@6wind.com>
Hello,
On 06/13/2014 11:26 AM, Vincent JARDIN wrote:
> ivhsmem does not require hugetlbfs. It is optional.
>
> > * it doesn't require ivshmem (it does require shared memory, which
> > will also be added to 2.1)
Right, hugetlbfs is not required. A posix shared memory or tmpfs
can be used instead. For instance, to use /dev/shm/foobar:
qemu-system-x86_64 -enable-kvm -cpu host [...] \
-device ivshmem,size=16,shm=foobar
Regards,
Olivier
next prev parent reply other threads:[~2014-06-13 9:47 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-10 16:48 [Qemu-devel] Using virtio for inter-VM communication Henning Schild
2014-06-10 22:15 ` Vincent JARDIN
2014-06-12 6:48 ` Markus Armbruster
2014-06-12 7:44 ` Henning Schild
2014-06-12 9:31 ` Vincent JARDIN
2014-06-12 12:55 ` Markus Armbruster
2014-06-12 14:40 ` [Qemu-devel] Why I advise against using ivshmem (was: Using virtio for inter-VM communication) Markus Armbruster
2014-06-12 16:02 ` [Qemu-devel] Why I advise against using ivshmem Vincent JARDIN
2014-06-12 16:54 ` Paolo Bonzini
2014-06-13 8:46 ` Markus Armbruster
2014-06-13 9:26 ` Vincent JARDIN
2014-06-13 9:31 ` Jobin Raju George
2014-06-13 9:48 ` Olivier MATZ [this message]
2014-06-13 10:09 ` Paolo Bonzini
2014-06-13 13:41 ` Vincent JARDIN
2014-06-13 14:10 ` Paolo Bonzini
2014-06-14 18:01 ` Vincent JARDIN
2014-06-17 2:54 ` Stefan Hajnoczi
2014-06-17 9:03 ` David Marchand
2014-06-17 9:44 ` Paolo Bonzini
2014-06-18 10:48 ` Stefan Hajnoczi
2014-06-18 14:57 ` David Marchand
2014-06-18 15:10 ` Paolo Bonzini
2014-06-21 9:34 ` Stefan Hajnoczi
2014-06-26 20:02 ` Cam Macdonell
2014-06-18 15:01 ` Andreas Färber
2014-06-19 8:25 ` David Marchand
2014-06-30 11:10 ` Markus Armbruster
2014-06-18 10:51 ` Stefan Hajnoczi
2014-06-18 14:58 ` David Marchand
2014-06-18 14:22 ` Claudio Fontana
2014-06-13 9:29 ` Jobin Raju George
2014-06-12 2:27 ` [Qemu-devel] Using virtio for inter-VM communication Rusty Russell
2014-06-12 5:32 ` Jan Kiszka
2014-06-13 0:47 ` Rusty Russell
2014-06-13 6:23 ` Jan Kiszka
2014-06-13 8:45 ` Paolo Bonzini
2014-06-15 6:20 ` Jan Kiszka
2014-06-17 5:24 ` Paolo Bonzini
2014-06-17 5:57 ` Jan Kiszka
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