From: Paolo Bonzini <pbonzini@redhat.com>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH 05/30] exec: do not use qemu/tls.h
Date: Mon, 01 Jul 2013 22:52:29 +0200 [thread overview]
Message-ID: <51D1EC0D.50304@redhat.com> (raw)
In-Reply-To: <CAFEAcA8GDxne8qvTjYWt00zNJKY2c6eeSGcoTow7H8M6BgE-eg@mail.gmail.com>
Il 01/07/2013 18:26, Peter Maydell ha scritto:
> > I think we should strive for one of these two:
> >
> > (1) all targets are TLS;
> >
> > (2) all targets are non-TLS if this is possible.
> >
> > Either maximizes the homogeneity across platforms.
>
> Since the two largest cases are both "cpu_single_env must be TLS"
> (ie (a) system emulation built with KVM support and (b) linux-user),
> the set of targets which can be non-TLS is really really small,
> and I think (1) makes much more sense.
Not many linux-user targets support threads (including not i386).
> (I'm assuming you don't want to try to support cpu_single_env
> being both per-thread and not-per-thread in a single binary
> depending on whether the user passes -enable-kvm or not.)
No, of course not.
next prev parent reply other threads:[~2013-07-01 21:04 UTC|newest]
Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-28 18:26 [Qemu-devel] [PATCH 00/30] Memory API changes for 1.6: RCU-protected address space dispatch Paolo Bonzini
2013-06-28 18:26 ` [Qemu-devel] [PATCH 01/30] memory: access FlatView from a local variable Paolo Bonzini
2013-06-28 20:01 ` Anthony Liguori
2013-06-28 18:26 ` [Qemu-devel] [PATCH 02/30] memory: use a new FlatView pointer on every topology update Paolo Bonzini
2013-06-28 20:02 ` Anthony Liguori
2013-06-28 18:26 ` [Qemu-devel] [PATCH 03/30] memory: add reference counting to FlatView Paolo Bonzini
2013-06-28 20:07 ` Anthony Liguori
2013-06-28 18:26 ` [Qemu-devel] [PATCH 04/30] add a header file for atomic operations Paolo Bonzini
2013-06-28 20:41 ` Anthony Liguori
2013-07-01 10:21 ` Paolo Bonzini
2013-07-01 13:00 ` Anthony Liguori
2013-07-01 13:04 ` Paolo Bonzini
2013-07-01 13:20 ` Anthony Liguori
2013-07-04 5:24 ` liu ping fan
2013-07-01 11:08 ` Peter Maydell
2013-07-03 2:24 ` liu ping fan
2013-07-03 5:59 ` Paolo Bonzini
2013-07-03 7:07 ` liu ping fan
2013-06-28 18:26 ` [Qemu-devel] [PATCH 05/30] exec: do not use qemu/tls.h Paolo Bonzini
2013-06-28 20:43 ` Anthony Liguori
2013-06-28 23:53 ` Ed Maste
2013-07-01 10:16 ` Paolo Bonzini
2013-06-29 10:55 ` Peter Maydell
2013-07-01 10:45 ` Paolo Bonzini
2013-07-01 11:05 ` Peter Maydell
2013-07-01 16:21 ` Paolo Bonzini
2013-07-01 16:26 ` Peter Maydell
2013-07-01 20:52 ` Paolo Bonzini [this message]
2013-07-01 21:34 ` Peter Maydell
2013-07-02 13:40 ` Andreas Färber
2013-07-02 14:06 ` Alexander Graf
2013-06-28 18:26 ` [Qemu-devel] [PATCH 06/30] qemu-thread: add TLS wrappers Paolo Bonzini
2013-06-28 18:26 ` [Qemu-devel] [PATCH 07/30] qemu-thread: add QemuEvent Paolo Bonzini
2013-06-28 18:26 ` [Qemu-devel] [PATCH 08/30] rcu: add rcu library Paolo Bonzini
2013-07-01 9:47 ` Jan Kiszka
2013-06-28 18:26 ` [Qemu-devel] [PATCH 09/30] qemu-thread: register threads with RCU Paolo Bonzini
2013-06-28 18:26 ` [Qemu-devel] [PATCH 10/30] rcu: add call_rcu Paolo Bonzini
2013-06-28 18:26 ` [Qemu-devel] [PATCH 11/30] rcu: add rcutorture Paolo Bonzini
2013-06-28 18:26 ` [Qemu-devel] [PATCH 12/30] rcu: allow nested calls to rcu_thread_offline/rcu_thread_online Paolo Bonzini
2013-06-28 18:26 ` [Qemu-devel] [PATCH 13/30] qemu-thread: report RCU quiescent states Paolo Bonzini
2013-06-28 18:26 ` [Qemu-devel] [PATCH 14/30] event loop: " Paolo Bonzini
2013-06-28 18:26 ` [Qemu-devel] [PATCH 15/30] cpus: " Paolo Bonzini
2013-06-28 18:26 ` [Qemu-devel] [PATCH 16/30] block: " Paolo Bonzini
2013-06-28 18:26 ` [Qemu-devel] [PATCH 17/30] migration: " Paolo Bonzini
2013-06-28 18:26 ` [Qemu-devel] [PATCH 18/30] memory: protect current_map by RCU Paolo Bonzini
2013-06-28 18:26 ` [Qemu-devel] [PATCH 19/30] memory: avoid ref/unref in memory_region_find Paolo Bonzini
2013-06-28 18:26 ` [Qemu-devel] [PATCH 20/30] exec: change well-known physical sections to macros Paolo Bonzini
2013-06-28 18:26 ` [Qemu-devel] [PATCH 21/30] exec: separate current memory map from the one being built Paolo Bonzini
2013-07-02 14:41 ` Jan Kiszka
2013-06-28 18:26 ` [Qemu-devel] [PATCH 22/30] memory: move MemoryListener declaration earlier Paolo Bonzini
2013-07-02 14:41 ` Jan Kiszka
2013-06-28 18:26 ` [Qemu-devel] [PATCH 23/30] exec: move listener from AddressSpaceDispatch to AddressSpace Paolo Bonzini
2013-07-02 14:41 ` Jan Kiszka
2013-06-28 18:26 ` [Qemu-devel] [PATCH 24/30] exec: separate current radix tree from the one being built Paolo Bonzini
2013-07-02 14:41 ` Jan Kiszka
2013-06-28 18:26 ` [Qemu-devel] [PATCH 25/30] exec: put memory map in AddressSpaceDispatch Paolo Bonzini
2013-07-02 14:42 ` Jan Kiszka
2013-07-02 15:08 ` Paolo Bonzini
2013-07-02 15:48 ` Jan Kiszka
2013-06-28 18:26 ` [Qemu-devel] [PATCH 26/30] exec: remove cur_map Paolo Bonzini
2013-06-28 18:26 ` [Qemu-devel] [PATCH 27/30] exec: change some APIs to take AddressSpaceDispatch Paolo Bonzini
2013-07-02 14:47 ` Jan Kiszka
2013-06-28 18:26 ` [Qemu-devel] [PATCH 28/30] exec: change iotlb " Paolo Bonzini
2013-07-02 10:00 ` Jan Kiszka
2013-06-28 18:26 ` [Qemu-devel] [PATCH 29/30] exec: add a reference to the region returned by address_space_translate Paolo Bonzini
2013-06-28 18:26 ` [Qemu-devel] [PATCH 30/30] exec: put address space dispatch under RCU critical section Paolo Bonzini
2013-06-28 19:38 ` Jan Kiszka
2013-07-01 11:48 ` Paolo Bonzini
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