From: Jamie Lokier <jamie@shareable.org>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] Re: [PATCH] Revert "posix-aio-compat: avoid signal race when spawning a thread"
Date: Fri, 9 Oct 2009 12:13:42 +0100 [thread overview]
Message-ID: <20091009111342.GF6576@shareable.org> (raw)
In-Reply-To: <20091008212421.GA7229@redhat.com>
Michael S. Tsirkin wrote:
> And qemu_service_io does a *ton* of things.
> Questions:
> - Do we need the call to qemu_service_io? Seems to
> behave the same with and without it.
> - Are all of the data structures touched by qemu_service_io
> protected by blocking signals before access?
Plus:
- Are all the things done by qemu_service_io async-signal-safe?
E.g. any use of pthread primitives is not async-signal-safe.
I don't know if thread-local storage is.
-- Jamie
prev parent reply other threads:[~2009-10-09 11:13 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-07 13:20 [Qemu-devel] [PATCH] Revert "posix-aio-compat: avoid signal race when spawning a thread" Michael S. Tsirkin
2009-10-07 16:04 ` [Qemu-devel] " malc
2009-10-07 16:28 ` Anthony Liguori
2009-10-07 16:33 ` Michael S. Tsirkin
2009-10-07 20:44 ` Michael S. Tsirkin
2009-10-07 20:54 ` malc
2009-10-07 20:55 ` Michael S. Tsirkin
2009-10-07 21:01 ` malc
2009-10-08 1:47 ` Jamie Lokier
2009-10-08 2:48 ` malc
2009-10-08 15:15 ` Jamie Lokier
2009-10-08 16:39 ` malc
2009-10-09 11:12 ` Jamie Lokier
2009-10-09 13:13 ` malc
2009-10-08 21:24 ` Michael S. Tsirkin
2009-10-08 21:50 ` Anthony Liguori
2009-10-08 21:51 ` Anthony Liguori
2009-10-09 11:13 ` Jamie Lokier [this message]
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