From: Christoph Hellwig <hch@lst.de>
To: Juergen Lock <nox@jelal.kn-bremen.de>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] PATCH: add missing (dummy) raw_aio_ioctl() for FreeBSD case
Date: Fri, 1 May 2009 23:52:26 +0200 [thread overview]
Message-ID: <20090501215226.GA32559@lst.de> (raw)
In-Reply-To: <20090501211918.GA48123@triton.kn-bremen.de>
On Fri, May 01, 2009 at 11:19:18PM +0200, Juergen Lock wrote:
> Oh, we are using aio afaict, at least configure says
> ...
> AIO support yes
> ...
> - but isn't this raw_aio_ioctl() only used for SG_IO i.e. scsi passthru?
> (which isn't implemented for FreeBSD yet because doing direct scsi
> commands from userland works differently there than on linux.)
>
> Or am I confused? :)
You're not. Currently aio_ioctl is only used for SG_IO. But I don't
think wiring up for freebsd would hurt. The actual posix-aio-compat.c
code for it is compiled on freebsd anyway, so hooking it up is easy,
and you're prepared if other users pop up.
next prev parent reply other threads:[~2009-05-01 21:52 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-01 19:30 [Qemu-devel] PATCH: add missing (dummy) raw_aio_ioctl() for FreeBSD case Juergen Lock
2009-05-01 20:05 ` Anthony Liguori
2009-05-01 20:18 ` M. Warner Losh
2009-05-01 21:19 ` Juergen Lock
2009-05-01 21:52 ` Christoph Hellwig [this message]
2009-05-02 14:30 ` Juergen Lock
2009-05-02 18:01 ` Christoph Hellwig
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