From: Paolo Bonzini <pbonzini@redhat.com>
To: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Cc: Kevin Wolf <kwolf@redhat.com>,
qemu-devel@nongnu.org, Ronnie Sahlberg <ronniesahlberg@gmail.com>
Subject: Re: [Qemu-devel] [PATCH] block: emulate .bdrv_flush() using .bdrv_aio_flush()
Date: Mon, 12 Sep 2011 13:15:05 +0200 [thread overview]
Message-ID: <4E6DE9B9.9080407@redhat.com> (raw)
In-Reply-To: <1315818870-31575-1-git-send-email-stefanha@linux.vnet.ibm.com>
On 09/12/2011 11:14 AM, Stefan Hajnoczi wrote:
> Block drivers typically have two copies of the flush operation: a
> synchronous .bdrv_flush() and an asynchronous .bdrv_aio_flush(). This
> patch applies the same emulation that we already do for
> .bdrv_read()/.bdrv_write() to .bdrv_flush(). Now block drivers only
> need to provide either .bdrv_aio_flush() or, in the case of legacy
> drivers, .bdrv_flush().
I had the same bug in my nbd improvements series, so thanks. After
Kevin merges this and parts 1-7 (or 1-9 even) of that series I'll resend.
Paolo
next prev parent reply other threads:[~2011-09-12 11:15 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-12 9:14 [Qemu-devel] [PATCH] block: emulate .bdrv_flush() using .bdrv_aio_flush() Stefan Hajnoczi
2011-09-12 11:15 ` Paolo Bonzini [this message]
2011-09-12 11:35 ` Paolo Bonzini
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