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Re: [PATCH 3/3] xfs: wait on IO completion inside an IO context

To: Dave Chinner <david@xxxxxxxxxxxxx>
Subject: Re: [PATCH 3/3] xfs: wait on IO completion inside an IO context
From: Alex Elder <aelder@xxxxxxx>
Date: Fri, 23 Jul 2010 10:30:09 -0500
Cc: xfs@xxxxxxxxxxx
In-reply-to: <1279881678-1660-4-git-send-email-david@xxxxxxxxxxxxx>
References: <1279881678-1660-1-git-send-email-david@xxxxxxxxxxxxx> <1279881678-1660-4-git-send-email-david@xxxxxxxxxxxxx>
Reply-to: aelder@xxxxxxx
On Fri, 2010-07-23 at 20:41 +1000, Dave Chinner wrote:
> From: Dave Chinner <dchinner@xxxxxxxxxx>
> 
> To wait while IOs drain from the inode while inside an ioend context, we have
> to wait until the inode io count drops to 1 - the reference we hold - rather
> than zero. Add functionality to the ioend wait subsystem to do this.
> 
> Signed-off-by: Dave Chinner <dchinner@xxxxxxxxxx>

Looks good.

Reviewed-by: Alex Elder <aelder@xxxxxxx>



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