linux-ext4 - Re: [PATCH 26/26] ext4: Remove ext4_ioend

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Message-ID: <20130604184754.GQ3030@thunk.org>
Date:	Tue, 4 Jun 2013 14:47:54 -0400
From:	Theodore Ts'o <tytso@....edu>
To:	Jan Kara <jack@...e.cz>
Cc:	linux-ext4@...r.kernel.org
Subject: Re: [PATCH 26/26] ext4: Remove ext4_ioend_wait()

On Fri, May 31, 2013 at 11:42:59AM +0200, Jan Kara wrote:
> Now that we clear PageWriteback after extent conversion, there's no need
> to wait for io_end processing in ext4_evict_inode(). Running AIO/DIO
> keeps file reference until aio_complete() is called so ext4_evict_inode()
> cannot be called. For io_end structures resulting from buffered IO
> waiting is happening because we wait for PageWriteback in
> truncate_inode_pages().
> 
> Reviewed-by: Zheng Liu <wenqing.lz@...bao.com>
> Signed-off-by: Jan Kara <jack@...e.cz>

Thanks, applied.

					- Ted
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