linux-kernel - Re: [PATCH] fuse: Add support for fuse stacked I/O

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Message-ID: <20160114082554.GA12489@infradead.org>
Date:	Thu, 14 Jan 2016 00:25:54 -0800
From:	Christoph Hellwig <hch@...radead.org>
To:	Nikhilesh Reddy <reddyn@...eaurora.org>
Cc:	Miklos Szeredi <miklos@...redi.hu>,
	fuse-devel <fuse-devel@...ts.sourceforge.net>,
	linux-kernel@...r.kernel.org, linux-api@...r.kernel.org,
	gregkh@...uxfoundation.org, torvalds@...ux-foundation.org,
	linux-fsdevel@...r.kernel.org, viro@...iv.linux.org.uk,
	Richard Weinberger <richard.weinberger@...il.com>,
	Theodore Ts'o <tytso@....edu>, jack@...e.cz,
	Antonio SJ Musumeci <trapexit@...wn.link>, sven.utcke@....de,
	Nikolaus Rath <nikolaus@...h.org>
Subject: Re: [PATCH] fuse: Add support for fuse stacked I/O

On Wed, Jan 13, 2016 at 03:53:10PM -0800, Nikhilesh Reddy wrote:
> Add support for filesystem stacked read/write of files
> when enabled through a userspace init option of FUSE_STACKED_IO.
> 
> When FUSE_STACKED_IO is enabled all the reads and writes
> to the fuse mount point go directly to the native filesystem
> rather than through the fuse daemon. All requests that aren't
> read/write still go thought the userspace code.

Please write your stacked features as kernel drivers.