linux-kernel - Re: [PATCH v4 06/12] fs/pipe.c: export create_pipe_files() and replace

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Message-ID: <20171019145534.GA17068@infradead.org>
Date:   Thu, 19 Oct 2017 07:55:34 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
Cc:     Christoph Hellwig <hch@...radead.org>,
        intel-sgx-kernel-dev@...ts.01.org,
        platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org,
        viro@...iv.linux.org.uk
Subject: Re: [PATCH v4 06/12] fs/pipe.c: export create_pipe_files() and
 replace_fd()

On Thu, Oct 19, 2017 at 03:36:16PM +0300, Jarkko Sakkinen wrote:
> On Thu, Oct 19, 2017 at 01:06:17AM -0700, Christoph Hellwig wrote:
> > On Mon, Oct 16, 2017 at 10:18:49PM +0300, Jarkko Sakkinen wrote:
> > > Export create_pipe_files() and replace_fd() so that the SGX driver is
> > > able to create stdin and stdout pipes.
> > 
> > Err, no way.
> 
> What would be a better alternative?

Don't abuse pipes for your interface.