linux-kernel - Re: [PATCH 00/11] splice cleanups

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Message-ID: <CAOssrKet+cwfTfAVni1ikrjcJajLe7J6Z3VoCdV=FMxzf+bh_g@mail.gmail.com>
Date:   Wed, 14 Sep 2016 11:30:38 +0200
From:   Miklos Szeredi <mszeredi@...hat.com>
To:     Cedric Blancher <cedric.blancher@...il.com>
Cc:     linux-fsdevel <linux-fsdevel@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Al Viro <viro@...iv.linux.org.uk>
Subject: Re: [PATCH 00/11] splice cleanups

On Wed, Sep 14, 2016 at 10:55 AM, Cedric Blancher
<cedric.blancher@...il.com> wrote:
> Is there any shell which uses pipe splicing?

for i in /usr/bin/*; do if file $i | grep -q ELF; then if nm -D $i |
grep -q splice; then echo $i; fi; fi; done

For me it does not yield anything by which you could easily try out splicing.

Attaching a simple cp-like program which uses splice if you want to try it out.

Thanks,
Miklos

View attachment "cp-splice.c" of type "text/x-csrc" (1005 bytes)