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Re: [PATCH v5 0/4] vm: add a syscall to map a process memory into a pipe
- From: Andrew Morton <akpm at linux-foundation dot org>
- To: Mike Rapoport <rppt at linux dot vnet dot ibm dot com>
- Cc: Alexander Viro <viro at zeniv dot linux dot org dot uk>, linux-mm at kvack dot org, linux-fsdevel at vger dot kernel dot org, linux-kernel at vger dot kernel dot org, linux-api at vger dot kernel dot org, criu at openvz dot org, gdb at sourceware dot org, devel at lists dot open-mpi dot org, rr-dev at mozilla dot org, Arnd Bergmann <arnd at arndb dot de>, Pavel Emelyanov <xemul at virtuozzo dot com>, Michael Kerrisk <mtk dot manpages at gmail dot com>, Thomas Gleixner <tglx at linutronix dot de>, Josh Triplett <josh at joshtriplett dot org>, Jann Horn <jannh at google dot com>, Greg KH <gregkh at linuxfoundation dot org>, Andrei Vagin <avagin at openvz dot org>
- Date: Tue, 20 Feb 2018 16:44:06 -0800
- Subject: Re: [PATCH v5 0/4] vm: add a syscall to map a process memory into a pipe
- Authentication-results: sourceware.org; auth=none
- References: <1515479453-14672-1-git-send-email-rppt@linux.vnet.ibm.com>
On Tue, 9 Jan 2018 08:30:49 +0200 Mike Rapoport <rppt@linux.vnet.ibm.com> wrote:
> This patches introduces new process_vmsplice system call that combines
> functionality of process_vm_read and vmsplice.
All seems fairly strightforward. The big question is: do we know that
people will actually use this, and get sufficient value from it to
justify its addition?