From: ebiederm@xmission.com (Eric W. Biederman)
To: David Miller <davem@davemloft.net>
Cc: josh@joshtriplett.org, rdunlap@infradead.org, pieter@boesman.nl,
alexander.h.duyck@intel.com, viro@zeniv.linux.org.uk,
ast@plumgrid.com, akpm@linux-foundation.org, beber@meleeweb.net,
catalina.mocanu@gmail.com, dborkman@redhat.com,
edumazet@google.com, fabf@skynet.be,
fuse-devel@lists.sourceforge.net, geert@linux-m68k.org,
hughd@google.com, iulia.manda21@gmail.com, JBeulich@suse.com,
bfields@fieldses.org, jlayton@poochiereds.net,
linux-api@vger.kernel.org, linux-fsdevel@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-nfs@vger.kernel.org,
mcgrof@suse.com, mattst88@gmail.com, mgorman@suse.de,
mst@redhat.com, miklos@szeredi.hu, netdev@vger.kernel.org,
oleg@redhat.com, Paul.Durrant@citrix.com,
paulmck@linux.vnet.ibm.com, pefoley2@pefoley.com, tgraf@suug.ch,
therbert@google.com, trond.myklebust@primarydata.com,
willemb@google.com, xiaoguangrong@linux.vnet.ibm.com,
zhenglong.cai@cs2c.com.cn
Subject: Re: [PATCH v4 0/7] kernel tinification: optionally compile out splice family of syscalls (splice, vmsplice, tee and sendfile)
Date: Tue, 25 Nov 2014 14:01:15 -0600 [thread overview]
Message-ID: <87y4qz82yc.fsf@x220.int.ebiederm.org> (raw)
In-Reply-To: <20141125.142741.1620673255148724338.davem@davemloft.net> (David Miller's message of "Tue, 25 Nov 2014 14:27:41 -0500 (EST)")
David Miller <davem@davemloft.net> writes:
> From: ebiederm@xmission.com (Eric W. Biederman)
> Date: Tue, 25 Nov 2014 13:16:44 -0600
>
>> David Miller <davem@davemloft.net> writes:
>>
>>> From: josh@joshtriplett.org
>>> Date: Tue, 25 Nov 2014 10:53:10 -0800
>>>
>>>> It's not a "slippery slope"; it's been our standard practice for ages.
>>>
>>> We've never put an entire class of generic system calls behind
>>> a config option.
>>
>> CONFIG_SYSVIPC has been in the kernel as long as I can remember.
>>
>> I seem to remember a plan to remove that code once userspace had
>> finished migrating to more unixy interfaces to ipc. But in 20 years
>> that migration does does not seem to have finished, or even look
>> like it ever will.
>>
>> But if we started a slippery slope it was long long ago.
>
> Fair enough.
>
> Would be amusing if these tiny systems have it enabled.
It would.
In practice when I was playing in that space I had a hard time
justifying CONFIG_NET and CONFIG_INET. Despite writing a network
bootloader to use with kexec.
Eric
next prev parent reply other threads:[~2014-11-25 20:02 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-24 23:00 [PATCH v4 0/7] kernel tinification: optionally compile out splice family of syscalls (splice, vmsplice, tee and sendfile) Pieter Smith
2014-11-24 23:01 ` [PATCH v4 1/7] fs: move sendfile syscall into fs/splice Pieter Smith
2014-11-24 23:01 ` [PATCH v4 2/7] fs: moved kernel_write to fs/read_write Pieter Smith
2014-11-24 23:01 ` [PATCH v4 3/7] fs/splice: support compiling out splice-family syscalls Pieter Smith
2014-11-25 0:49 ` Josh Triplett
2014-11-24 23:01 ` [PATCH v4 4/7] fs/fuse: support compiling out splice Pieter Smith
2014-11-24 23:01 ` [PATCH v4 5/7] fs/nfsd: " Pieter Smith
2014-11-24 23:01 ` [PATCH v4 6/7] net/core: " Pieter Smith
2014-11-24 23:01 ` [PATCH v4 7/7] fs/splice: full support for " Pieter Smith
2014-11-25 0:52 ` [PATCH v4 0/7] kernel tinification: optionally compile out splice family of syscalls (splice, vmsplice, tee and sendfile) Josh Triplett
[not found] ` <5474ABB6.3030400@infradead.org>
2014-11-25 17:13 ` David Miller
2014-11-25 18:10 ` Paul E. McKenney
2014-11-25 18:24 ` David Miller
2014-11-25 18:58 ` Theodore Ts'o
2014-11-25 19:05 ` David Miller
2014-11-25 18:53 ` josh
2014-11-25 19:04 ` David Miller
2014-11-25 19:16 ` Eric W. Biederman
2014-11-25 19:27 ` David Miller
2014-11-25 20:01 ` Eric W. Biederman [this message]
2014-11-25 20:11 ` Pieter Smith
2014-11-26 12:19 ` One Thousand Gnomes
2014-11-25 22:08 ` josh
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