linux-kernel - Re: [PATCH 1/2] fs: introduce sendfd() syscall

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Message-ID: <1417538574.5303.69.camel@edumazet-glaptop2.roam.corp.google.com>
Date:	Tue, 02 Dec 2014 08:42:54 -0800
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Alex Dubov <alex.dubov@...il.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Alex Dubov <oakad@...oo.com>
Subject: Re: [PATCH 1/2] fs: introduce sendfd() syscall

On Wed, 2014-12-03 at 03:23 +1100, Alex Dubov wrote:

> Same as SIGKILL. And yet, our machines are still working fine.
> 
> If process A has sufficient capability to send signals to process B,
> then process B is already at its mercy, fds or not fds.

Tell me how a 128 threads program can use this new mechanism in a
scalable way.

One signal per thread ?

I guess we'll keep AF_UNIX then, thank you.


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