linux-kernel - Re: Change signal mask after vfork/clone system call

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Message-ID: <20101104094817.21548963@lxorguk.ukuu.org.uk>
Date:	Thu, 4 Nov 2010 09:48:17 +0000
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Gregory Giguashvili <Gregory.Giguashvili@...M.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: Change signal mask after vfork/clone system call

> Finally, if using fork should be efficient for starting processes from applications with heavy VM/RSS memory footprint, this question becomes obsolete.

Fork on pretty much any Unix like system around today does copy-on-write
so while not as efficient as vfork should be fine for most purposes.

Alan
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