Date: Wed, 17 Feb 2016 09:45:43 +0000 From: "Poul-Henning Kamp" <phk@phk.freebsd.dk> To: Konstantin Belousov <kostikbel@gmail.com> Cc: John Baldwin <jhb@freebsd.org>, arch@freebsd.org Subject: Re: Starting APs earlier during boot Message-ID: <41149.1455702343@critter.freebsd.dk> In-Reply-To: <20160217094241.GF91220@kib.kiev.ua> References: <1730061.8Ii36ORVKt@ralph.baldwin.cx> <20160217094241.GF91220@kib.kiev.ua>
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-------- In message <20160217094241.GF91220@kib.kiev.ua>, Konstantin Belousov writes: >E.g. there might be no interrupts set up yet, and idle thread on UP >gets on CPU, then the whole boot process could deadlock. idle_thread: while (!interrupts_setup_done()) yield(); -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence.
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