linux-kernel - Re: [PATCH] genirq: Set initial default irq affinity to just CPU0

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 28 Oct 2008 07:27:16 +1100
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	Kumar Gala <galak@...nel.crashing.org>
Cc:	David Miller <davem@...emloft.net>, akpm@...l.org,
	linux-kernel@...r.kernel.org, linuxppc-dev@...abs.org,
	torvalds@...l.org, maxk@...lcomm.com, tglx@...utronix.de
Subject: Re: [PATCH] genirq: Set initial default irq affinity to just CPU0

On Mon, 2008-10-27 at 08:43 -0500, Kumar Gala wrote:
> 
> While we have the comment the code appears not to really follow it.   
> We appear to write 1 << hard_smp_processor_id().

That code is called by each CPU that gets onlined and OR's it's
bit in the mask.

Ben.


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/