linux-kernel - Re: BUG: using smp_processor_id() in preemptible code: s2disk

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]

Message-ID: <20100614073853.6fa2f91f@infradead.org>
Date:	Mon, 14 Jun 2010 07:38:53 -0700
From:	Arjan van de Ven <arjan@...radead.org>
To:	Sergey Senozhatsky <sergey.senozhatsky@...il.com>
Cc:	"Rafael J. Wysocki" <rjw@...k.pl>,
	Maxim Levitsky <maximlevitsky@...il.com>,
	Len Brown <len.brown@...el.com>, Pavel Machek <pavel@....cz>,
	Jiri Slaby <jslaby@...e.cz>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-pm@...ts.linux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: BUG: using smp_processor_id() in preemptible code: s2disk

On Mon, 14 Jun 2010 17:09:41 +0300
Sergey Senozhatsky <sergey.senozhatsky@...il.com> wrote:

> Hello,
> Not sure if this simple solution is the correct one.

it's not; the caller needs to pass in the cpu number I suspect for this
to be really correct....

I just returned from family emergency travel and will take a look today


-- 
Arjan van de Ven 	Intel Open Source Technology Centre
For development, discussion and tips for power savings, 
visit http://www.lesswatts.org
--
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/