linux-kernel - Re: [PATCH 0/2] bug fixes for coupled cpuidle

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:	Mon, 21 May 2012 12:14:49 +0530
From:	Santosh Shilimkar <santosh.shilimkar@...com>
To:	Colin Cross <ccross@...roid.com>
CC:	Len Brown <len.brown@...el.com>, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-pm@...ts.linux-foundation.org, Kevin Hilman <khilman@...com>,
	Arjan van de Ven <arjan@...ux.intel.com>,
	Deepthi Dharwar <deepthi@...ux.vnet.ibm.com>,
	Daniel Lezcano <daniel.lezcano@...aro.org>,
	Amit Kucheria <amit.kucheria@...aro.org>,
	Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
	"Rafael J. Wysocki" <rjw@...k.pl>
Subject: Re: [PATCH 0/2] bug fixes for coupled cpuidle

On Friday 18 May 2012 11:35 PM, Colin Cross wrote:
> The last modifications made to the coupled cpuidle patches introduced
> two bugs that I missed during testing.  The online count was never
> initialized, causing coupled idle to always wait and never enter the
> ready loop.  That hid the second bug, the ready count could never be
> decremented after exiting idle.
> 
> Len, these two patches could be squashed into patch 3 of the original
> set.  If you do squash them, you could also add Rafael's tags to the
> set (Reviewed-by on 1 and 2, acked-by on 3).  Or I can reupload the
> whole stack as v5 if you prefer.

I confirm that these two fixes are needed to get couple idle
v4 series working.

Regards
Santosh

--
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/