linux-kernel - Re: [PATCH] taskstats scaled time cleanup

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:	Wed, 24 Oct 2007 15:22:21 +0530
From:	Balbir Singh <balbir@...ux.vnet.ibm.com>
To:	Michael Neuling <mikey@...ling.org>
CC:	paulus@...ba.org, akpm@...ux-foundation.org, linux390@...ibm.com,
	linux-kernel@...r.kernel.org, linuxppc-dev@...abs.org,
	linux-s390@...r.kernel.org
Subject: Re: [PATCH] taskstats scaled time cleanup

Michael Neuling wrote:
> This moves the ability to scale cputime into generic code.  This
> allows us to fix the issue in kernel/timer.c (noticed by Balbir) where
> we could only add an unscaled value to the scaled utime/stime.
> 
> This adds a cputime_to_scaled function.  As before, the POWERPC
> version does the scaling based on the last SPURR/PURR ratio
> calculated.  The generic and s390 (only other arch to implement
> asm/cputime.h) versions are both NOPs.
> 
> Also moves the SPURR and PURR snapshots closer.
> 
> Signed-off-by: Michael Neuling <mikey@...ling.org>

Looks good to me

Acked-by: Balbir Singh <balbir@...ux.vnet.ibm.com>

-- 
	Warm Regards,
	Balbir Singh
	Linux Technology Center
	IBM, ISTL
-
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/