linux-kernel - Re: [RFC][PATCH 0/4] perf: remove __weak function hw_perf_group_sched

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Date:	Fri, 23 Apr 2010 10:23:04 +0800
From:	Lin Ming <ming.m.lin@...el.com>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	Ingo Molnar <mingo@...e.hu>,
	"eranian@...il.com" <eranian@...il.com>,
	"Gary.Mohr@...l.com" <Gary.Mohr@...l.com>,
	Corey Ashford <cjashfor@...ux.vnet.ibm.com>,
	"arjan@...ux.intel.com" <arjan@...ux.intel.com>,
	"Zhang, Yanmin" <yanmin_zhang@...ux.intel.com>,
	Paul Mackerras <paulus@...ba.org>,
	"David S. Miller" <davem@...emloft.net>,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: [RFC][PATCH 0/4] perf: remove __weak function
 hw_perf_group_sched_in()

On Thu, 2010-04-22 at 16:29 +0800, Peter Zijlstra wrote:
> On Thu, 2010-04-22 at 15:50 +0800, Lin Ming wrote:
> 
> > This patch series is to remove hw_perf_group_sched_in() first.
> > 
> > patch 1: core, add group scheduling transactional APIs
> > patch 2: x86, implement group scheduling transactional APIs
> > patch 3: powerpc, implement group scheduling transactional APIs
> > patch 4: sparc, implement group scheduling transactional APIs
> > 
> > Thanks for any comment.
> 
> Don't RISC architectures deal better with word sized variables than with
> u8? I thought it curious you used u8 for the flags thing instead of int
> or long, but I'm not quite sure it really matters one way or the other.

Will change it to "unsigned int".

Thanks.

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