linux-kernel - Re: [PATCH 29/32] rcu: delete __cpuinit usage from all rcu files

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Message-ID: <20130625011045.GA2912@leaf>
Date:	Mon, 24 Jun 2013 18:10:46 -0700
From:	Josh Triplett <josh@...edesktop.org>
To:	Paul Gortmaker <paul.gortmaker@...driver.com>
Cc:	linux-kernel@...r.kernel.org,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Dipankar Sarma <dipankar@...ibm.com>
Subject: Re: [PATCH 29/32] rcu: delete __cpuinit usage from all rcu files

On Mon, Jun 24, 2013 at 03:30:34PM -0400, Paul Gortmaker wrote:
> The __cpuinit type of throwaway sections might have made sense
> some time ago when RAM was more constrained, but now the savings
> do not offset the cost and complications.  For example, the fix in
> commit 5e427ec2d0 ("x86: Fix bit corruption at CPU resume time")
> is a good example of the nasty type of bugs that can be created
> with improper use of the various __init prefixes.
> 
> After a discussion on LKML[1] it was decided that cpuinit should go
> the way of devinit and be phased out.  Once all the users are gone,
> we can then finally remove the macros themselves from linux/init.h.
> 
> This removes all the drivers/rcu uses of the __cpuinit macros
> from all C files.
> 
> [1] https://lkml.org/lkml/2013/5/20/589
> 
> Cc: "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
> Cc: Josh Triplett <josh@...edesktop.org>
> Cc: Dipankar Sarma <dipankar@...ibm.com>
> Signed-off-by: Paul Gortmaker <paul.gortmaker@...driver.com>
> ---

Reviewed-by: Josh Triplett <josh@...htriplett.org>
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