linux-kernel - Re: [PATCH] ds2782_battery: Rename get_current and get

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Message-ID: <20100720115019.GD3331@decadent.org.uk>
Date:	Tue, 20 Jul 2010 12:50:19 +0100
From:	Ben Hutchings <ben@...adent.org.uk>
To:	Anton Vorontsov <cbouatmailru@...il.com>
Cc:	David Woodhouse <dwmw2@...radead.org>,
	Yulia Vilensky <vilensky@...pulab.co.il>,
	Geert Stappers <stappers@...ppers.nl>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ds2782_battery: Rename get_current and get_voltage
	operations

On Tue, Jul 20, 2010 at 02:57:12PM +0400, Anton Vorontsov wrote:
> On Tue, Jul 20, 2010 at 10:44:26AM +0100, Ben Hutchings wrote:
> > On Tue, 2010-07-20 at 11:46 +0400, Anton Vorontsov wrote:
> > > On Tue, Jul 20, 2010 at 01:02:55AM +0100, Ben Hutchings wrote:
> > > > commit 9b9ade6b612e562c4a5bd02ef38cc32e10f3f9ba "ds2782_battery: Add
> > > > support for ds2786 battery gas gauge" introduced an operation named
> > > > get_current.  Since get_current() is defined as a macro on some
> > > > architectures this driver no longer compiles on those architectures.
> > > > 
> > > > Rename get_current to get_current_now to avoid the macro.
> > > > Rename get_voltage to get_voltage_now for consistency.
> > > > 
> > > > Reported-by: Geert Stappers <stappers@...ppers.nl>
> > > > Signed-off-by: Ben Hutchings <ben@...adent.org.uk>
> > > > ---
> > > 
> > > Thanks for the patch, but I have a similar fix in the
> > > battery-2.6.git tree (for -next):
> > [...]
> > 
> > This fix needs to go into 2.6.35.
> 
> Did you read why I don't push it into 2.6.35? Reread my email,
> pay attention to the very bottom.

It is a 2.6.35 regression; these operations were introduced in 2.6.35-rc1.
(Hint: use 'git describe --contains' not 'git describe'.  Or even
'git grep -w get_current v2.6.34:drivers/power/ds2782_battery.c'.)

Ben.

-- 
Ben Hutchings
We get into the habit of living before acquiring the habit of thinking.
                                                              - Albert Camus
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