linux-kernel - Re: linux-next: April 27 (iscsi

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Message-ID: <4BDEF355.8050504@redhat.com>
Date:	Mon, 03 May 2010 12:01:25 -0400
From:	Peter Jones <pjones@...hat.com>
To:	Konrad Rzeszutek Wilk <konrad@...nel.org>
CC:	Randy Dunlap <randy.dunlap@...cle.com>,
	Linux-Kernel <linux-kernel@...r.kernel.org>,
	linux-next@...r.kernel.org
Subject: Re: linux-next: April 27 (iscsi_ibft)

On 04/27/2010 07:01 PM, Konrad Rzeszutek Wilk wrote:
> On Tue, Apr 27, 2010 at 09:13:16AM -0700, Randy Dunlap wrote:
>> when CONFIG_ACPI is not enabled:
>>
>> drivers/firmware/iscsi_ibft_find.c:112: error: dereferencing pointer to incomplete type
>> drivers/firmware/iscsi_ibft_find.c:112: error: dereferencing pointer to incomplete type
>> drivers/firmware/iscsi_ibft_find.c:112: warning: type defaults to 'int' in declaration of 'type name'
>> drivers/firmware/iscsi_ibft_find.c:112: error: dereferencing pointer to incomplete type
>> drivers/firmware/iscsi_ibft_find.c:112: warning: type defaults to 'int' in declaration of 'type name'
> 
> Yikes.
> 
> Randy, thank you for spotting this and sending an e-mail my way.
> 
> It is all b/c we now use the 'struct acpi_table_ibft *ibft_addr' which
> is gone when !CONFIG_ACPI.
> 
> Peter, if we did in an #ifdef !CONFIG_ACPI in iscsi_ibft.h and included
> a copy of the old ibft_struct that should work.
> 
> Or we make the code dependent on CONFIG_ACPI (in the Kconfig
> file).
> 
> Peter, Randy: Which option do you think makes more sense?

Or we make that one structure be defined whether CONFIG_ACPI is enabled
or not.

-- 
        Peter

For some reason it has always seemed to me that the term software 
engineering contains some very optimistic assumptions about the 
nature of reality.
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