linux-kernel - Re: linux-next: Tree for December 29 (fcoe/libfc)

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Message-ID: <20081230174027.GC18636@linux.vnet.ibm.com>
Date:	Tue, 30 Dec 2008 23:10:27 +0530
From:	Kamalesh Babulal <kamalesh@...ux.vnet.ibm.com>
To:	James Bottomley <James.Bottomley@...senPartnership.com>
Cc:	Randy Dunlap <randy.dunlap@...cle.com>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	scsi <linux-scsi@...r.kernel.org>, linux-next@...r.kernel.org,
	LKML <linux-kernel@...r.kernel.org>,
	Robert Love <robert.w.love@...el.com>
Subject: Re: linux-next: Tree for December 29 (fcoe/libfc)

* James Bottomley <James.Bottomley@...senPartnership.com> [2008-12-30 17:12:04]:

> On Tue, 2008-12-30 at 08:54 -0800, Randy Dunlap wrote:
> > James Bottomley wrote:
> > > diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig
> > > index 0e5e084..9f4cc8e 100644
> > > --- a/drivers/scsi/Kconfig
> > > +++ b/drivers/scsi/Kconfig
> > > @@ -607,13 +607,12 @@ config SCSI_FLASHPOINT
> > >  
> > >  config LIBFC
> > >  	tristate "LibFC module"
> > > -	depends on SCSI && SCSI_FC_ATTRS
> > > +	select SCSI_FC_ATTRS
> > >  	---help---
> > >  	  Fibre Channel library module
> > >  
> > >  config FCOE
> > >  	tristate "FCoE module"
> > > -	depends on SCSI
> > >  	select LIBFC
> > >  	---help---
> > >  	  Fibre Channel over Ethernet module
> > > 
> > > 
> > 
> > This still has a build error when CONFIG_PCI=n:
> > 
> > 
> > linux-next-20081229/drivers/scsi/fcoe/fc_transport_fcoe.c: In function 'fcoe_load_transport_driver':
> > linux-next-20081229/drivers/scsi/fcoe/fc_transport_fcoe.c:324: error: 'pci_bus_type' undeclared (first use in this function)
> > make[4]: *** [drivers/scsi/fcoe/fc_transport_fcoe.o] Error 1
> 
> OK, so take two would make FCOE depend on SCSI, like this.
> 
> James
> 


Hi James,

	Thanks, the patch fixes same build failure, with !CONFIG_PCI, which I reported some
time back today.


> ---
> 
> From: James Bottomley <James.Bottomley@...senPartnership.com>
> Subject: [SCSI] fcoe: fix configuration problems
> 
> fcoe selects libfc and requires SCSI and PCI (the SCSI requirement is
> implicitly covered by an enclosing if).  Fix them both up so they
> cannot be configured in an invalid state: make LIBFC select
> SCSI_FC_ATTRS and make FCOE depend on PCI and select LIBFC.
> 
  Tested-by: Kamalesh Babulal <kamalesh@...ux.vnet.ibm.com>
> Reported-by: Randy Dunlap <randy.dunlap@...cle.com>
> Signed-off-by: James Bottomley <James.Bottomley@...senPartnership.com>
> ---
>  drivers/scsi/Kconfig |    4 ++--
>  1 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig
> index 0e5e084..152d4aa 100644
> --- a/drivers/scsi/Kconfig
> +++ b/drivers/scsi/Kconfig
> @@ -607,13 +607,13 @@ config SCSI_FLASHPOINT
> 
>  config LIBFC
>  	tristate "LibFC module"
> -	depends on SCSI && SCSI_FC_ATTRS
> +	select SCSI_FC_ATTRS
>  	---help---
>  	  Fibre Channel library module
> 
>  config FCOE
>  	tristate "FCoE module"
> -	depends on SCSI
> +	depends on PCI
>  	select LIBFC
>  	---help---
>  	  Fibre Channel over Ethernet module
> -- 
> 1.5.6.6
> 
> 
> 
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-- 
Thanks & Regards,
Kamalesh Babulal,
Linux Technology Center,
IBM, ISTL.
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