linux-kernel - Re: [PATCH -next] libata.h: add stub for ata_sas_port

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Message-ID: <20140319175852.GD19874@htj.dyndns.org>
Date:	Wed, 19 Mar 2014 13:58:52 -0400
From:	Tejun Heo <tj@...nel.org>
To:	Randy Dunlap <rdunlap@...radead.org>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	James Bottomley <jbottomley@...allels.com>,
	linux-ide@...r.kernel.org, linux-scsi <linux-scsi@...r.kernel.org>,
	Jim Davis <jim.epost@...il.com>,
	Dan Williams <dan.j.williams@...el.com>
Subject: Re: [PATCH -next] libata.h: add stub for ata_sas_port_resume

On Wed, Mar 19, 2014 at 10:46:25AM -0700, Randy Dunlap wrote:
> From: Randy Dunlap <rdunlap@...radead.org>
> 
> Fix build error when CONFIG_PM is not enabled by adding a stub
> function in <linux/libata.h>.
> 
> drivers/scsi/libsas/sas_ata.c: In function 'sas_resume_sata':
> drivers/scsi/libsas/sas_ata.c:756:3: error: implicit declaration of function 'ata_sas_port_resume' [-Werror=implicit-function-declaration]
> 
> Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
> Reported-by: Jim Davis <jim.epost@...il.com>
> ---
>  include/linux/libata.h |    3 +++
>  1 file changed, 3 insertions(+)
> 
> --- linux-next-20140319.orig/include/linux/libata.h
> +++ linux-next-20140319/include/linux/libata.h
> @@ -1148,6 +1148,9 @@ static inline void ata_sas_port_suspend(
>  static inline void ata_sas_port_async_resume(struct ata_port *ap)
>  {
>  }
> +static inline void ata_sas_port_resume(struct ata_port *ap)
> +{
> +}
>  #endif
>  extern int ata_ratelimit(void);
>  extern void ata_msleep(struct ata_port *ap, unsigned int msecs);

Applied to libata/for-3.15.

Thanks.

-- 
tejun
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