linux-kernel - Re: [PATCH v2 07/19] ARC: rename smp operation init_irq_cpu() to init_per

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Message-ID: <564B0C65.8030006@synopsys.com>
Date:	Tue, 17 Nov 2015 16:45:49 +0530
From:	Vineet Gupta <Vineet.Gupta1@...opsys.com>
To:	Noam Camus <noamc@...hip.com>, <linux-snps-arc@...ts.infradead.org>
CC:	<linux-kernel@...r.kernel.org>, <talz@...hip.com>,
	<gilf@...hip.com>, <cmetcalf@...hip.com>
Subject: Re: [PATCH v2 07/19] ARC: rename smp operation init_irq_cpu() to
 init_per_cpu()

On Saturday 07 November 2015 04:22 PM, Noam Camus wrote:
> From: Noam Camus <noamc@...hip.com>
> 
> This will better reflect its description i.e. "any needed setup..."
> and not just do an "IPI request".
> 
> Signed-off-by: Noam Camus <noamc@...hip.com>

Acked-by: Vineet Gupta <vgupta@...opsys.com>

Per our disccussion were you also going to rename the similar op in machine_desc ?

> ---
>  arch/arc/include/asm/smp.h |    4 ++--
>  arch/arc/kernel/irq.c      |    4 ++--
>  arch/arc/kernel/mcip.c     |    2 +-
>  arch/arc/kernel/smp.c      |    4 ++--
>  4 files changed, 7 insertions(+), 7 deletions(-)
> 
> diff --git a/arch/arc/include/asm/smp.h b/arch/arc/include/asm/smp.h
> index 133c867..9913804 100644
> --- a/arch/arc/include/asm/smp.h
> +++ b/arch/arc/include/asm/smp.h
> @@ -48,7 +48,7 @@ extern int smp_ipi_irq_setup(int cpu, int irq);
>   * @init_early_smp:	A SMP specific h/w block can init itself
>   * 			Could be common across platforms so not covered by
>   * 			mach_desc->init_early()
> - * @init_irq_cpu:	Called for each core so SMP h/w block driver can do
> + * @init_per_cpu:	Called for each core so SMP h/w block driver can do
>   * 			any needed setup per cpu (e.g. IPI request)
>   * @cpu_kick:		For Master to kickstart a cpu (optionally at a PC)
>   * @ipi_send:		To send IPI to a @cpu
> @@ -57,7 +57,7 @@ extern int smp_ipi_irq_setup(int cpu, int irq);
>  struct plat_smp_ops {
>  	const char 	*info;
>  	void		(*init_early_smp)(void);
> -	void		(*init_irq_cpu)(int cpu);
> +	void		(*init_per_cpu)(int cpu);
>  	void		(*cpu_kick)(int cpu, unsigned long pc);
>  	void		(*ipi_send)(int cpu);
>  	void		(*ipi_clear)(int irq);
> diff --git a/arch/arc/kernel/irq.c b/arch/arc/kernel/irq.c
> index 2ee2265..a650650 100644
> --- a/arch/arc/kernel/irq.c
> +++ b/arch/arc/kernel/irq.c
> @@ -29,8 +29,8 @@ void __init init_IRQ(void)
>  
>  #ifdef CONFIG_SMP
>  	/* a SMP H/w block could do IPI IRQ request here */
> -	if (plat_smp_ops.init_irq_cpu)
> -		plat_smp_ops.init_irq_cpu(smp_processor_id());
> +	if (plat_smp_ops.init_per_cpu)
> +		plat_smp_ops.init_per_cpu(smp_processor_id());
>  
>  	if (machine_desc->init_cpu_smp)
>  		machine_desc->init_cpu_smp(smp_processor_id());
> diff --git a/arch/arc/kernel/mcip.c b/arch/arc/kernel/mcip.c
> index 74a9b07..bd237ac 100644
> --- a/arch/arc/kernel/mcip.c
> +++ b/arch/arc/kernel/mcip.c
> @@ -132,7 +132,7 @@ static void mcip_probe_n_setup(void)
>  struct plat_smp_ops plat_smp_ops = {
>  	.info		= smp_cpuinfo_buf,
>  	.init_early_smp	= mcip_probe_n_setup,
> -	.init_irq_cpu	= mcip_setup_per_cpu,
> +	.init_per_cpu	= mcip_setup_per_cpu,
>  	.ipi_send	= mcip_ipi_send,
>  	.ipi_clear	= mcip_ipi_clear,
>  };
> diff --git a/arch/arc/kernel/smp.c b/arch/arc/kernel/smp.c
> index 5805878..0b061a4 100644
> --- a/arch/arc/kernel/smp.c
> +++ b/arch/arc/kernel/smp.c
> @@ -132,8 +132,8 @@ void start_kernel_secondary(void)
>  	pr_info("## CPU%u LIVE ##: Executing Code...\n", cpu);
>  
>  	/* Some SMP H/w setup - for each cpu */
> -	if (plat_smp_ops.init_irq_cpu)
> -		plat_smp_ops.init_irq_cpu(cpu);
> +	if (plat_smp_ops.init_per_cpu)
> +		plat_smp_ops.init_per_cpu(cpu);
>  
>  	if (machine_desc->init_cpu_smp)
>  		machine_desc->init_cpu_smp(cpu);
> 

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