Re: [PATCH] arm: use memblocks_present - Russell King

From: Russell King - ARM Linux admin <linux@armlinux.org.uk>
To: Peng Fan <peng.fan@nxp.com>
Cc: "nicolas.pitre@linaro.org" <nicolas.pitre@linaro.org>,
	"robh@kernel.org" <robh@kernel.org>,
	"mhocko@suse.com" <mhocko@suse.com>,
	"arnd@arndb.de" <arnd@arndb.de>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"rostedt@goodmis.org" <rostedt@goodmis.org>,
	"rppt@linux.vnet.ibm.com" <rppt@linux.vnet.ibm.com>,
	"van.freenix@gmail.com" <van.freenix@gmail.com>,
	"f.fainelli@gmail.com" <f.fainelli@gmail.com>,
	"akpm@linux-foundation.org" <akpm@linux-foundation.org>,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH] arm: use memblocks_present
Date: Tue, 12 Feb 2019 17:27:00 +0000	[thread overview]
Message-ID: <20190212172700.xwtomhb3qahyxugx@shell.armlinux.org.uk> (raw)
In-Reply-To: <20190211131602.3294-1-peng.fan@nxp.com>

On Mon, Feb 11, 2019 at 01:04:59PM +0000, Peng Fan wrote:
> arm_memory_present is doing same thing as memblocks_present, so
> let's use common code memblocks_present instead of platform
> specific arm_memory_present.
> 
> Signed-off-by: Peng Fan <peng.fan@nxp.com>

Looks good, please put it in the patch system, thanks.  Details in
my signature.

> ---
>  arch/arm/mm/init.c | 17 +----------------
>  1 file changed, 1 insertion(+), 16 deletions(-)
> 
> diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
> index 478ea8b7db87..6c50dd407ba8 100644
> --- a/arch/arm/mm/init.c
> +++ b/arch/arm/mm/init.c
> @@ -182,21 +182,6 @@ int pfn_valid(unsigned long pfn)
>  EXPORT_SYMBOL(pfn_valid);
>  #endif
>  
> -#ifndef CONFIG_SPARSEMEM
> -static void __init arm_memory_present(void)
> -{
> -}
> -#else
> -static void __init arm_memory_present(void)
> -{
> -	struct memblock_region *reg;
> -
> -	for_each_memblock(memory, reg)
> -		memory_present(0, memblock_region_memory_base_pfn(reg),
> -			       memblock_region_memory_end_pfn(reg));
> -}
> -#endif
> -
>  static bool arm_memblock_steal_permitted = true;
>  
>  phys_addr_t __init arm_memblock_steal(phys_addr_t size, phys_addr_t align)
> @@ -292,7 +277,7 @@ void __init bootmem_init(void)
>  	 * Sparsemem tries to allocate bootmem in memory_present(),
>  	 * so must be done after the fixed reservations
>  	 */
> -	arm_memory_present();
> +	memblocks_present();
>  
>  	/*
>  	 * sparse_init() needs the bootmem allocator up and running.
> -- 
> 2.16.4
> 
> 

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
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