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From: Julien Grall <julien.grall@arm.com>
To: Stefano Stabellini <sstabellini@kernel.org>,
	xen-devel@lists.xenproject.org
Cc: Stefano Stabellini <stefanos@xilinx.com>
Subject: Re: [Xen-devel] [PATCH v2 07/10] xen/arm: make process_memory_node a device_tree_node_func
Date: Wed, 1 May 2019 10:47:30 +0100
Message-ID: <8448a1f5-75de-123b-b496-bdc9b99826b2@arm.com> (raw)
Message-ID: <20190501094730.gieJjbAOyGC6QFNOf6EQ4_kfMl1E-6CA326DzbkqXFE@z> (raw)
In-Reply-To: <1556658172-8824-7-git-send-email-sstabellini@kernel.org>

Hi,

On 30/04/2019 22:02, Stefano Stabellini wrote:
> Change the signature of process_memory_node to match
> device_tree_node_func.

NAck in the current form. If a function return a value, then it should be 
checked appropriately and not ignored.

But then, the commit message leads to think you are going to use 
device_tree_node_func here while in fact it is in the next patch. Please update 
the commit message accordingly.

> 
> Signed-off-by: Stefano Stabellini <stefanos@xilinx.com>
> ---
> Changes in v2:
> - new
> ---
>   xen/arch/arm/bootfdt.c | 16 ++++++++++------
>   1 file changed, 10 insertions(+), 6 deletions(-)
> 
> diff --git a/xen/arch/arm/bootfdt.c b/xen/arch/arm/bootfdt.c
> index e7b08ed..b6600ab 100644
> --- a/xen/arch/arm/bootfdt.c
> +++ b/xen/arch/arm/bootfdt.c
> @@ -124,9 +124,10 @@ int __init device_tree_for_each_node(const void *fdt,
>       return 0;
>   }
>   
> -static void __init process_memory_node(const void *fdt, int node,
> -                                       const char *name,
> -                                       u32 address_cells, u32 size_cells)
> +static int __init process_memory_node(const void *fdt, int node,
> +                                      const char *name, int depth,
> +                                      u32 address_cells, u32 size_cells,
> +                                      void *data)
>   {
>       const struct fdt_property *prop;
>       int i;
> @@ -139,14 +140,14 @@ static void __init process_memory_node(const void *fdt, int node,
>       {
>           printk("fdt: node `%s': invalid #address-cells or #size-cells",
>                  name);
> -        return;
> +        return 0;
>       }
>   
>       prop = fdt_get_property(fdt, node, "reg", NULL);
>       if ( !prop )
>       {
>           printk("fdt: node `%s': missing `reg' property\n", name);
> -        return;
> +        return 0;
>       }
>   
>       cell = (const __be32 *)prop->data;
> @@ -161,6 +162,8 @@ static void __init process_memory_node(const void *fdt, int node,
>           bootinfo.mem.bank[bootinfo.mem.nr_banks].size = size;
>           bootinfo.mem.nr_banks++;
>       }
> +
> +    return 0;
>   }
>   
>   static void __init process_multiboot_node(const void *fdt, int node,
> @@ -293,7 +296,8 @@ static int __init early_scan_node(const void *fdt,
>                                     void *data)
>   {
>       if ( device_tree_node_matches(fdt, node, "memory") )
> -        process_memory_node(fdt, node, name, address_cells, size_cells);
> +        process_memory_node(fdt, node, name, depth, address_cells, size_cells,
> +                            NULL);
>       else if ( depth <= 3 && (device_tree_node_compatible(fdt, node, "xen,multiboot-module" ) ||
>                 device_tree_node_compatible(fdt, node, "multiboot,module" )))
>           process_multiboot_node(fdt, node, name, address_cells, size_cells);
> 

Cheers,

-- 
Julien Grall

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  parent reply index

Thread overview: 86+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-30 21:02 [PATCH v2 0/10] iomem memory policy Stefano Stabellini
2019-04-30 21:02 ` [Xen-devel] " Stefano Stabellini
2019-04-30 21:02 ` [PATCH v2 01/10] xen: add a p2mt parameter to map_mmio_regions Stefano Stabellini
2019-04-30 21:02   ` [Xen-devel] " Stefano Stabellini
2019-05-02 14:59   ` Jan Beulich
2019-05-02 14:59     ` [Xen-devel] " Jan Beulich
2019-05-02 18:49     ` Stefano Stabellini
2019-05-02 18:49       ` [Xen-devel] " Stefano Stabellini
2019-05-15 13:39   ` Oleksandr
2019-05-15 13:39     ` [Xen-devel] " Oleksandr
2019-04-30 21:02 ` [PATCH v2 02/10] xen: rename un/map_mmio_regions to un/map_regions Stefano Stabellini
2019-04-30 21:02   ` [Xen-devel] " Stefano Stabellini
2019-05-01  9:22   ` Julien Grall
2019-05-01  9:22     ` [Xen-devel] " Julien Grall
2019-06-17 21:24     ` Stefano Stabellini
2019-06-18 11:05       ` Julien Grall
2019-06-18 20:19         ` Stefano Stabellini
2019-05-02 15:03   ` Jan Beulich
2019-05-02 15:03     ` [Xen-devel] " Jan Beulich
2019-05-02 18:55     ` Stefano Stabellini
2019-05-02 18:55       ` [Xen-devel] " Stefano Stabellini
2019-04-30 21:02 ` [PATCH v2 03/10] xen: extend XEN_DOMCTL_memory_mapping to handle memory policy Stefano Stabellini
2019-04-30 21:02   ` [Xen-devel] " Stefano Stabellini
2019-05-02 15:12   ` Jan Beulich
2019-05-02 15:12     ` [Xen-devel] " Jan Beulich
2019-06-17 21:28     ` Stefano Stabellini
2019-06-18  8:59       ` Jan Beulich
2019-06-18 20:32         ` Stefano Stabellini
2019-06-18 23:15           ` Stefano Stabellini
2019-06-19  6:53             ` Jan Beulich
2019-05-07 16:41   ` Julien Grall
2019-05-07 16:41     ` [Xen-devel] " Julien Grall
2019-06-17 22:43     ` Stefano Stabellini
2019-06-18 11:13       ` Julien Grall
2019-05-15 14:40   ` Oleksandr
2019-05-15 14:40     ` [Xen-devel] " Oleksandr
2019-04-30 21:02 ` [PATCH v2 04/10] libxc: introduce xc_domain_mem_map_policy Stefano Stabellini
2019-04-30 21:02   ` [Xen-devel] " Stefano Stabellini
2019-04-30 21:02 ` [PATCH v2 05/10] libxl/xl: add memory policy option to iomem Stefano Stabellini
2019-04-30 21:02   ` [Xen-devel] " Stefano Stabellini
2019-05-01  9:42   ` Julien Grall
2019-05-01  9:42     ` [Xen-devel] " Julien Grall
2019-06-17 22:32     ` Stefano Stabellini
2019-06-18 11:09       ` Julien Grall
2019-06-18 11:15   ` Julien Grall
2019-06-18 22:07     ` Stefano Stabellini
2019-06-18 22:20       ` Julien Grall
2019-06-18 22:46         ` Stefano Stabellini
2019-04-30 21:02 ` [PATCH v2 06/10] xen/arm: extend device_tree_for_each_node Stefano Stabellini
2019-04-30 21:02   ` [Xen-devel] " Stefano Stabellini
2019-05-07 17:12   ` Julien Grall
2019-05-07 17:12     ` [Xen-devel] " Julien Grall
2019-04-30 21:02 ` [PATCH v2 07/10] xen/arm: make process_memory_node a device_tree_node_func Stefano Stabellini
2019-04-30 21:02   ` [Xen-devel] " Stefano Stabellini
2019-05-01  9:47   ` Julien Grall [this message]
2019-05-01  9:47     ` Julien Grall
2019-04-30 21:02 ` [PATCH v2 08/10] xen/arm: keep track of reserved-memory regions Stefano Stabellini
2019-04-30 21:02   ` [Xen-devel] " Stefano Stabellini
2019-05-01 10:03   ` Julien Grall
2019-05-01 10:03     ` [Xen-devel] " Julien Grall
2019-06-21 23:47     ` Stefano Stabellini
2019-05-07 17:21   ` Julien Grall
2019-05-07 17:21     ` [Xen-devel] " Julien Grall
2019-04-30 21:02 ` [PATCH v2 09/10] xen/arm: map reserved-memory regions as normal memory in dom0 Stefano Stabellini
2019-04-30 21:02   ` [Xen-devel] " Stefano Stabellini
2019-05-07 19:52   ` Julien Grall
2019-05-07 19:52     ` [Xen-devel] " Julien Grall
2019-04-30 21:02 ` [PATCH v2 10/10] xen/arm: add reserved-memory regions to the dom0 memory node Stefano Stabellini
2019-04-30 21:02   ` [Xen-devel] " Stefano Stabellini
2019-05-07 20:15   ` Julien Grall
2019-05-07 20:15     ` [Xen-devel] " Julien Grall
2019-05-10 20:51     ` Stefano Stabellini
2019-05-10 20:51       ` [Xen-devel] " Stefano Stabellini
2019-05-10 21:43       ` Julien Grall
2019-05-10 21:43         ` [Xen-devel] " Julien Grall
2019-05-11 12:40         ` Julien Grall
2019-05-11 12:40           ` [Xen-devel] " Julien Grall
2019-05-20 21:26           ` Stefano Stabellini
2019-05-20 21:26             ` [Xen-devel] " Stefano Stabellini
2019-05-20 22:38             ` Julien Grall
2019-05-20 22:38               ` [Xen-devel] " Julien Grall
2019-06-05 16:30               ` Julien Grall
2019-06-21 23:47                 ` Stefano Stabellini
2019-05-16 16:52 ` [PATCH v2 0/10] iomem memory policy Oleksandr
2019-05-16 16:52   ` [Xen-devel] " Oleksandr
2019-06-21 23:48   ` Stefano Stabellini

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