Re: [PATCH] mm, memory_hotplug: fix devm_memremap_pages() after memory_hotplug rework

[Michal Hocko <mhocko@suse.com>]

On Tue 04-04-17 12:51:44, Jerome Glisse wrote:
> Just a trivial fix.
> 
> Signed-off-by: Jerome Glisse <jglisse@redhat.com>
> Cc: Michal Hocko <mhocko@suse.com>
> Cc: Dan Williams <dan.j.williams@intel.com>

Thanks for catching this! I will fold this into the patch.

> ---
>  kernel/memremap.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/kernel/memremap.c b/kernel/memremap.c
> index faa9276..bbbe646 100644
> --- a/kernel/memremap.c
> +++ b/kernel/memremap.c
> @@ -366,7 +366,8 @@ void *devm_memremap_pages(struct device *dev, struct resource *res,
>  	error = arch_add_memory(nid, align_start, align_size);
>  	if (!error)
>  		move_pfn_range_to_zone(&NODE_DATA(nid)->node_zones[ZONE_DEVICE],
> -				align_start, align_size);
> +					align_start >> PAGE_SHIFT,
> +					align_size >> PAGE_SHIFT);
>  	mem_hotplug_done();
>  	if (error)
>  		goto err_add_memory;
> -- 
> 2.9.3
> 

-- 
Michal Hocko
SUSE Labs

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