On Thu, Feb 01, 2018 at 07:33:49PM +0300, Andrey Ryabinin wrote:
> + case MEM_OFFLINE: {
> + struct vm_struct *vm;
> +
> + /*
> + * Only hot-added memory have vm_area. Freeing shadow
> + * mapped during boot would be tricky, so we'll just
> + * have to keep it.
> + */
> + vm = find_vm_area((void *)shadow_start);
> + if (vm)
> + vfree((void *)shadow_start);
> + }
This looks like a complicated way to spell 'is_vmalloc_addr' ...
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