Re: [Xen-devel] [PATCH for 4.7] xen: Replace alloc_vcpu_guest_context() with vmalloc()

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 28.08.15 at 15:13, <julien.grall@xxxxxxxxxx> wrote:
> Let me explain it in a different way: allocation is usually done with
> xmalloc, but here you are using vmalloc. Why did you use vmalloc rather
> than xalloc? AFAICT there is no improvement on ARM.
> 
> If we open code the allocation, one could decide to use xmalloc which is
> the common allocation. So what would be the drawback to use xmalloc vs
> vmalloc?

Actually I think Julien's point is valid: If ARM can get away with
xmalloc(), why should we force it to use the heavier vmalloc()?

Jan


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