Re: [Xen-devel] [PATCH v1 1/4] xen: add hypercall for getting parameters at runtime

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 19.03.19 at 07:07, <jgross@xxxxxxxx> wrote:
> Why don't we replace the "*get_func()" with a "char *current_val" being
> filled at parameter setting time? How current_val is allocated (static
> string or dynamic buffer) just has to be known by the custom parameter
> parsing function.

Could accumulate (over time) to quite a bit of wasted allocations if
no-one ever cares about calling the new sysctl.

Jan



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