Re: [Xen-devel] [PATCH XTF 2/4] build: Drop unnecessary register clobbers

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 28.09.17 at 12:59, <andrew.cooper3@xxxxxxxxxx> wrote:
> The code in question is executing __HYPERVISOR_multicall which is 2-parameter
> hypercall, which means that args 3-6 are preserved (as opposed to the
> arguments in the multicall_entry_t list, which are clobbered).
> 
> GCC 4.4 in CentOS 6 can't cope with the ebp clobber.
> 
> Reported-by: Glenn Enright <glenn@xxxxxxxxxxxxxxx>
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>



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