Re: [Xen-devel] [PATCH] xen: Remove domain_crash_synchronous() completely

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 01.08.18 at 15:29, <andrew.cooper3@xxxxxxxxxx> wrote:
> domain_crash_synchronous() is unsafe to use in general as it may leave
> spinlocks held, temporary memory allocated, etc.
> 
> With domain_crash_synchronous() removed from the ARM code in 4.11, take the
> opportunity to remove the infrastructure completely by opencoding the softirq
> loop in the remaining callsites, all of which are destined for deletion.
> 
> None of these sites are at risk of having a pending ioreq to qemu, which means
> that the vcpu_end_shutdown_deferral() isn't necessary.
> 
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>



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