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Re: [Qemu-arm] [PATCH v5 0/3] Split cpu_exec_init() into an init and a r

From: Eduardo Habkost
Subject: Re: [Qemu-arm] [PATCH v5 0/3] Split cpu_exec_init() into an init and a realize part
Date: Thu, 20 Oct 2016 15:39:26 -0200
User-agent: Mutt/1.7.0 (2016-08-17)

On Thu, Oct 20, 2016 at 01:26:01PM +0200, Laurent Vivier wrote:
> Since commit 42ecaba ("target-i386: Call cpu_exec_init() on realize"),
> , commit 6dd0f83 ("target-ppc: Move cpu_exec_init() call to realize 
> function"),
> and commit c6644fc ("s390x/cpu: Get rid of side effects when creating a 
> vcpu"),
> cpu_exec_init() has been moved to realize function for some architectures
> to implement CPU htoplug. This allows any failures from cpu_exec_init() to be
> handled appropriately.
> This series tries to do the same work for all the other CPUs.
> But as the ARM Virtual Machine ("virt") needs the "memory" property of the CPU
> in the machine init function (the "memory" property is created in
> cpu_exec_init() we want to move to the realize part), split cpu_exec_init() in
> two parts: a realize part (cpu_exec_realizefn(), adding the CPU in the
> environment) and an init part (cpu_exec_initfn(), initializing the CPU, like
> adding the "memory" property). To mirror the realize part, add an unrealize
> part, and remove the cpu_exec_exit() call from the finalize part.
> This also allows to remove all the "cannot_destroy_with_object_finalize_yet"
> properties from the CPU device class.
> v5:
> - rebase master
>         and move variable declaration into the "if" block.

Applied to machine-next. Thanks!


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