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From: Eduardo Habkost <ehabkost@redhat.com>
To: Laurent Vivier <lvivier@redhat.com>
Cc: Peter Maydell <peter.maydell@linaro.org>,
	Anthony Green <green@moxielogic.com>,
	qemu-devel@nongnu.org, Alexander Graf <agraf@suse.de>,
	Max Filippov <jcmvbkbc@gmail.com>,
	Greg Ungerer <gerg@uclinux.org>,
	Guan Xuetao <gxt@mprc.pku.edu.cn>, Jia Liu <proljc@gmail.com>,
	Markus Armbruster <armbru@redhat.com>,
	Bharata B Rao <bharata@linux.vnet.ibm.com>,
	David Gibson <david@gibson.dropbear.id.au>,
	Artyom Tarasenko <atar4qemu@gmail.com>,
	Chen Gang <gang.chen.5i5j@gmail.com>, Greg Kurz <groug@kaod.org>,
	qemu-arm@nongnu.org, Igor Mammedov <imammedo@redhat.com>,
	Richard Henderson <rth@twiddle.net>,
	Matthew Rosato <mjrosato@linux.vnet.ibm.com>,
	Bastian Koppelmann <kbastian@mail.uni-paderborn.de>,
	Michael Walle <michael@walle.cc>,
	qemu-ppc@nongnu.org, Paolo Bonzini <pbonzini@redhat.com>,
	Aurelien Jarno <aurelien@aurel32.net>
Subject: Re: [Qemu-arm] [PATCH v3 1/3] exec: split cpu_exec_init()
Date: Mon, 17 Oct 2016 16:46:57 -0200	[thread overview]
Message-ID: <20161017184657.GY3275@thinpad.lan.raisama.net> (raw)
In-Reply-To: <1476485569-6744-2-git-send-email-lvivier@redhat.com>

On Sat, Oct 15, 2016 at 12:52:47AM +0200, Laurent Vivier wrote:
> Put in cpu_exec_initfn() what initializes the CPU,
> and let in cpu_exec_init() what adds it to the environment.
> 
> As cpu_exec_initfn() is called by all XX_cpu_initfn() call it
> directly in cpu_common_initfn().
> cpu_exec_init() is now a realize function, it will be renamed
> to cpu_exec_realizefn() and moved to the XX_cpu_realizefn()
> function in a following patch.
> 
> Signed-off-by: Laurent Vivier <lvivier@redhat.com>

Confirmed that:

* cpu->num_ases and cpu->as are never changed by architecture
  code before calling cpu_exec_init()
* cpu_exec_exit() is called on cpu_common_finalize()
* The cpu->memory reference will be dropped automatically
  because the property is registered using
  OBJ_PROP_LINK_UNREF_ON_RELEASE

BTW, the cpu->as and cpu->num_ases lines are redundant, because
QOM objects are guaranteed to be zeroed when allocated.

Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>

-- 
Eduardo

  parent reply	other threads:[~2016-10-17 19:26 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-10-14 22:52 [Qemu-arm] [PATCH v3 0/3] Split cpu_exec_init() into an init and a realize part Laurent Vivier
2016-10-14 22:52 ` [Qemu-arm] [PATCH v3 1/3] exec: split cpu_exec_init() Laurent Vivier
2016-10-17  3:43   ` David Gibson
2016-10-17 11:15   ` Igor Mammedov
2016-10-17 18:46   ` Eduardo Habkost [this message]
2016-10-14 22:52 ` [Qemu-arm] [PATCH v3 2/3] exec: rename cpu_exec_init() as cpu_exec_realizefn() Laurent Vivier
2016-10-17  3:43   ` [Qemu-devel] " David Gibson
2016-10-17 11:20   ` [Qemu-arm] " Igor Mammedov
2016-10-17 14:03   ` Eduardo Habkost
2016-10-17 14:25     ` Laurent Vivier
2016-10-17 19:20   ` Eduardo Habkost
2016-10-18 10:48     ` Igor Mammedov
2016-10-18 13:00     ` [Qemu-arm] [Qemu-devel] " Andrew Jones
2016-10-18 13:18       ` Eduardo Habkost
2016-10-18 14:22         ` Andrew Jones
2016-10-18 15:22           ` [Qemu-arm] " Eduardo Habkost
2016-10-18 16:22             ` Andrew Jones
2016-10-18 16:57               ` [Qemu-arm] " Laurent Vivier
2016-10-18 17:07               ` Peter Maydell
2016-10-18 17:57                 ` Andrew Jones
2016-10-18 18:12                   ` Peter Maydell
2016-10-18 18:45                     ` [Qemu-arm] QOM properties vs C functions/fields (was Re: [Qemu-devel] [PATCH v3 2/3] exec: rename cpu_exec_init() as cpu_exec_realizefn()) Eduardo Habkost
2016-10-18 18:45                       ` [Qemu-devel] QOM properties vs C functions/fields (was " Eduardo Habkost
2016-10-18 20:30                       ` [Qemu-arm] QOM properties vs C functions/fields (was Re: [Qemu-devel] " Peter Maydell
2016-10-18 20:30                         ` [Qemu-devel] QOM properties vs C functions/fields (was " Peter Maydell
2016-10-18 20:49                         ` [Qemu-arm] QOM properties vs C functions/fields (was Re: [Qemu-devel] " Eduardo Habkost
2016-10-18 20:49                           ` [Qemu-devel] QOM properties vs C functions/fields (was " Eduardo Habkost
2016-10-18 21:08                           ` Peter Maydell
2016-10-18 21:08                             ` [Qemu-arm] QOM properties vs C functions/fields (was Re: [Qemu-devel] " Peter Maydell
2016-10-19 11:11                             ` Eduardo Habkost
2016-10-19 11:11                               ` [Qemu-devel] QOM properties vs C functions/fields (was " Eduardo Habkost
2016-10-19 11:22                               ` [Qemu-arm] QOM properties vs C functions/fields (was Re: [Qemu-devel] " Peter Maydell
2016-10-19 11:22                                 ` [Qemu-devel] QOM properties vs C functions/fields (was " Peter Maydell
2016-10-21 18:26                             ` [Qemu-arm] " Markus Armbruster
2016-10-22  9:31                               ` Peter Maydell
2016-10-24  7:24                                 ` Markus Armbruster
2016-10-14 22:52 ` [Qemu-arm] [PATCH v3 3/3] exec: call cpu_exec_exit() from a CPU unrealize common function Laurent Vivier
2016-10-17  3:43   ` [Qemu-devel] " David Gibson
2016-10-17 11:30   ` Igor Mammedov
2016-10-17  3:44 ` [Qemu-arm] [PATCH v3 0/3] Split cpu_exec_init() into an init and a realize part David Gibson
2016-10-17 18:47   ` Eduardo Habkost
2016-10-17 22:50     ` David Gibson

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