From: "Andreas Färber" <afaerber@suse.de>
To: Igor Mammedov <imammedo@redhat.com>
Cc: aliguori@us.ibm.com, Eduardo Habkost <ehabkost@redhat.com>,
claudio.fontana@huawei.com, qemu-devel@nongnu.org,
aderumier@odiso.com, lcapitulino@redhat.com,
jfrei@linux.vnet.ibm.com, yang.z.zhang@intel.com,
Paolo Bonzini <pbonzini@redhat.com>,
lig.fnst@cn.fujitsu.com, rth@twiddle.net
Subject: Re: [Qemu-devel] [PATCH 03/22] target-i386: split out CPU creation and features parsing into cpu_x86_create()
Date: Tue, 09 Apr 2013 16:02:29 +0200 [thread overview]
Message-ID: <51641F75.3040709@suse.de> (raw)
In-Reply-To: <20130409123347.33fb0a1b@nial.usersys.redhat.com>
Am 09.04.2013 12:33, schrieb Igor Mammedov:
> On Tue, 09 Apr 2013 12:30:21 +0200
> Paolo Bonzini <pbonzini@redhat.com> wrote:
>
>> Il 08/04/2013 20:30, Eduardo Habkost ha scritto:
>>>>> - cpu_x86_register(cpu, name, &error);
>>>>> - if (error) {
>>>>> + cpu_x86_register(cpu, name, errp);
>>>>> + if (error_is_set(errp)) {
>>> So the function now does error checking properly if and only if errp is
>>> not NULL. Do we really want to do that?
>>
>> No, using error_propagate is the correct idiom indeed.
> Ok, I'll use error_propagate() in next version.
I remember accepting some CPU refactoring patch but asking you to fix up
the same issue as follow-up - I don't remember having received a single
fix-up patch, could you please check on whether that is hidden in some
series or still missing? Thanks!
Andreas
>
>>
>> Paolo
>>
>>>>> goto out;
>>>>> }
>>>>>
>>>>> - cpu_x86_parse_featurestr(cpu, features, &error);
>>>>> - if (error) {
>>>>> + cpu_x86_parse_featurestr(cpu, features, errp);
>>>>> + if (error_is_set(errp)) {
>>>>> goto out;
>>>>> }
>>>>>
>>>>> - object_property_set_bool(OBJECT(cpu), true, "realized", &error);
>>>>> +out:
>>>>> + g_strfreev(model_pieces);
>>> Any specific reason you didn't choose to keep 'Error *error = NULL'
>>> inside cpu_x86_create() as well, and use error_propagate() here? I
>>> believe it would make the patch simpler and easier to review, and at the
>>> same time make cpu_x86_init() check for errors properly even if errp is
>>> NULL. This is the opposite of what you did on x86_cpu_realizefn() at
>>> patch 01/22.
>>
>
--
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany
GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer; HRB 16746 AG Nürnberg
next prev parent reply other threads:[~2013-04-09 14:02 UTC|newest]
Thread overview: 77+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-05 14:36 [Qemu-devel] [PATCH 00/22 v2] target-i386: CPU hot-add with cpu-add QMP command Igor Mammedov
2013-04-05 14:36 ` [Qemu-devel] [PATCH 01/22] target-i386: consolidate error propagation in x86_cpu_realizefn() Igor Mammedov
2013-04-09 17:42 ` Andreas Färber
2013-04-05 14:36 ` [Qemu-devel] [PATCH 02/22] target-i386: split APIC creation from initialization " Igor Mammedov
2013-04-08 2:26 ` li guang
2013-04-08 18:16 ` Eduardo Habkost
2013-04-09 18:52 ` Andreas Färber
2013-04-05 14:36 ` [Qemu-devel] [PATCH 03/22] target-i386: split out CPU creation and features parsing into cpu_x86_create() Igor Mammedov
2013-04-08 18:30 ` Eduardo Habkost
2013-04-09 10:30 ` Paolo Bonzini
2013-04-09 10:33 ` Igor Mammedov
2013-04-09 14:02 ` Andreas Färber [this message]
2013-04-05 14:36 ` [Qemu-devel] [PATCH 04/22] cpu: Pass CPUState to *cpu_synchronize_post*() Igor Mammedov
2013-04-08 19:38 ` Eduardo Habkost
2013-04-05 14:36 ` [Qemu-devel] [PATCH 05/22] cpu: call cpu_synchronize_post_init() from CPUClass.realize() if hotplugged Igor Mammedov
2013-04-08 19:45 ` Eduardo Habkost
2013-04-09 10:13 ` Igor Mammedov
2013-04-09 11:17 ` Paolo Bonzini
2013-04-09 11:15 ` Paolo Bonzini
2013-04-05 14:36 ` [Qemu-devel] [PATCH 06/22] cpu: introduce CPUClass.resume() method Igor Mammedov
2013-04-08 2:27 ` li guang
2013-04-08 20:13 ` Eduardo Habkost
2013-04-09 10:26 ` Igor Mammedov
2013-04-09 13:21 ` Andreas Färber
2013-04-09 11:20 ` Paolo Bonzini
2013-04-10 12:57 ` Igor Mammedov
2013-04-05 14:36 ` [Qemu-devel] [PATCH 07/22] target-i386: kvmvapic: replace FROM_SYSBUS() with QOM type cast Igor Mammedov
2013-04-10 17:54 ` Andreas Färber
2013-04-05 14:37 ` [Qemu-devel] [PATCH 08/22] target-i386: ioapic: " Igor Mammedov
2013-04-08 2:13 ` li guang
2013-04-08 11:32 ` Igor Mammedov
2013-04-09 11:36 ` Paolo Bonzini
2013-04-10 0:21 ` li guang
2013-04-10 8:06 ` Paolo Bonzini
2013-04-10 16:12 ` Igor Mammedov
2013-04-10 18:12 ` Andreas Färber
2013-04-10 17:58 ` Andreas Färber
2013-04-05 14:37 ` [Qemu-devel] [PATCH 09/22] introduce CPU hot-plug notifier Igor Mammedov
2013-04-09 11:23 ` Paolo Bonzini
2013-04-05 14:37 ` [Qemu-devel] [PATCH 10/22] rtc: update rtc_cmos on CPU hot-plug Igor Mammedov
2013-04-05 14:37 ` [Qemu-devel] [PATCH 11/22] cpu: introduce get_firmware_id() method and override it for target-i386 Igor Mammedov
2013-04-08 2:02 ` li guang
2013-04-08 11:41 ` Igor Mammedov
2013-04-05 14:37 ` [Qemu-devel] [PATCH 12/22] cpu: add helper cpu_exists(), to check if CPU with specified id exists Igor Mammedov
2013-04-09 11:25 ` Paolo Bonzini
2013-04-05 14:37 ` [Qemu-devel] [PATCH 13/22] acpi_piix4: add infrastructure to send CPU hot-plug GPE to guest Igor Mammedov
2013-04-08 2:24 ` li guang
2013-04-08 11:47 ` Igor Mammedov
2013-04-05 14:37 ` [Qemu-devel] [PATCH 14/22] target-i386: introduce apic-id property Igor Mammedov
2013-04-09 11:26 ` Paolo Bonzini
2013-04-05 14:37 ` [Qemu-devel] [PATCH 15/22] introduce ICC bus/device/bridge Igor Mammedov
2013-04-05 14:37 ` [Qemu-devel] [PATCH 16/22] target-i386: cpu: attach ICC bus to CPU on its creation Igor Mammedov
2013-04-05 14:37 ` [Qemu-devel] [PATCH 17/22] target-i386: replace MSI_SPACE_SIZE with APIC_SPACE_SIZE Igor Mammedov
2013-04-05 14:37 ` [Qemu-devel] [PATCH 18/22] target-i386: move APIC to ICC bus Igor Mammedov
2013-04-05 16:15 ` Eduardo Habkost
2013-04-05 22:23 ` Igor Mammedov
2013-04-05 22:31 ` Igor Mammedov
2013-04-09 11:29 ` Paolo Bonzini
2013-04-05 14:37 ` [Qemu-devel] [PATCH 18/22] target-i386: move IOAPIC " Igor Mammedov
2013-04-09 11:33 ` Paolo Bonzini
2013-04-09 12:51 ` Igor Mammedov
2013-04-05 14:37 ` [Qemu-devel] [PATCH 19/22] target-i386: move APIC " Igor Mammedov
2013-04-09 12:47 ` Igor Mammedov
2013-04-05 14:37 ` [Qemu-devel] [PATCH 19/22] target-i386: move IOAPIC " Igor Mammedov
2013-04-05 14:37 ` [Qemu-devel] [PATCH 20/22] qdev: set device's parent before calling realize() down inheritance chain Igor Mammedov
2013-04-09 11:34 ` Paolo Bonzini
2013-04-05 14:37 ` [Qemu-devel] [PATCH 21/22] target-i386: expose all possible CPUs as /machine/icc-bridge/cpu[0..N] links Igor Mammedov
2013-04-05 14:37 ` [Qemu-devel] [PATCH 22/22] add cpu-add qmp command and implement CPU hot-add for target-i386 Igor Mammedov
2013-04-05 17:10 ` Eduardo Habkost
2013-04-05 17:24 ` Eduardo Habkost
2013-04-11 15:17 ` Igor Mammedov
2013-04-11 15:49 ` Eduardo Habkost
2013-04-09 20:19 ` Igor Mammedov
2013-04-09 20:46 ` Eduardo Habkost
2013-04-09 21:05 ` Igor Mammedov
2013-04-11 15:12 ` Eduardo Habkost
2013-04-11 15:37 ` Igor Mammedov
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=51641F75.3040709@suse.de \
--to=afaerber@suse.de \
--cc=aderumier@odiso.com \
--cc=aliguori@us.ibm.com \
--cc=claudio.fontana@huawei.com \
--cc=ehabkost@redhat.com \
--cc=imammedo@redhat.com \
--cc=jfrei@linux.vnet.ibm.com \
--cc=lcapitulino@redhat.com \
--cc=lig.fnst@cn.fujitsu.com \
--cc=pbonzini@redhat.com \
--cc=qemu-devel@nongnu.org \
--cc=rth@twiddle.net \
--cc=yang.z.zhang@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.