From: Avi Kivity <avi@redhat.com>
To: Anthony Liguori <aliguori@us.ibm.com>
Cc: jan.kiszka@siemens.com, dlaor@redhat.com, qemu-devel@nongnu.org,
Luiz Capitulino <lcapitulino@redhat.com>
Subject: Re: [Qemu-devel] Re: [PATCH 01/25] Introduce QEMU dictionary data type
Date: Wed, 29 Jul 2009 17:05:10 +0300 [thread overview]
Message-ID: <4A705716.9040209@redhat.com> (raw)
In-Reply-To: <4A704E99.9020107@us.ibm.com>
On 07/29/2009 04:28 PM, Anthony Liguori wrote:
>> I'm worried about all those void *s as they move responsibility for
>> type safety and lifecycle management to the user. I'd much rather
>> see a QObject (or Object) with the following methods:
>>
>> clone() - deep copy an object; dicts will store copies so we'll
>> avoid those leaks or a dictionary member modified after it was stored
>> destroy()
>
>
> It probably would be just as easy to do a ref()/unref() such that the
> deep copying was avoided.
>
Shallow copies have their own pitfalls, you put something in a dict and
then modify it later. I keep getting bitten by this in Python. I guess
we could live with it though. The important thing is to have proper
lifecycle management, which refcounting solves as well.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2009-07-29 14:00 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-07-28 22:04 [Qemu-devel] [PATCH 00/25] Monitor handlers new structure phase 1 Luiz Capitulino
2009-07-28 22:04 ` [Qemu-devel] [PATCH 01/25] Introduce QEMU dictionary data type Luiz Capitulino
2009-07-28 22:39 ` malc
2009-07-29 13:28 ` Luiz Capitulino
2009-07-29 13:38 ` malc
2009-07-29 13:38 ` Avi Kivity
2009-07-29 15:23 ` [Qemu-devel] " Paolo Bonzini
2009-07-29 15:24 ` Paolo Bonzini
2009-07-29 9:47 ` Avi Kivity
2009-07-29 9:49 ` Avi Kivity
2009-07-29 10:42 ` François Revol
2009-07-29 13:28 ` Anthony Liguori
2009-07-29 14:05 ` Avi Kivity [this message]
2009-07-29 13:46 ` Luiz Capitulino
2009-07-29 13:57 ` Avi Kivity
2009-07-29 14:22 ` Luiz Capitulino
2009-07-29 14:37 ` Avi Kivity
2009-07-29 16:11 ` Luiz Capitulino
2009-07-29 16:19 ` Avi Kivity
2009-07-30 14:50 ` Luiz Capitulino
2009-07-30 15:03 ` Avi Kivity
2009-07-30 15:05 ` Luiz Capitulino
2009-07-30 15:04 ` Filip Navara
2009-07-30 15:13 ` Avi Kivity
2009-07-30 15:15 ` Filip Navara
2009-07-30 15:19 ` Paul Brook
2009-07-28 22:04 ` [Qemu-devel] [PATCH 02/25] net: Fix do_set_link() return type Luiz Capitulino
2009-07-28 22:04 ` [Qemu-devel] [PATCH 03/25] Add wrappers to functions used by the Monitor Luiz Capitulino
2009-07-28 22:04 ` [Qemu-devel] [PATCH 04/25] monitor: Document missing supported argument types Luiz Capitulino
2009-07-28 22:04 ` [Qemu-devel] [PATCH 05/25] monitor: New format for handlers " Luiz Capitulino
2009-07-28 22:04 ` [Qemu-devel] [PATCH 06/25] monitor: Setup a dictionary with handler arguments Luiz Capitulino
2009-07-28 22:04 ` [Qemu-devel] [PATCH 07/25] monitor: Export qemu-dict.h header Luiz Capitulino
2009-07-28 22:04 ` [Qemu-devel] [PATCH 08/25] monitor: New GET_TLONG and GET_TPHYSADDR macros Luiz Capitulino
2009-07-28 22:04 ` [Qemu-devel] [PATCH 09/25] monitor: Port handler_0 to use the dictionary Luiz Capitulino
2009-07-28 22:04 ` [Qemu-devel] [PATCH 10/25] monitor: Port handler_1 " Luiz Capitulino
2009-07-28 22:04 ` [Qemu-devel] [PATCH 11/25] monitor: Port handler_2 " Luiz Capitulino
2009-07-28 22:05 ` [Qemu-devel] [PATCH 12/25] monitor: Port handler_3 " Luiz Capitulino
2009-07-28 22:05 ` [Qemu-devel] [PATCH 13/25] monitor: Port handler_4 " Luiz Capitulino
2009-07-28 22:05 ` [Qemu-devel] [PATCH 14/25] monitor: Port handler_5 " Luiz Capitulino
2009-07-28 22:05 ` [Qemu-devel] [PATCH 15/25] monitor: Port handler_6 " Luiz Capitulino
2009-07-28 22:05 ` [Qemu-devel] [PATCH 16/25] monitor: Port handler_7 " Luiz Capitulino
2009-07-28 22:05 ` [Qemu-devel] [PATCH 17/25] monitor: Drop handler_8 and handler_9 handling Luiz Capitulino
2009-07-28 22:05 ` [Qemu-devel] [PATCH 18/25] monitor: Port handler_10 to use the dictionary Luiz Capitulino
2009-07-28 22:05 ` [Qemu-devel] [PATCH 19/25] monitor: Split monitor_handle_command() Luiz Capitulino
2009-07-29 15:31 ` [Qemu-devel] " Paolo Bonzini
2009-07-29 15:44 ` Luiz Capitulino
2009-07-28 22:05 ` [Qemu-devel] [PATCH 20/25] monitor: Add a new index for str_allocated[] Luiz Capitulino
2009-07-28 22:05 ` [Qemu-devel] [PATCH 21/25] monitor: Drop args[] from monitor_parse_command() Luiz Capitulino
2009-07-28 22:05 ` [Qemu-devel] [PATCH 22/25] monitor: Drop 'nb_args' " Luiz Capitulino
2009-07-28 22:05 ` [Qemu-devel] [PATCH 23/25] Add check support Luiz Capitulino
2009-07-28 22:05 ` [Qemu-devel] [PATCH 24/25] Introduce dictionary test data file Luiz Capitulino
2009-07-28 22:05 ` [Qemu-devel] [PATCH 25/25] Introduce qemu-dict unit-tests Luiz Capitulino
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