From: Max Reitz <mreitz@redhat.com>
To: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>,
qemu-block@nongnu.org
Cc: kwolf@redhat.com, berrange@redhat.com, ehabkost@redhat.com,
jsnow@redhat.com, qemu-devel@nongnu.org, armbru@redhat.com,
den@openvz.org, pbonzini@redhat.com
Subject: Re: [PATCH 03/21] qdev-properties: PropertyInfo: add realized_set_allowed field
Date: Mon, 17 May 2021 14:40:59 +0200 [thread overview]
Message-ID: <0f0cd3e2-f098-dd45-7e57-0f58eb08ef96@redhat.com> (raw)
In-Reply-To: <20210517064428.16223-5-vsementsov@virtuozzo.com>
On 17.05.21 08:44, Vladimir Sementsov-Ogievskiy wrote:
> Add field, so property can declare support for setting the property
> when device is realized. To be used in the following commit.
>
> Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
> ---
> include/hw/qdev-properties.h | 1 +
> hw/core/qdev-properties.c | 6 +++---
> 2 files changed, 4 insertions(+), 3 deletions(-)
Looks OK to me, although qdev isn’t my specialty.
> diff --git a/include/hw/qdev-properties.h b/include/hw/qdev-properties.h
> index 0ef97d60ce..007e1f69f4 100644
> --- a/include/hw/qdev-properties.h
> +++ b/include/hw/qdev-properties.h
> @@ -32,6 +32,7 @@ struct PropertyInfo {
> const char *name;
> const char *description;
> const QEnumLookup *enum_table;
> + bool realized_set_allowed;
I think a comment would be nice, though.
Max
> int (*print)(Object *obj, Property *prop, char *dest, size_t len);
> void (*set_default_value)(ObjectProperty *op, const Property *prop);
> ObjectProperty *(*create)(ObjectClass *oc, const char *name,
> diff --git a/hw/core/qdev-properties.c b/hw/core/qdev-properties.c
> index 50f40949f5..c34aac6ebc 100644
> --- a/hw/core/qdev-properties.c
> +++ b/hw/core/qdev-properties.c
> @@ -26,11 +26,11 @@ void qdev_prop_set_after_realize(DeviceState *dev, const char *name,
>
> /* returns: true if property is allowed to be set, false otherwise */
> static bool qdev_prop_allow_set(Object *obj, const char *name,
> - Error **errp)
> + const PropertyInfo *info, Error **errp)
> {
> DeviceState *dev = DEVICE(obj);
>
> - if (dev->realized) {
> + if (dev->realized && !info->realized_set_allowed) {
> qdev_prop_set_after_realize(dev, name, errp);
> return false;
> }
> @@ -79,7 +79,7 @@ static void field_prop_set(Object *obj, Visitor *v, const char *name,
> {
> Property *prop = opaque;
>
> - if (!qdev_prop_allow_set(obj, name, errp)) {
> + if (!qdev_prop_allow_set(obj, name, prop->info, errp)) {
> return;
> }
>
>
next prev parent reply other threads:[~2021-05-17 12:42 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-17 6:44 [PATCH 00/21] block: publish backup-top filter Vladimir Sementsov-Ogievskiy
2021-05-17 6:44 ` [PATCH] block/copy-on-read: use bdrv_drop_filter() and drop s->active Vladimir Sementsov-Ogievskiy
2021-05-17 6:44 ` [PATCH 01/21] block: introduce bdrv_replace_child_bs() Vladimir Sementsov-Ogievskiy
2021-05-17 12:09 ` Max Reitz
2021-05-17 14:30 ` Vladimir Sementsov-Ogievskiy
2021-05-17 15:51 ` Max Reitz
2021-05-17 18:05 ` Vladimir Sementsov-Ogievskiy
2021-05-19 10:12 ` Vladimir Sementsov-Ogievskiy
2021-05-19 11:11 ` Max Reitz
2021-05-19 11:14 ` Vladimir Sementsov-Ogievskiy
2021-05-17 6:44 ` [PATCH 02/21] block: introduce blk_replace_bs Vladimir Sementsov-Ogievskiy
2021-05-17 12:32 ` Max Reitz
2021-05-17 6:44 ` [PATCH 03/21] qdev-properties: PropertyInfo: add realized_set_allowed field Vladimir Sementsov-Ogievskiy
2021-05-17 12:40 ` Max Reitz [this message]
2021-05-17 14:33 ` Vladimir Sementsov-Ogievskiy
2021-05-17 6:44 ` [PATCH 04/21] qdev: allow setting drive property for realized device Vladimir Sementsov-Ogievskiy
2021-05-17 15:48 ` Max Reitz
2021-05-17 18:09 ` Vladimir Sementsov-Ogievskiy
2021-05-18 9:09 ` Max Reitz
2021-05-18 9:20 ` Vladimir Sementsov-Ogievskiy
2021-05-17 6:44 ` [PATCH 05/21] block: rename backup-top to copy-before-write Vladimir Sementsov-Ogievskiy
2021-05-17 16:05 ` Max Reitz
2021-05-17 19:42 ` Vladimir Sementsov-Ogievskiy
2021-05-18 9:37 ` Max Reitz
2021-05-17 6:44 ` [PATCH 06/21] block/backup: drop support for copy_range Vladimir Sementsov-Ogievskiy
2021-05-17 16:20 ` Max Reitz
2021-05-17 6:44 ` [PATCH 07/21] block-copy: always set BDRV_REQ_SERIALISING flag Vladimir Sementsov-Ogievskiy
2021-05-17 16:46 ` Max Reitz
2021-05-17 6:44 ` [PATCH 08/21] block/backup: stricter backup_calculate_cluster_size() Vladimir Sementsov-Ogievskiy
2021-05-17 16:57 ` Max Reitz
2021-05-17 19:53 ` Vladimir Sementsov-Ogievskiy
2021-05-17 6:44 ` [PATCH 09/21] block/backup: move cluster size calculation to block-copy Vladimir Sementsov-Ogievskiy
2021-05-17 17:09 ` Max Reitz
2021-05-17 6:44 ` [PATCH 10/21] block/copy-before-write: relax permission requirements when no parents Vladimir Sementsov-Ogievskiy
2021-05-18 11:10 ` Max Reitz
2021-05-18 12:16 ` Vladimir Sementsov-Ogievskiy
2021-05-17 6:44 ` [PATCH 11/21] block/copy-before-write: use file child instead of backing Vladimir Sementsov-Ogievskiy
2021-05-18 11:47 ` Max Reitz
2021-05-18 12:21 ` Vladimir Sementsov-Ogievskiy
2021-05-17 6:44 ` [PATCH 12/21] block/copy-before-write: bdrv_cbw_append(): replace child at last Vladimir Sementsov-Ogievskiy
2021-05-18 12:35 ` Max Reitz
2021-05-17 6:44 ` [PATCH 13/21] block/copy-before-write: introduce cbw_init() Vladimir Sementsov-Ogievskiy
2021-05-18 12:53 ` Max Reitz
2021-05-17 6:44 ` [PATCH 14/21] block/copy-before-write: cbw_init(): rename variables Vladimir Sementsov-Ogievskiy
2021-05-18 13:01 ` Max Reitz
2021-05-17 6:44 ` [PATCH 15/21] block/copy-before-write: cbw_init(): use file child after attaching Vladimir Sementsov-Ogievskiy
2021-05-18 13:43 ` Max Reitz
2021-05-17 6:44 ` [PATCH 16/21] block/copy-before-write: cbw_init(): use options Vladimir Sementsov-Ogievskiy
2021-05-18 13:56 ` Max Reitz
2021-05-18 14:24 ` Vladimir Sementsov-Ogievskiy
2021-05-18 14:29 ` Max Reitz
2021-05-18 14:32 ` Vladimir Sementsov-Ogievskiy
2021-05-17 6:44 ` [PATCH 17/21] block/block-copy: switch to fully set bitmap by default Vladimir Sementsov-Ogievskiy
2021-05-18 14:22 ` Max Reitz
2021-05-18 14:31 ` Vladimir Sementsov-Ogievskiy
2021-05-17 6:44 ` [PATCH 18/21] block/block-copy: make setting progress optional Vladimir Sementsov-Ogievskiy
2021-05-18 14:26 ` Max Reitz
2021-05-18 14:35 ` Vladimir Sementsov-Ogievskiy
2021-05-17 6:44 ` [PATCH 19/21] block/copy-before-write: make public block driver Vladimir Sementsov-Ogievskiy
2021-05-18 14:46 ` Max Reitz
2021-05-17 6:44 ` [PATCH 20/21] qapi: publish copy-before-write filter Vladimir Sementsov-Ogievskiy
2021-05-18 14:48 ` Max Reitz
2021-05-18 14:56 ` Vladimir Sementsov-Ogievskiy
2021-05-17 6:44 ` [PATCH 21/21] itotests/222: add test-case for " Vladimir Sementsov-Ogievskiy
2021-05-18 15:24 ` Max Reitz
2021-05-18 15:41 ` Vladimir Sementsov-Ogievskiy
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