From: Peter Xu <peterx@redhat.com>
To: "Daniel P. Berrangé" <berrange@redhat.com>
Cc: qemu-devel@nongnu.org, Paolo Bonzini <pbonzini@redhat.com>,
Markus Armbruster <armbru@redhat.com>
Subject: Re: [PATCH v3 9/9] hw: enforce use of static, const string with qdev_new()
Date: Fri, 15 Nov 2024 12:55:28 -0500 [thread overview]
Message-ID: <ZzeLEJpx_Yg-LNwT@x1n> (raw)
In-Reply-To: <20241115172521.504102-10-berrange@redhat.com>
On Fri, Nov 15, 2024 at 05:25:21PM +0000, Daniel P. Berrangé wrote:
> Since qdev_new() will assert(), it should only be used in scenarios
> where the caller knows exactly what type it is asking to be created,
> and can thus be confident in avoiding abstract types.
>
> Enforce this by using a macro wrapper which types to paste "" to the
> type name. This will generate a compile error if not passed a static
> const string, forcing callers to use qdev_new_dynamic() instead.
>
> Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
--
Peter Xu
next prev parent reply other threads:[~2024-11-15 17:56 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-11-15 17:25 [PATCH v3 0/9] Require error handling for dynamically created objects Daniel P. Berrangé
2024-11-15 17:25 ` [PATCH v3 1/9] hw: eliminate qdev_try_new, isa_try_new & usb_try_new Daniel P. Berrangé
2024-11-15 17:54 ` Peter Xu
2024-11-15 18:34 ` Daniel P. Berrangé
2024-12-03 15:30 ` Markus Armbruster
2024-12-05 16:21 ` Daniel P. Berrangé
2024-11-15 17:25 ` [PATCH v3 2/9] qom: refactor checking abstract property when creating instances Daniel P. Berrangé
2024-11-15 17:54 ` Peter Xu
2024-11-15 17:25 ` [PATCH v3 3/9] qom: allow failure of object_new_with_class Daniel P. Berrangé
2024-11-15 17:25 ` [PATCH v3 4/9] qom: introduce object_new_dynamic() Daniel P. Berrangé
2024-11-15 17:25 ` [PATCH v3 5/9] convert code to object_new_dynamic() where appropriate Daniel P. Berrangé
2024-11-15 17:25 ` [PATCH v3 6/9] qom: enforce use of static, const string with object_new() Daniel P. Berrangé
2024-11-15 17:25 ` [PATCH v3 7/9] qom: introduce qdev_new_dynamic() Daniel P. Berrangé
2024-11-15 17:55 ` Peter Xu
2024-11-15 17:25 ` [PATCH v3 8/9] convert code to qdev_new_dynamic() where appropriate Daniel P. Berrangé
2024-11-15 17:25 ` [PATCH v3 9/9] hw: enforce use of static, const string with qdev_new() Daniel P. Berrangé
2024-11-15 17:55 ` Peter Xu [this message]
2024-12-04 11:07 ` [PATCH v3 0/9] Require error handling for dynamically created objects Markus Armbruster
2024-12-05 16:04 ` Daniel P. Berrangé
2024-12-06 8:25 ` Markus Armbruster
2024-12-06 10:57 ` Daniel P. Berrangé
2024-12-07 7:37 ` Markus Armbruster
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