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[PATCH v7 54/65] qdev: adjust PciDevfn declared type
- To: qemu-devel@xxxxxxxxxx
- From: Marc-André Lureau <marcandre.lureau@xxxxxxxxxx>
- Date: Tue, 20 Oct 2026 14:46:11 +0400
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- Cc: Markus Armbruster <armbru@xxxxxxxxxx>, Michael Roth <michael.roth@xxxxxxx>, John Snow <jsnow@xxxxxxxxxx>, Peter Maydell <peter.maydell@xxxxxxxxxx>, Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>, Pierrick Bouvier <pierrick.bouvier@xxxxxxxxxxxxxxxx>, Paolo Bonzini <pbonzini@xxxxxxxxxx>, Daniel P. Berrangé <berrange@xxxxxxxxxx>, Kostiantyn Kostiuk <kkostiuk@xxxxxxxxxx>, Eric Blake <eblake@xxxxxxxxxx>, David Hildenbrand <david@xxxxxxxxxx>, Igor Mammedov <imammedo@xxxxxxxxxx>, "Edgar E. Iglesias" <edgar.iglesias@xxxxxxxxx>, Jason Wang <jasowangio@xxxxxxxxx>, Marcelo Tosatti <mtosatti@xxxxxxxxxx>, kvm@xxxxxxxxxxxxxxx, Alberto Garcia <berto@xxxxxxxxxx>, Kevin Wolf <kwolf@xxxxxxxxxx>, Hanna Reitz <hreitz@xxxxxxxxxx>, Philippe Mathieu-Daudé <philmd@xxxxxxxxxxxxxxxx>, Zhao Liu <zhao1.liu@xxxxxxxxx>, Jonathan Cameron <jic23@xxxxxxxxxx>, Junjie Cao <junjie.cao@xxxxxxxxx>, Anisa Su <anisa.su@xxxxxxxxxxx>, Elena Ufimtseva <elena.ufimtseva@xxxxxxxxxx>, Jagannathan Raman <jag.raman@xxxxxxxxxx>, John Levon <john.levon@xxxxxxxxxxx>, Thanos Makatos <thanos.makatos@xxxxxxxxxxx>, Cédric Le Goater <clg@xxxxxxxxxx>, Cornelia Huck <cohuck@xxxxxxxxxx>, Eric Farman <farman@xxxxxxxxxxxxx>, Matthew Rosato <mjrosato@xxxxxxxxxxxxx>, Richard Henderson <richard.henderson@xxxxxxxxxx>, Ilya Leoshkevich <iii@xxxxxxxxxxxxx>, qemu-block@xxxxxxxxxx, linux-cxl@xxxxxxxxxxxxxxx, qemu-s390x@xxxxxxxxxx, "Michael S. Tsirkin" <mst@xxxxxxxxxx>, Sergio Lopez <slp@xxxxxxxxxx>, qemu-arm@xxxxxxxxxx, Palmer Dabbelt <palmer@xxxxxxxxxxx>, Alistair Francis <alistair.francis@xxxxxxx>, Weiwei Li <liwei1518@xxxxxxxxx>, Daniel Henrique Barboza <daniel.barboza@xxxxxxxxxxxxxxxx>, Liu Zhiwei <zhiwei_liu@xxxxxxxxxxxxxxxxx>, Chao Liu <chao.liu@xxxxxxxxxxxxxxxxxx>, qemu-riscv@xxxxxxxxxx, Song Gao <17746591750@xxxxxxx>, Bibo Mao <maobibo@xxxxxxxxxxx>, Xianglai Li <lixianglai@xxxxxxxxxxx>, Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx>, Pedro Barbuda <pbarbuda@xxxxxxxxxxxxx>, Mohamed Mediouni <mohamed@xxxxxxxxxxxxxxxx>, Nicholas Piggin <npiggin@xxxxxxxxx>, Harsh Prateek Bora <harshpb@xxxxxxxxxxxxx>, Amit Machhiwal <amachhiw@xxxxxxxxxxxxx>, qemu-ppc@xxxxxxxxxx, Zhang Chen <zhangckid@xxxxxxxxx>, Li Zhijian <lizhijian@xxxxxxxxxxx>, Alistair Francis <alistair@xxxxxxxxxxxxx>, Alexander Graf <graf@xxxxxxxxxx>, "Gonglei (Arei)" <arei.gonglei@xxxxxxxxxx>, zhenwei pi <zhenwei.pi@xxxxxxxxx>, Ani Sinha <anisinha@xxxxxxxxxx>, Luc Michel <luc@xxxxxxxxxx>, Cédric Le Goater <clg@xxxxxxxx>, Jamin Lin <jamin_lin@xxxxxxxxxxxxxx>, Kane Chen <kane_chen@xxxxxxxxxxxxxx>, Samuel Tardieu <sam@xxxxxxxxxxx>, "Denis V. Lunev" <den@xxxxxxxxxx>, FangSheng Huang <FangSheng.Huang@xxxxxxx>, Tyrone Ting <kfting@xxxxxxxxxxx>, Hao Wu <wuhaotsh@xxxxxxxxxx>, Keith Busch <kbusch@xxxxxxxxxx>, Klaus Jensen <its@xxxxxxxxxxxxx>, Jesper Devantier <foss@xxxxxxxxxxx>, Aditya Gupta <adityag@xxxxxxxxxxxxx>, Glenn Miles <milesg@xxxxxxxxxxxxx>, Conor Dooley <conor@xxxxxxxxxx>, Sebastian Huber <sebastian.huber@xxxxxxxxxxxxxxxxxx>, Halil Pasic <pasic@xxxxxxxxxxxxx>, Christian Borntraeger <borntraeger@xxxxxxxxxxxxx>, Jason Herne <jjherne@xxxxxxxxxxxxx>, Titus Rwantare <titusr@xxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Anthony PERARD <anthony@xxxxxxxxxxxxxx>, Peter Xu <peterx@xxxxxxxxxx>, Chinmay Rath <rathc@xxxxxxxxxxxxx>, Hendrik Brueckner <brueckner@xxxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx, Roman Bolshakov <rbolshakov@xxxxxxx>, Phil Dennis-Jordan <phil@xxxxxxxxxxxxx>, Fam Zheng <fam@xxxxxxxxxx>, Farhan Ali <alifm@xxxxxxxxxxxxx>, Alex Williamson <alex@xxxxxxxxxxx>, Tao Tang <tangtao1634@xxxxxxxxxxxxxx>, Stefan Berger <stefanb@xxxxxxxxxxxxxxxxxx>, Fabiano Rosas <farosas@xxxxxxx>, Mark Cave-Ayland <mark.cave-ayland@xxxxxxxxxxxx>, Artyom Tarasenko <atar4qemu@xxxxxxxxx>, Yoshinori Sato <yoshinori.sato@xxxxxxxxx>, Jiri Pirko <jiri@xxxxxxxxxxx>, Eric Auger <eric.auger@xxxxxxxxxx>, Laurent Vivier <lvivier@xxxxxxxxxx>, Marc-André Lureau <marcandre.lureau@xxxxxxxxxx>
- Delivery-date: Tue, 20 Oct 2026 11:11:08 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
PciDevfn is a bit special, since it accepts integer and string as
setter, but only output integer as getter.
Unfortunately, we can't declare an alternate str|int QAPI type for it,
since: branch 'string' can't be distinguished from 'integer'
Rather than declaring it as "str", use the common type instead.
Signed-off-by: Markus Armbruster <armbru@xxxxxxxxxx>
Signed-off-by: Marc-André Lureau <marcandre.lureau@xxxxxxxxxx>
---
hw/core/qdev-properties-system.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/hw/core/qdev-properties-system.c b/hw/core/qdev-properties-system.c
index 5bfdfe1ab9d9..3381de1144d6 100644
--- a/hw/core/qdev-properties-system.c
+++ b/hw/core/qdev-properties-system.c
@@ -904,7 +904,8 @@ static char *print_pci_devfn(Object *obj, const Property
*prop)
}
const PropertyInfo qdev_prop_pci_devfn = {
- .type = "str",
+ /* The formatted string accepted by the setter is a CLI convenience. */
+ .type = "int32",
.description = "Slot and optional function number, example: 06.0 or 06",
.print = print_pci_devfn,
.get = qdev_propinfo_get_int32,
--
2.56.0.116.g6de20f6092dc
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