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hw/vfio/ap: attribute constructor for cfg_chg_events_lock

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Created an attribute constructor for cfg_chg_events_lock for locking
mechanism when storing event information for an AP configuration change
event

Fixes: fd03360215 ("Storing event information for an AP configuration change event")
Signed-off-by: Rorie Reyes <rreyes@linux.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Link: https://lore.kernel.org/qemu-devel/20250611211252.82107-1-rreyes@linux.ibm.com
Signed-off-by: Cédric Le Goater <clg@redhat.com>
This commit is contained in:
Rorie Reyes 2025-06-11 17:12:52 -04:00 • committed by Cédric Le Goater
parent f9a3def17b
commit 639ff87a1a
1 changed files with 5 additions and 7 deletions
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12
hw/vfio/ap.c
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@ -52,6 +52,11 @@ static QTAILQ_HEAD(, APConfigChgEvent) cfg_chg_events =
static QemuMutex cfg_chg_events_lock;
static void __attribute__((constructor)) vfio_ap_global_init(void)
{
qemu_mutex_init(&cfg_chg_events_lock);
}
OBJECT_DECLARE_SIMPLE_TYPE(VFIOAPDevice, VFIO_AP_DEVICE)
static void vfio_ap_compute_needs_reset(VFIODevice *vdev)
@ -230,13 +235,6 @@ static void vfio_ap_realize(DeviceState *dev, Error **errp)
VFIOAPDevice *vapdev = VFIO_AP_DEVICE(dev);
VFIODevice *vbasedev = &vapdev->vdev;
static bool lock_initialized;
if (!lock_initialized) {
qemu_mutex_init(&cfg_chg_events_lock);
lock_initialized = true;
}
if (!vfio_device_get_name(vbasedev, errp)) {
return;
}