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vfio/common: Move VFIO reset handler registration to a group agnostic function 

Move the reset handler registration/unregistration to a place that is not
group specific. vfio_[get/put]_address_space are the best places for that
purpose.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
This commit is contained in:
Zhenzhong Duan 2023-10-09 11:09:13 +02:00 committed by Cédric Le Goater
parent e08041ece7
commit c8fcb90c96
1 changed files with 7 additions and 8 deletions
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15
hw/vfio/common.c
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@ -1909,6 +1909,10 @@ static VFIOAddressSpace *vfio_get_address_space(AddressSpace *as)
space->as = as;
QLIST_INIT(&space->containers);
if (QLIST_EMPTY(&vfio_address_spaces)) {
qemu_register_reset(vfio_reset_handler, NULL);
}
QLIST_INSERT_HEAD(&vfio_address_spaces, space, list);
return space;
@ -1920,6 +1924,9 @@ static void vfio_put_address_space(VFIOAddressSpace *space)
QLIST_REMOVE(space, list);
g_free(space);
}
if (QLIST_EMPTY(&vfio_address_spaces)) {
qemu_unregister_reset(vfio_reset_handler, NULL);
}
}
/*
@ -2385,10 +2392,6 @@ static VFIOGroup *vfio_get_group(int groupid, AddressSpace *as, Error **errp)
goto close_fd_exit;
}
if (QLIST_EMPTY(&vfio_group_list)) {
qemu_register_reset(vfio_reset_handler, NULL);
}
QLIST_INSERT_HEAD(&vfio_group_list, group, next);
return group;
@ -2417,10 +2420,6 @@ static void vfio_put_group(VFIOGroup *group)
trace_vfio_put_group(group->fd);
close(group->fd);
g_free(group);
if (QLIST_EMPTY(&vfio_group_list)) {
qemu_unregister_reset(vfio_reset_handler, NULL);
}
}
struct vfio_device_info *vfio_get_device_info(int fd)