vdpa: make vdpa_bus const

Now that the driver core can properly handle constant struct bus_type,
move the vdpa_bus variable to be a constant structure as well,
placing it into read-only memory which can not be modified at runtime.

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Ricardo B. Marliere <ricardo@marliere.net>
Message-Id: <20240204-bus_cleanup-vdpa-v1-1-1745eccb0a5c@marliere.net>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ricardo B. Marliere 2024-02-04 17:50:45 -03:00 committed by Michael S. Tsirkin
parent 56d61ae558
commit 8169ed6220

View file

@ -115,7 +115,7 @@ static const struct attribute_group vdpa_dev_group = {
};
__ATTRIBUTE_GROUPS(vdpa_dev);
static struct bus_type vdpa_bus = {
static const struct bus_type vdpa_bus = {
.name = "vdpa",
.dev_groups = vdpa_dev_groups,
.match = vdpa_dev_match,