On Fri, Mar 05, 2021 at 09:18:30AM +0100, Geert Uytterhoeven wrote:

CC Greg

On Thu, Mar 4, 2021 at 11:30 AM Bartosz Golaszewski [off-list ref] wrote:

quoted

From: Bartosz Golaszewski <redacted>

Export the symbol for device_is_bound() so that we can use it in gpio-sim
to check if the simulated GPIO chip is bound before fetching its driver
data from configfs callbacks in order to retrieve the name of the GPIO
chip device.

Signed-off-by: Bartosz Golaszewski <redacted>
---
 drivers/base/dd.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/base/dd.c b/drivers/base/dd.c
index 9179825ff646..c62c02e3490a 100644
--- a/drivers/base/dd.c
+++ b/drivers/base/dd.c

@@ -353,6 +353,7 @@ bool device_is_bound(struct device *dev)
 {
        return dev->p && klist_node_attached(&dev->p->knode_driver);
 }
+EXPORT_SYMBOL_GPL(device_is_bound);

No.  Please no.  Why is this needed?  Feels like someone is doing
something really wrong...

NACK.