habanalabs: remove releasing of user threads from device release

The device file is not in use when hl_device_release() is called,
and there aren't any user threads that use IOCTLs to wait for
interrupts. Therefore there is no need to release them at this point.

Signed-off-by: Tomer Tayar <ttayar@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>

diff --git a/drivers/misc/habanalabs/common/device.c b/drivers/misc/habanalabs/common/device.c
index 87ab329..1453f2e 100644 (file)
--- a/drivers/misc/habanalabs/common/device.c
+++ b/drivers/misc/habanalabs/common/device.c
@@ -511,11 +511,6 @@ static int hl_device_release(struct inode *inode, struct file *filp)
                return 0;
        }
 
-       /* Each pending user interrupt holds the user's context, hence we
-        * must release them all before calling hl_ctx_mgr_fini().
-        */
-       hl_release_pending_user_interrupts(hpriv->hdev);
-
        hl_ctx_mgr_fini(hdev, &hpriv->ctx_mgr);
        hl_mem_mgr_fini(&hpriv->mem_mgr);