git: 27ac2b2d4970 - main - LinuxKPI: Replace missed Giant with bus_topo_lock.

From: Alexander Motin <mav_at_FreeBSD.org>
Date: Sun, 26 Dec 2021 03:02:48 UTC
The branch main has been updated by mav:

URL: https://cgit.FreeBSD.org/src/commit/?id=27ac2b2d49706561ea5d917d77fd6b0a07cb72f8

commit 27ac2b2d49706561ea5d917d77fd6b0a07cb72f8
Author:     Alexander Motin <mav@FreeBSD.org>
AuthorDate: 2021-12-26 03:02:07 +0000
Commit:     Alexander Motin <mav@FreeBSD.org>
CommitDate: 2021-12-26 03:02:07 +0000

    LinuxKPI: Replace missed Giant with bus_topo_lock.
---
 sys/compat/linuxkpi/common/include/linux/device.h | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/sys/compat/linuxkpi/common/include/linux/device.h b/sys/compat/linuxkpi/common/include/linux/device.h
index e79a101169c6..71cca729243a 100644
--- a/sys/compat/linuxkpi/common/include/linux/device.h
+++ b/sys/compat/linuxkpi/common/include/linux/device.h
@@ -514,10 +514,10 @@ device_release_driver(struct device *dev)
 	dev_set_drvdata(dev, NULL);
 	/* Do not call dev->release! */
 
-	mtx_lock(&Giant);
+	bus_topo_lock();
 	if (device_is_attached(dev->bsddev))
 		device_detach(dev->bsddev);
-	mtx_unlock(&Giant);
+	bus_topo_unlock();
 #endif
 }
 
@@ -527,9 +527,9 @@ device_reprobe(struct device *dev)
 	int error;
 
 	device_release_driver(dev);
-	mtx_lock(&Giant);
+	bus_topo_lock();
 	error = device_probe_and_attach(dev->bsddev);
-	mtx_unlock(&Giant);
+	bus_topo_unlock();
 
 	return (-error);
 }