--- /dev/null
+From b39df63b16b64a3af42695acb9bc567aad144776 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
+Date: Wed, 9 Nov 2022 12:14:44 +0100
+Subject: drm/amdgpu: always register an MMU notifier for userptr
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+From: Christian König <christian.koenig@amd.com>
+
+commit b39df63b16b64a3af42695acb9bc567aad144776 upstream.
+
+Since switching to HMM we always need that because we no longer grab
+references to the pages.
+
+Signed-off-by: Christian König <christian.koenig@amd.com>
+Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
+Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
+CC: stable@vger.kernel.org
+Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
+Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+---
+ drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 8 +++-----
+ 1 file changed, 3 insertions(+), 5 deletions(-)
+
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
+@@ -308,11 +308,9 @@ int amdgpu_gem_userptr_ioctl(struct drm_
+ if (r)
+ goto release_object;
+
+- if (args->flags & AMDGPU_GEM_USERPTR_REGISTER) {
+- r = amdgpu_mn_register(bo, args->addr);
+- if (r)
+- goto release_object;
+- }
++ r = amdgpu_mn_register(bo, args->addr);
++ if (r)
++ goto release_object;
+
+ if (args->flags & AMDGPU_GEM_USERPTR_VALIDATE) {
+ down_read(¤t->mm->mmap_sem);
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
- drivers/net/usb/qmi_wwan.c | 1 +
+ drivers/net/usb/qmi_wwan.c | 1 +
1 file changed, 1 insertion(+)
-diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
-index 66c6b7111a3a..74040db959d8 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
-@@ -1306,6 +1306,7 @@ static const struct usb_device_id products[] = {
+@@ -1306,6 +1306,7 @@ static const struct usb_device_id produc
{QMI_FIXED_INTF(0x2357, 0x0201, 4)}, /* TP-LINK HSUPA Modem MA180 */
{QMI_FIXED_INTF(0x2357, 0x9000, 4)}, /* TP-LINK MA260 */
{QMI_QUIRK_SET_DTR(0x1bc7, 0x1031, 3)}, /* Telit LE910C1-EUX */
{QMI_QUIRK_SET_DTR(0x1bc7, 0x1040, 2)}, /* Telit LE922A */
{QMI_QUIRK_SET_DTR(0x1bc7, 0x1050, 2)}, /* Telit FN980 */
{QMI_QUIRK_SET_DTR(0x1bc7, 0x1060, 2)}, /* Telit LN920 */
---
-2.35.1
-