qemu-kvm/SOURCES/0021-Add-upstream-compatibility-bits.patch

From 03502faf7012e20fb7c4f1efee7e429ad3727fd1 Mon Sep 17 00:00:00 2001
From: Miroslav Rezanina <mrezanin@redhat.com>
Date: Wed, 15 May 2024 01:41:13 -0400
Subject: Add upstream compatibility bits

---
 hw/arm/virt.c              |  1 +
 hw/core/machine.c          | 17 +++++++++++++++++
 hw/i386/pc_piix.c          |  2 ++
 hw/i386/pc_q35.c           |  2 ++
 hw/s390x/s390-virtio-ccw.c |  1 +
 include/hw/boards.h        |  3 +++
 6 files changed, 26 insertions(+)

diff --git a/hw/arm/virt.c b/hw/arm/virt.c
index 903c0f2e9f..3374d3b0bc 100644
--- a/hw/arm/virt.c
+++ b/hw/arm/virt.c
@@ -3582,6 +3582,7 @@ DEFINE_VIRT_MACHINE(2, 6)
 
 static void virt_rhel_machine_9_4_0_options(MachineClass *mc)
 {
+    compat_props_add(mc->compat_props, hw_compat_rhel_10_0, hw_compat_rhel_10_0_len);
     compat_props_add(mc->compat_props, hw_compat_rhel_9_5, hw_compat_rhel_9_5_len);
 }
 DEFINE_VIRT_MACHINE_AS_LATEST(9, 4, 0)
diff --git a/hw/core/machine.c b/hw/core/machine.c
index f7fed78e4b..9cf8242b32 100644
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -311,6 +311,23 @@ const size_t hw_compat_2_1_len = G_N_ELEMENTS(hw_compat_2_1);
 const char *rhel_old_machine_deprecation =
     "machine types for previous major releases are deprecated";
 
+GlobalProperty hw_compat_rhel_10_0[] = {
+  /* hw_compat_rhel_10_0 from hw_compat_9_0 */
+    {"arm-cpu", "backcompat-cntfrq", "true" },
+  /* hw_compat_rhel_10_0 from hw_compat_9_0 */
+    { "scsi-hd", "migrate-emulated-scsi-request", "false" },
+  /* hw_compat_rhel_10_0 from hw_compat_9_0 */
+    { "scsi-cd", "migrate-emulated-scsi-request", "false" },
+  /* hw_compat_rhel_10_0 from hw_compat_9_0 */
+    {"vfio-pci", "skip-vsc-check", "false" },
+  /* hw_compat_rhel_10_0 from hw_compat_9_0 */
+    { "virtio-pci", "x-pcie-pm-no-soft-reset", "off" },
+  /* hw_compat_rhel_10_0 from hw_compat_9_0 */
+    {"sd-card", "spec_version", "2" },
+};
+const size_t hw_compat_rhel_10_0_len = G_N_ELEMENTS(hw_compat_rhel_10_0);
+
+
 GlobalProperty hw_compat_rhel_9_5[] = {
   /* hw_compat_rhel_9_5 from hw_compat_8_2 */
     { "migration", "zero-page-detection", "legacy"},
diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
index 5535e1ffbf..447f98b438 100644
--- a/hw/i386/pc_piix.c
+++ b/hw/i386/pc_piix.c
@@ -879,6 +879,8 @@ static void pc_i440fx_rhel_machine_7_6_0_options(MachineClass *m)
     object_class_property_set_description(oc, "x-south-bridge",
                                      "Use a different south bridge than PIIX3");
 
+    compat_props_add(m->compat_props, hw_compat_rhel_10_0,
+                     hw_compat_rhel_10_0_len);
     compat_props_add(m->compat_props, hw_compat_rhel_9_5,
 		     hw_compat_rhel_9_5_len);
     compat_props_add(m->compat_props, hw_compat_rhel_9_4,
diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c
index 2ca9ff3747..849b231a74 100644
--- a/hw/i386/pc_q35.c
+++ b/hw/i386/pc_q35.c
@@ -680,6 +680,8 @@ static void pc_q35_rhel_machine_9_4_0_options(MachineClass *m)
     pcmc->smbios_stream_product = "RHEL";
     pcmc->smbios_stream_version = "9.4.0";
 
+    compat_props_add(m->compat_props, hw_compat_rhel_10_0,
+                     hw_compat_rhel_10_0_len);
     compat_props_add(m->compat_props, hw_compat_rhel_9_5,
 		     hw_compat_rhel_9_5_len);
 }
diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c
index 451017c50e..5db5fed1bf 100644
--- a/hw/s390x/s390-virtio-ccw.c
+++ b/hw/s390x/s390-virtio-ccw.c
@@ -1316,6 +1316,7 @@ static void ccw_rhel_machine_9_4_0_instance_options(MachineState *machine)
 
 static void ccw_rhel_machine_9_4_0_class_options(MachineClass *mc)
 {
+    compat_props_add(mc->compat_props, hw_compat_rhel_10_0, hw_compat_rhel_10_0_len);
     compat_props_add(mc->compat_props, hw_compat_rhel_9_5, hw_compat_rhel_9_5_len);
 }
 DEFINE_CCW_MACHINE_AS_LATEST(9, 4, 0);
diff --git a/include/hw/boards.h b/include/hw/boards.h
index 3dea5cee73..6d98aaf4c7 100644
--- a/include/hw/boards.h
+++ b/include/hw/boards.h
@@ -802,6 +802,9 @@ extern const size_t hw_compat_2_2_len;
 extern GlobalProperty hw_compat_2_1[];
 extern const size_t hw_compat_2_1_len;
 
+extern GlobalProperty hw_compat_rhel_10_0[];
+extern const size_t hw_compat_rhel_10_0_len;
+
 extern GlobalProperty hw_compat_rhel_9_5[];
 extern const size_t hw_compat_rhel_9_5_len;
 
-- 
2.39.3