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-rw-r--r--hw/scsi/scsi-disk.c19
-rw-r--r--qga/commands-posix.c10
-rw-r--r--qga/qapi-schema.json8
-rw-r--r--softmmu/memory.c5
-rw-r--r--stubs/ram-block.c6
-rw-r--r--target/i386/helper.c10
-rw-r--r--target/i386/kvm.c10
-rw-r--r--util/vfio-helpers.c14
8 files changed, 63 insertions, 19 deletions
diff --git a/hw/scsi/scsi-disk.c b/hw/scsi/scsi-disk.c
index e859534eaf..90841ad791 100644
--- a/hw/scsi/scsi-disk.c
+++ b/hw/scsi/scsi-disk.c
@@ -461,6 +461,25 @@ static bool scsi_handle_rw_error(SCSIDiskReq *r, int error, bool acct_failed)
             }
             error = scsi_sense_buf_to_errno(r->req.sense, sizeof(r->req.sense));
             break;
+#ifdef CONFIG_LINUX
+            /* These errno mapping are specific to Linux.  For more information:
+             * - scsi_decide_disposition in drivers/scsi/scsi_error.c
+             * - scsi_result_to_blk_status in drivers/scsi/scsi_lib.c
+             * - blk_errors[] in block/blk-core.c
+             */
+        case EBADE:
+            /* DID_NEXUS_FAILURE -> BLK_STS_NEXUS.  */
+            scsi_req_complete(&r->req, RESERVATION_CONFLICT);
+            break;
+        case ENODATA:
+            /* DID_MEDIUM_ERROR -> BLK_STS_MEDIUM.  */
+            scsi_check_condition(r, SENSE_CODE(READ_ERROR));
+            break;
+        case EREMOTEIO:
+            /* DID_TARGET_FAILURE -> BLK_STS_TARGET.  */
+            scsi_req_complete(&r->req, HARDWARE_ERROR);
+            break;
+#endif
         case ENOMEDIUM:
             scsi_check_condition(r, SENSE_CODE(NO_MEDIUM));
             break;
diff --git a/qga/commands-posix.c b/qga/commands-posix.c
index 12c1ba5ef7..c089e38120 100644
--- a/qga/commands-posix.c
+++ b/qga/commands-posix.c
@@ -1285,6 +1285,7 @@ static void get_disk_deps(const char *disk_dir, GuestDiskInfo *disk)
         g_debug("failed to list entries in %s", deps_dir);
         return;
     }
+    disk->has_dependencies = true;
     while ((dep = g_dir_read_name(dp_deps)) != NULL) {
         g_autofree char *dep_dir = NULL;
         strList *dep_item = NULL;
@@ -1297,8 +1298,8 @@ static void get_disk_deps(const char *disk_dir, GuestDiskInfo *disk)
             g_debug("  adding dependent device: %s", dev_name);
             dep_item = g_new0(strList, 1);
             dep_item->value = dev_name;
-            dep_item->next = disk->dependents;
-            disk->dependents = dep_item;
+            dep_item->next = disk->dependencies;
+            disk->dependencies = dep_item;
         }
     }
     g_dir_close(dp_deps);
@@ -1351,8 +1352,9 @@ static GuestDiskInfoList *get_disk_partitions(
         partition->name = dev_name;
         partition->partition = true;
         /* Add parent disk as dependent for easier tracking of hierarchy */
-        partition->dependents = g_new0(strList, 1);
-        partition->dependents->value = g_strdup(disk_dev);
+        partition->dependencies = g_new0(strList, 1);
+        partition->dependencies->value = g_strdup(disk_dev);
+        partition->has_dependencies = true;
 
         item = g_new0(GuestDiskInfoList, 1);
         item->value = partition;
diff --git a/qga/qapi-schema.json b/qga/qapi-schema.json
index 6ca85f995f..3b3d1d0bd9 100644
--- a/qga/qapi-schema.json
+++ b/qga/qapi-schema.json
@@ -870,9 +870,9 @@
 #
 # @name: device node (Linux) or device UNC (Windows)
 # @partition: whether this is a partition or disk
-# @dependents: list of dependent devices; e.g. for LVs of the LVM this will
-#              hold the list of PVs, for LUKS encrypted volume this will
-#              contain the disk where the volume is placed.     (Linux)
+# @dependencies: list of device dependencies; e.g. for LVs of the LVM this will
+#                hold the list of PVs, for LUKS encrypted volume this will
+#                contain the disk where the volume is placed.     (Linux)
 # @address: disk address information (only for non-virtual devices)
 # @alias: optional alias assigned to the disk, on Linux this is a name assigned
 #         by device mapper
@@ -880,7 +880,7 @@
 # Since 5.2
 ##
 { 'struct': 'GuestDiskInfo',
-  'data': {'name': 'str', 'partition': 'bool', 'dependents': ['str'],
+  'data': {'name': 'str', 'partition': 'bool', '*dependencies': ['str'],
            '*address': 'GuestDiskAddress', '*alias': 'str'} }
 
 ##
diff --git a/softmmu/memory.c b/softmmu/memory.c
index 71951fe4dc..aa393f1bb0 100644
--- a/softmmu/memory.c
+++ b/softmmu/memory.c
@@ -1806,7 +1806,10 @@ bool memory_region_is_ram_device(MemoryRegion *mr)
 uint8_t memory_region_get_dirty_log_mask(MemoryRegion *mr)
 {
     uint8_t mask = mr->dirty_log_mask;
-    if (global_dirty_log && (mr->ram_block || memory_region_is_iommu(mr))) {
+    RAMBlock *rb = mr->ram_block;
+
+    if (global_dirty_log && ((rb && qemu_ram_is_migratable(rb)) ||
+                             memory_region_is_iommu(mr))) {
         mask |= (1 << DIRTY_MEMORY_MIGRATION);
     }
     return mask;
diff --git a/stubs/ram-block.c b/stubs/ram-block.c
index 73c0a3ee08..108197683b 100644
--- a/stubs/ram-block.c
+++ b/stubs/ram-block.c
@@ -1,6 +1,7 @@
 #include "qemu/osdep.h"
 #include "exec/ramlist.h"
 #include "exec/cpu-common.h"
+#include "exec/memory.h"
 
 void *qemu_ram_get_host_addr(RAMBlock *rb)
 {
@@ -29,3 +30,8 @@ int qemu_ram_foreach_block(RAMBlockIterFunc func, void *opaque)
 {
     return 0;
 }
+
+int ram_block_discard_disable(bool state)
+{
+    return 0;
+}
diff --git a/target/i386/helper.c b/target/i386/helper.c
index 516ce0cad8..034f46bcc2 100644
--- a/target/i386/helper.c
+++ b/target/i386/helper.c
@@ -908,16 +908,14 @@ static void do_inject_x86_mce(CPUState *cs, run_on_cpu_data data)
             return;
         }
 
-        if (recursive) {
-            need_reset = true;
-            msg = g_strdup_printf("CPU %d: Previous MCE still in progress, "
-                                  "raising triple fault", cs->cpu_index);
-        }
-
         if (!(cenv->cr[4] & CR4_MCE_MASK)) {
             need_reset = true;
             msg = g_strdup_printf("CPU %d: MCE capability is not enabled, "
                                   "raising triple fault", cs->cpu_index);
+        } else if (recursive) {
+            need_reset = true;
+            msg = g_strdup_printf("CPU %d: Previous MCE still in progress, "
+                                  "raising triple fault", cs->cpu_index);
         }
 
         if (need_reset) {
diff --git a/target/i386/kvm.c b/target/i386/kvm.c
index cf46259534..a2934dda02 100644
--- a/target/i386/kvm.c
+++ b/target/i386/kvm.c
@@ -1820,12 +1820,14 @@ int kvm_arch_init_vcpu(CPUState *cs)
 
             env->nested_state = g_malloc0(max_nested_state_len);
             env->nested_state->size = max_nested_state_len;
-            env->nested_state->format = KVM_STATE_NESTED_FORMAT_VMX;
 
             if (cpu_has_vmx(env)) {
-                    vmx_hdr = &env->nested_state->hdr.vmx;
-                    vmx_hdr->vmxon_pa = -1ull;
-                    vmx_hdr->vmcs12_pa = -1ull;
+                env->nested_state->format = KVM_STATE_NESTED_FORMAT_VMX;
+                vmx_hdr = &env->nested_state->hdr.vmx;
+                vmx_hdr->vmxon_pa = -1ull;
+                vmx_hdr->vmcs12_pa = -1ull;
+            } else {
+                env->nested_state->format = KVM_STATE_NESTED_FORMAT_SVM;
             }
         }
     }
diff --git a/util/vfio-helpers.c b/util/vfio-helpers.c
index c469beb061..2bec48e163 100644
--- a/util/vfio-helpers.c
+++ b/util/vfio-helpers.c
@@ -16,6 +16,7 @@
 #include "qapi/error.h"
 #include "exec/ramlist.h"
 #include "exec/cpu-common.h"
+#include "exec/memory.h"
 #include "trace.h"
 #include "qemu/error-report.h"
 #include "standard-headers/linux/pci_regs.h"
@@ -494,8 +495,20 @@ QEMUVFIOState *qemu_vfio_open_pci(const char *device, Error **errp)
     int r;
     QEMUVFIOState *s = g_new0(QEMUVFIOState, 1);
 
+    /*
+     * VFIO may pin all memory inside mappings, resulting it in pinning
+     * all memory inside RAM blocks unconditionally.
+     */
+    r = ram_block_discard_disable(true);
+    if (r) {
+        error_setg_errno(errp, -r, "Cannot set discarding of RAM broken");
+        g_free(s);
+        return NULL;
+    }
+
     r = qemu_vfio_init_pci(s, device, errp);
     if (r) {
+        ram_block_discard_disable(false);
         g_free(s);
         return NULL;
     }
@@ -837,4 +850,5 @@ void qemu_vfio_close(QEMUVFIOState *s)
     close(s->device);
     close(s->group);
     close(s->container);
+    ram_block_discard_disable(false);
 }