Merge tag 'pull-target-arm-20250830' of https://gitlab.com/pm215/qemu into staging

target-arm queue:
 * Implement FEAT_SCTLR2
 * Implement FEAT_TCR2
 * Implement FEAT_CSSC
 * Implement FEAT_LSE128
 * Clean up of register field definitions
 * Trap PMCR when MDCR_EL2.TPMCR is set
 * tests/functional: update aarch64 RME test images
 * hw/intc/arm_gicv3_kvm: preserve pending interrupts during cpr
 * hw/arm: add static NVDIMMs in device tree
 * hw/arm/stm32f205_soc: Don't leak TYPE_OR_IRQ objects
 * scripts/kernel-doc: Avoid new Perl precedence warning
 * scripts/kernel-doc: Update to kernel's new Python implementation

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# gpg:                 aka "Peter Maydell <pmaydell@gmail.com>" [unknown]
# gpg:                 aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" [unknown]
# gpg:                 aka "Peter Maydell <peter@archaic.org.uk>" [unknown]
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* tag 'pull-target-arm-20250830' of https://gitlab.com/pm215/qemu: (32 commits)
  hw/arm/stm32f205_soc: Don't leak TYPE_OR_IRQ objects
  target/arm: Enable FEAT_LSE128 for -cpu max
  target/arm: Implement FEAT_LSE128
  target/arm: Rename isar_feature_aa64_atomics
  tcg: Add tcg_gen_atomic_{xchg,fetch_and,fetch_or}_i128
  accel/tcg: Add cpu_atomic_*_mmu for 16-byte xchg, fetch_and, fetch_or
  qemu/atomic: Add atomic16 primitives for xchg, fetch_and, fetch_or
  qemu/atomic: Finish renaming atomic128-cas.h headers
  target/arm: Correct condition of aa64_atomics feature function
  MAINTAINERS: Put kernel-doc under the "docs build machinery" section
  scripts/kernel-doc: Delete the old Perl kernel-doc script
  scripts/kerneldoc: Switch to the Python kernel-doc script
  scripts/kernel-doc: tweak for QEMU coding standards
  scripts/kernel-doc: strip QEMU_ from function definitions
  scripts: Import Python kerneldoc from Linux kernel
  tests/qtest/libqtest.h: Remove stray space from doc comment
  docs/sphinx/kerneldoc.py: Handle new LINENO syntax
  scripts/kernel-doc: Avoid new Perl precedence warning
  hw/arm: add static NVDIMMs in device tree
  target/arm: Enable FEAT_CSSC for -cpu max
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

1 files changed, 5 insertions, 3 deletions

diff --git a/hw/arm/virt.c b/hw/arm/virt.c
index 9326cfc895..1e63f40fbe 100644
--- a/hw/arm/virt.c
+++ b/hw/arm/virt.c
@@ -2917,7 +2917,7 @@ static void virt_memory_pre_plug(HotplugHandler *hotplug_dev, DeviceState *dev,
     const MachineState *ms = MACHINE(hotplug_dev);
     const bool is_nvdimm = object_dynamic_cast(OBJECT(dev), TYPE_NVDIMM);
 
-    if (!vms->acpi_dev) {
+    if (!vms->acpi_dev && !(is_nvdimm && !dev->hotplugged)) {
         error_setg(errp,
                    "memory hotplug is not enabled: missing acpi-ged device");
         return;
@@ -2949,8 +2949,10 @@ static void virt_memory_plug(HotplugHandler *hotplug_dev,
         nvdimm_plug(ms->nvdimms_state);
     }
 
-    hotplug_handler_plug(HOTPLUG_HANDLER(vms->acpi_dev),
-                         dev, &error_abort);
+    if (vms->acpi_dev) {
+        hotplug_handler_plug(HOTPLUG_HANDLER(vms->acpi_dev),
+                             dev, &error_abort);
+    }
 }
 
 static void virt_machine_device_pre_plug_cb(HotplugHandler *hotplug_dev,