Merge tag 'pull-trivial-patches' of https://gitlab.com/mjt0k/qemu into staging

trivial patches for 2025-05-09

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# gpg: Signature made Fri 09 May 2025 16:52:20 EDT
# gpg:                using RSA key 64AA2AB531D56903366BFEF982AA4A243B1E9478
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# gpg:                 aka "Michael Tokarev <mjt@corpit.ru>" [unknown]
# gpg:                 aka "Michael Tokarev <mjt@tls.msk.ru>" [unknown]
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# Primary key fingerprint: 9D8B E14E 3F2A 9DD7 9199  28F1 61AD 3D98 ECDF 2C8E
#      Subkey fingerprint: 64AA 2AB5 31D5 6903 366B  FEF9 82AA 4A24 3B1E 9478

* tag 'pull-trivial-patches' of https://gitlab.com/mjt0k/qemu: (21 commits)
  docs/devel/testing/functional: Fix typo
  docs: replace `-hda` with `-drive` & update `root=` kernel parameter
  qapi/machine-target.json: fix "in in" typo in comment
  hw/display/apple-gfx.m: fix "in in" typo in comment
  qapi/qom.json: fix "the the" typo in comment
  include/hw/xen/interface/io/blkif.h: fix "the the" typo in comment
  include/exec/cpu-common.h: fix "the the" typo in comment
  hw/xen/xen-hvm-common.c: fix "the the" typo in comment
  block.c: fix "the the" typo in comment
  linux-user/mmap.c: fix "of of" typo in comment
  hw/acpi/pcihp: Fix typo in function name
  hw/pci-host/gpex-acpi: Fix typo in comment
  hw/net/e1000: Remove stray empty comment in header
  qom/object: Fix typo in comment
  hw/core/machine: Fix indentation
  hw/i386/acpi-build: Fix typo in function name
  hw/acpi/ich9: Remove ICH9_DEBUG macro
  hw/i386/acpi-build: Update document reference
  hw/i386/acpi-build: Fix typo and grammar in comment
  hw/isa/ich9: Remove stray empty comment
  ...

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

24 files changed, 36 insertions, 51 deletions

diff --git a/block.c b/block.c
index 0ece805..f222e1a 100644
--- a/block.c
+++ b/block.c
@@ -3153,7 +3153,7 @@ bdrv_attach_child_common(BlockDriverState *child_bs,
      * stop new requests from coming in. This is fine, we don't care about the
      * old requests here, they are not for this child. If another place enters a
      * drain section for the same parent, but wants it to be fully quiesced, it
-     * will not run most of the the code in .drained_begin() again (which is not
+     * will not run most of the code in .drained_begin() again (which is not
      * a problem, we already did this), but it will still poll until the parent
      * is fully quiesced, so it will not be negatively affected either.
      */
diff --git a/docs/devel/testing/functional.rst b/docs/devel/testing/functional.rst
index 8030cb4..9e56dd1 100644
--- a/docs/devel/testing/functional.rst
+++ b/docs/devel/testing/functional.rst
@@ -274,7 +274,7 @@ speed mode in the meson.build file, while the "quick" speed mode is
 fine for functional tests that can be run without downloading files.
 ``make check`` then only runs the quick functional tests along with
 the other quick tests from the other test suites. If you choose to
-run only run ``make check-functional``, the "thorough" tests will be
+run only ``make check-functional``, the "thorough" tests will be
 executed, too. And to run all functional tests along with the others,
 you can use something like::
 
diff --git a/docs/system/gdb.rst b/docs/system/gdb.rst
index 4228cb5..d50470b 100644
--- a/docs/system/gdb.rst
+++ b/docs/system/gdb.rst
@@ -20,7 +20,7 @@ connection, use the ``-gdb dev`` option instead of ``-s``. See
 
 .. parsed-literal::
 
-   |qemu_system| -s -S -kernel bzImage -hda rootdisk.img -append "root=/dev/hda"
+   |qemu_system| -s -S -kernel bzImage -drive file=rootdisk.img,format=raw -append "root=/dev/sda"
 
 QEMU will launch but will silently wait for gdb to connect.
 
diff --git a/docs/system/linuxboot.rst b/docs/system/linuxboot.rst
index 5db2e56..2328b4a 100644
--- a/docs/system/linuxboot.rst
+++ b/docs/system/linuxboot.rst
@@ -11,7 +11,7 @@ The syntax is:
 
 .. parsed-literal::
 
-   |qemu_system| -kernel bzImage -hda rootdisk.img -append "root=/dev/hda"
+   |qemu_system| -kernel bzImage -drive file=rootdisk.img,format=raw -append "root=/dev/sda"
 
 Use ``-kernel`` to provide the Linux kernel image and ``-append`` to
 give the kernel command line arguments. The ``-initrd`` option can be
@@ -23,8 +23,8 @@ virtual serial port and the QEMU monitor to the console with the
 
 .. parsed-literal::
 
-   |qemu_system| -kernel bzImage -hda rootdisk.img \
-                    -append "root=/dev/hda console=ttyS0" -nographic
+   |qemu_system| -kernel bzImage -drive file=rootdisk.img,format=raw \
+                    -append "root=/dev/sda console=ttyS0" -nographic
 
 Use Ctrl-a c to switch between the serial console and the monitor (see
 :ref:`GUI_keys`).
diff --git a/docs/system/target-mips.rst b/docs/system/target-mips.rst
index 83239fb..9028c3b 100644
--- a/docs/system/target-mips.rst
+++ b/docs/system/target-mips.rst
@@ -112,5 +112,5 @@ https://mipsdistros.mips.com/LinuxDistro/nanomips/kernels/v4.15.18-432-gb2eb9a8b
 Start system emulation of Malta board with nanoMIPS I7200 CPU::
 
    qemu-system-mipsel -cpu I7200 -kernel <kernel_image_file> \
-       -M malta -serial stdio -m <memory_size> -hda <disk_image_file> \
+       -M malta -serial stdio -m <memory_size> -drive file=<disk_image_file>,format=raw \
        -append "mem=256m@0x0 rw console=ttyS0 vga=cirrus vesa=0x111 root=/dev/sda"
diff --git a/hw/acpi/acpi-pci-hotplug-stub.c b/hw/acpi/acpi-pci-hotplug-stub.c
index b67b4a9..b7bc6e4 100644
--- a/hw/acpi/acpi-pci-hotplug-stub.c
+++ b/hw/acpi/acpi-pci-hotplug-stub.c
@@ -34,7 +34,7 @@ void acpi_pcihp_reset(AcpiPciHpState *s)
 {
 }
 
-bool acpi_pcihp_is_hotpluggbale_bus(AcpiPciHpState *s, BusState *bus)
+bool acpi_pcihp_is_hotpluggable_bus(AcpiPciHpState *s, BusState *bus)
 {
     return true;
 }
diff --git a/hw/acpi/ich9.c b/hw/acpi/ich9.c
index c7a735b..967b674 100644
--- a/hw/acpi/ich9.c
+++ b/hw/acpi/ich9.c
@@ -41,15 +41,6 @@
 #include "hw/mem/pc-dimm.h"
 #include "hw/mem/nvdimm.h"
 
-//#define DEBUG
-
-#ifdef DEBUG
-#define ICH9_DEBUG(fmt, ...) \
-do { printf("%s "fmt, __func__, ## __VA_ARGS__); } while (0)
-#else
-#define ICH9_DEBUG(fmt, ...)    do { } while (0)
-#endif
-
 static void ich9_pm_update_sci_fn(ACPIREGS *regs)
 {
     ICH9LPCPMRegs *pm = container_of(regs, ICH9LPCPMRegs, acpi_regs);
@@ -135,8 +126,6 @@ static const MemoryRegionOps ich9_smi_ops = {
 
 void ich9_pm_iospace_update(ICH9LPCPMRegs *pm, uint32_t pm_io_base)
 {
-    ICH9_DEBUG("to 0x%x\n", pm_io_base);
-
     assert((pm_io_base & ICH9_PMIO_MASK) == 0);
 
     pm->pm_io_base = pm_io_base;
@@ -570,7 +559,7 @@ void ich9_pm_device_unplug_cb(HotplugHandler *hotplug_dev, DeviceState *dev,
 bool ich9_pm_is_hotpluggable_bus(HotplugHandler *hotplug_dev, BusState *bus)
 {
     ICH9LPCState *lpc = ICH9_LPC_DEVICE(hotplug_dev);
-    return acpi_pcihp_is_hotpluggbale_bus(&lpc->pm.acpi_pci_hotplug, bus);
+    return acpi_pcihp_is_hotpluggable_bus(&lpc->pm.acpi_pci_hotplug, bus);
 }
 
 void ich9_pm_ospm_status(AcpiDeviceIf *adev, ACPIOSTInfoList ***list)
diff --git a/hw/acpi/pcihp.c b/hw/acpi/pcihp.c
index 5f79c90..aac9001 100644
--- a/hw/acpi/pcihp.c
+++ b/hw/acpi/pcihp.c
@@ -371,7 +371,7 @@ void acpi_pcihp_device_unplug_request_cb(HotplugHandler *hotplug_dev,
     acpi_send_event(DEVICE(hotplug_dev), ACPI_PCI_HOTPLUG_STATUS);
 }
 
-bool acpi_pcihp_is_hotpluggbale_bus(AcpiPciHpState *s, BusState *bus)
+bool acpi_pcihp_is_hotpluggable_bus(AcpiPciHpState *s, BusState *bus)
 {
     Object *o = OBJECT(bus->parent);
 
diff --git a/hw/acpi/piix4.c b/hw/acpi/piix4.c
index b16d45f..d98b80d 100644
--- a/hw/acpi/piix4.c
+++ b/hw/acpi/piix4.c
@@ -406,7 +406,7 @@ static bool piix4_is_hotpluggable_bus(HotplugHandler *hotplug_dev,
                                       BusState *bus)
 {
     PIIX4PMState *s = PIIX4_PM(hotplug_dev);
-    return acpi_pcihp_is_hotpluggbale_bus(&s->acpi_pci_hotplug, bus);
+    return acpi_pcihp_is_hotpluggable_bus(&s->acpi_pci_hotplug, bus);
 }
 
 static void piix4_pm_machine_ready(Notifier *n, void *opaque)
diff --git a/hw/core/machine.c b/hw/core/machine.c
index ed01798..b8ae155 100644
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -41,7 +41,7 @@ GlobalProperty hw_compat_10_0[] = {};
 const size_t hw_compat_10_0_len = G_N_ELEMENTS(hw_compat_10_0);
 
 GlobalProperty hw_compat_9_2[] = {
-    {"arm-cpu", "backcompat-pauth-default-use-qarma5", "true"},
+    { "arm-cpu", "backcompat-pauth-default-use-qarma5", "true"},
     { "virtio-balloon-pci", "vectors", "0" },
     { "virtio-balloon-pci-transitional", "vectors", "0" },
     { "virtio-balloon-pci-non-transitional", "vectors", "0" },
@@ -58,12 +58,12 @@ GlobalProperty hw_compat_9_1[] = {
 const size_t hw_compat_9_1_len = G_N_ELEMENTS(hw_compat_9_1);
 
 GlobalProperty hw_compat_9_0[] = {
-    {"arm-cpu", "backcompat-cntfrq", "true" },
+    { "arm-cpu", "backcompat-cntfrq", "true" },
     { "scsi-hd", "migrate-emulated-scsi-request", "false" },
     { "scsi-cd", "migrate-emulated-scsi-request", "false" },
-    {"vfio-pci", "skip-vsc-check", "false" },
+    { "vfio-pci", "skip-vsc-check", "false" },
     { "virtio-pci", "x-pcie-pm-no-soft-reset", "off" },
-    {"sd-card", "spec_version", "2" },
+    { "sd-card", "spec_version", "2" },
 };
 const size_t hw_compat_9_0_len = G_N_ELEMENTS(hw_compat_9_0);
 
diff --git a/hw/display/apple-gfx.m b/hw/display/apple-gfx.m
index 2ff1c90..8dde1f1 100644
--- a/hw/display/apple-gfx.m
+++ b/hw/display/apple-gfx.m
@@ -69,7 +69,7 @@ struct PGTask_s {
     mach_vm_address_t address;
     uint64_t len;
     /*
-     * All unique MemoryRegions for which a mapping has been created in in this
+     * All unique MemoryRegions for which a mapping has been created in this
      * task, and on which we have thus called memory_region_ref(). There are
      * usually very few regions of system RAM in total, so we expect this array
      * to be very short. Therefore, no need for sorting or fancy search
diff --git a/hw/isa/lpc_ich9.c b/hw/isa/lpc_ich9.c
index 71afb45..304dffa 100644
--- a/hw/isa/lpc_ich9.c
+++ b/hw/isa/lpc_ich9.c
@@ -182,7 +182,6 @@ static uint64_t ich9_cc_read(void *opaque, hwaddr addr,
 }
 
 /* IRQ routing */
-/* */
 static void ich9_lpc_rout(uint8_t pirq_rout, int *pic_irq, int *pic_dis)
 {
     *pic_irq = pirq_rout & ICH9_LPC_PIRQ_ROUT_MASK;
diff --git a/hw/net/e1000x_regs.h b/hw/net/e1000x_regs.h
index cd896fc..e9a74de 100644
--- a/hw/net/e1000x_regs.h
+++ b/hw/net/e1000x_regs.h
@@ -900,7 +900,7 @@ struct e1000_context_desc {
             uint16_t tucse;     /* TCP checksum end */
         } tcp_fields;
     } upper_setup;
-    uint32_t cmd_and_length;    /* */
+    uint32_t cmd_and_length;
     union {
         uint32_t data;
         struct {
diff --git a/hw/pci-host/gpex-acpi.c b/hw/pci-host/gpex-acpi.c
index e8b4c64..0aba47c 100644
--- a/hw/pci-host/gpex-acpi.c
+++ b/hw/pci-host/gpex-acpi.c
@@ -182,7 +182,7 @@ void acpi_dsdt_add_gpex(Aml *scope, struct GPEXConfig *cfg)
 
             /*
              * Resources defined for PXBs are composed of the following parts:
-             * 1. The resources the pci-brige/pcie-root-port need.
+             * 1. The resources the pci-bridge/pcie-root-port need.
              * 2. The resources the devices behind pxb need.
              */
             crs = build_crs(PCI_HOST_BRIDGE(BUS(bus)->parent), &crs_range_set,
diff --git a/hw/pci/pci.c b/hw/pci/pci.c
index fe38c4c..352b3d1 100644
--- a/hw/pci/pci.c
+++ b/hw/pci/pci.c
@@ -54,13 +54,6 @@
 #include "hw/xen/xen.h"
 #include "hw/i386/kvm/xen_evtchn.h"
 
-//#define DEBUG_PCI
-#ifdef DEBUG_PCI
-# define PCI_DPRINTF(format, ...)       printf(format, ## __VA_ARGS__)
-#else
-# define PCI_DPRINTF(format, ...)       do { } while (0)
-#endif
-
 bool pci_available = true;
 
 static char *pcibus_get_dev_path(DeviceState *dev);
@@ -2439,12 +2432,12 @@ static void pci_patch_ids(PCIDevice *pdev, uint8_t *ptr, uint32_t size)
     /* Only a valid rom will be patched. */
     rom_magic = pci_get_word(ptr);
     if (rom_magic != 0xaa55) {
-        PCI_DPRINTF("Bad ROM magic %04x\n", rom_magic);
+        trace_pci_bad_rom_magic(rom_magic, 0xaa55);
         return;
     }
     pcir_offset = pci_get_word(ptr + 0x18);
     if (pcir_offset + 8 >= size || memcmp(ptr + pcir_offset, "PCIR", 4)) {
-        PCI_DPRINTF("Bad PCIR offset 0x%x or signature\n", pcir_offset);
+        trace_pci_bad_pcir_offset(pcir_offset);
         return;
     }
 
@@ -2453,8 +2446,8 @@ static void pci_patch_ids(PCIDevice *pdev, uint8_t *ptr, uint32_t size)
     rom_vendor_id = pci_get_word(ptr + pcir_offset + 4);
     rom_device_id = pci_get_word(ptr + pcir_offset + 6);
 
-    PCI_DPRINTF("%s: ROM id %04x%04x / PCI id %04x%04x\n", pdev->romfile,
-                vendor_id, device_id, rom_vendor_id, rom_device_id);
+    trace_pci_rom_and_pci_ids(pdev->romfile, vendor_id, device_id,
+                              rom_vendor_id, rom_device_id);
 
     checksum = ptr[6];
 
@@ -2462,7 +2455,7 @@ static void pci_patch_ids(PCIDevice *pdev, uint8_t *ptr, uint32_t size)
         /* Patch vendor id and checksum (at offset 6 for etherboot roms). */
         checksum += (uint8_t)rom_vendor_id + (uint8_t)(rom_vendor_id >> 8);
         checksum -= (uint8_t)vendor_id + (uint8_t)(vendor_id >> 8);
-        PCI_DPRINTF("ROM checksum %02x / %02x\n", ptr[6], checksum);
+        trace_pci_rom_checksum_change(ptr[6], checksum);
         ptr[6] = checksum;
         pci_set_word(ptr + pcir_offset + 4, vendor_id);
     }
@@ -2471,7 +2464,7 @@ static void pci_patch_ids(PCIDevice *pdev, uint8_t *ptr, uint32_t size)
         /* Patch device id and checksum (at offset 6 for etherboot roms). */
         checksum += (uint8_t)rom_device_id + (uint8_t)(rom_device_id >> 8);
         checksum -= (uint8_t)device_id + (uint8_t)(device_id >> 8);
-        PCI_DPRINTF("ROM checksum %02x / %02x\n", ptr[6], checksum);
+        trace_pci_rom_checksum_change(ptr[6], checksum);
         ptr[6] = checksum;
         pci_set_word(ptr + pcir_offset + 6, device_id);
     }
diff --git a/hw/pci/trace-events b/hw/pci/trace-events
index 6a99689..02c80d3 100644
--- a/hw/pci/trace-events
+++ b/hw/pci/trace-events
@@ -6,6 +6,10 @@ pci_pm_transition(const char *dev, uint32_t bus, uint32_t slot, uint32_t func, u
 pci_update_mappings_del(const char *dev, uint32_t bus, uint32_t slot, uint32_t func, int bar, uint64_t addr, uint64_t size) "%s %02x:%02x.%x %d,0x%"PRIx64"+0x%"PRIx64
 pci_update_mappings_add(const char *dev, uint32_t bus, uint32_t slot, uint32_t func, int bar, uint64_t addr, uint64_t size) "%s %02x:%02x.%x %d,0x%"PRIx64"+0x%"PRIx64
 pci_route_irq(int dev_irq, const char *dev_path, int parent_irq, const char *parent_path) "IRQ %d @%s -> IRQ %d @%s"
+pci_bad_rom_magic(uint16_t bad_rom_magic, uint16_t good_rom_magic) "Bad ROM magic number: %04"PRIX16". Should be: %04"PRIX16
+pci_bad_pcir_offset(uint16_t pcir_offset) "Bad PCIR offset 0x%"PRIx16" or signature"
+pci_rom_and_pci_ids(char *romfile, uint16_t vendor_id, uint16_t device_id, uint16_t rom_vendor_id, uint16_t rom_device_id) "%s: ROM ID %04"PRIx16":%04"PRIx16" | PCI ID %04"PRIx16":%04"PRIx16
+pci_rom_checksum_change(uint8_t old_checksum, uint8_t new_checksum) "ROM checksum changed from %02"PRIx8" to %02"PRIx8
 
 # pci_host.c
 pci_cfg_read(const char *dev, uint32_t bus, uint32_t slot, uint32_t func, unsigned offs, unsigned val) "%s %02x:%02x.%x @0x%x -> 0x%x"
diff --git a/hw/xen/xen-hvm-common.c b/hw/xen/xen-hvm-common.c
index 9a677e8..78e0bc8 100644
--- a/hw/xen/xen-hvm-common.c
+++ b/hw/xen/xen-hvm-common.c
@@ -711,7 +711,7 @@ static int xen_map_ioreq_server(XenIOState *state)
     /*
      * If we fail to map the shared page with xenforeignmemory_map_resource()
      * or if we're using buffered ioreqs, we need xen_get_ioreq_server_info()
-     * to provide the the addresses to map the shared page and/or to get the
+     * to provide the addresses to map the shared page and/or to get the
      * event-channel port for buffered ioreqs.
      */
     if (state->shared_page == NULL || state->has_bufioreq) {
diff --git a/include/exec/cpu-common.h b/include/exec/cpu-common.h
index dab1e7e..a684855 100644
--- a/include/exec/cpu-common.h
+++ b/include/exec/cpu-common.h
@@ -182,7 +182,7 @@ void list_cpus(void);
  * @host_pc: the host pc within the translation
  * @data: output data
  *
- * Attempt to load the the unwind state for a host pc occurring in
+ * Attempt to load the unwind state for a host pc occurring in
  * translated code.  If @host_pc is not in translated code, the
  * function returns false; otherwise @data is loaded.
  * This is the same unwind info as given to restore_state_to_opc.
diff --git a/include/hw/acpi/pcihp.h b/include/hw/acpi/pcihp.h
index ac21a95..a97904b 100644
--- a/include/hw/acpi/pcihp.h
+++ b/include/hw/acpi/pcihp.h
@@ -58,7 +58,7 @@ typedef struct AcpiPciHpState {
 void acpi_pcihp_init(Object *owner, AcpiPciHpState *, PCIBus *root,
                      MemoryRegion *io, uint16_t io_base);
 
-bool acpi_pcihp_is_hotpluggbale_bus(AcpiPciHpState *s, BusState *bus);
+bool acpi_pcihp_is_hotpluggable_bus(AcpiPciHpState *s, BusState *bus);
 void acpi_pcihp_device_pre_plug_cb(HotplugHandler *hotplug_dev,
                                    DeviceState *dev, Error **errp);
 void acpi_pcihp_device_plug_cb(HotplugHandler *hotplug_dev, AcpiPciHpState *s,
diff --git a/include/hw/xen/interface/io/blkif.h b/include/hw/xen/interface/io/blkif.h
index 22f1eef..c552799 100644
--- a/include/hw/xen/interface/io/blkif.h
+++ b/include/hw/xen/interface/io/blkif.h
@@ -324,7 +324,7 @@
  *      access (even when it should be read-only). If the frontend hits the
  *      maximum number of allowed persistently mapped grants, it can fallback
  *      to non persistent mode. This will cause a performance degradation,
- *      since the the backend driver will still try to map those grants
+ *      since the backend driver will still try to map those grants
  *      persistently. Since the persistent grants protocol is compatible with
  *      the previous protocol, a frontend driver can choose to work in
  *      persistent mode even when the backend doesn't support it.
diff --git a/linux-user/mmap.c b/linux-user/mmap.c
index f88a80c..002e1e6 100644
--- a/linux-user/mmap.c
+++ b/linux-user/mmap.c
@@ -645,7 +645,7 @@ static abi_long mmap_h_eq_g(abi_ulong start, abi_ulong len,
  *
  * However, this case is rather common with executable images,
  * so the workaround is important for even trivial tests, whereas
- * the mmap of of a file being extended is less common.
+ * the mmap of a file being extended is less common.
  */
 static abi_long mmap_h_lt_g(abi_ulong start, abi_ulong len, int host_prot,
                             int mmap_flags, int page_flags, int fd,
diff --git a/qapi/machine-target.json b/qapi/machine-target.json
index 541f93e..426ce4e 100644
--- a/qapi/machine-target.json
+++ b/qapi/machine-target.json
@@ -350,7 +350,7 @@
 #     migration-safe in the future (since 4.1)
 #
 # @deprecated: If true, this CPU model is deprecated and may be
-#     removed in in some future version of QEMU according to the QEMU
+#     removed in some future version of QEMU according to the QEMU
 #     deprecation policy.  (since 5.2)
 #
 # @unavailable-features is a list of QOM property names that represent
diff --git a/qapi/qom.json b/qapi/qom.json
index 28ce24c..04c118e 100644
--- a/qapi/qom.json
+++ b/qapi/qom.json
@@ -871,7 +871,7 @@
 #     link characteristics read from PCIe Configuration space.
 #     To get the full path latency from CPU to CXL attached DRAM
 #     CXL device:  Add the latency from CPU to Generic Port (from
-#     HMAT indexed via the the node ID in this SRAT structure) to
+#     HMAT indexed via the node ID in this SRAT structure) to
 #     that for CXL bus links, the latency across intermediate switches
 #     and from the EP port to the actual memory.  Bandwidth is more
 #     complex as there may be interleaving across multiple devices
diff --git a/qom/object.c b/qom/object.c
index 664f0f2..7b013f4 100644
--- a/qom/object.c
+++ b/qom/object.c
@@ -485,7 +485,7 @@ bool object_apply_global_props(Object *obj, const GPtrArray *props,
  * Slot 0: accelerator's global property defaults
  * Slot 1: machine's global property defaults
  * Slot 2: global properties from legacy command line option
- * Each is a GPtrArray of of GlobalProperty.
+ * Each is a GPtrArray of GlobalProperty.
  * Applied in order, later entries override earlier ones.
  */
 static GPtrArray *object_compat_props[3];