[PATCH v2 02/10] hw/i386/pc: Remove PCMachineClass::pvh_enabled field

Philippe Mathieu-Daudé posted 10 patches 1 month ago
Maintainers: "Philippe Mathieu-Daudé" <philmd@linaro.org>, Aurelien Jarno <aurelien@aurel32.net>, "Michael S. Tsirkin" <mst@redhat.com>, Igor Mammedov <imammedo@redhat.com>, Ani Sinha <anisinha@redhat.com>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, Eduardo Habkost <eduardo@habkost.net>, Yanan Wang <wangyanan55@huawei.com>, Zhao Liu <zhao1.liu@intel.com>, Paolo Bonzini <pbonzini@redhat.com>, Corey Minyard <cminyard@mvista.com>, Richard Henderson <richard.henderson@linaro.org>, Jason Wang <jasowang@redhat.com>, Yi Liu <yi.l.liu@intel.com>, "Clément Mathieu--Drif" <clement.mathieu--drif@bull.com>, Sergio Lopez <slp@redhat.com>, Alexander Graf <graf@amazon.com>, Dorjoy Chowdhury <dorjoychy111@gmail.com>, Stefan Berger <stefanb@linux.vnet.ibm.com>
[PATCH v2 02/10] hw/i386/pc: Remove PCMachineClass::pvh_enabled field
Posted by Philippe Mathieu-Daudé 1 month ago
The PCMachineClass::pvh_enabled boolean was only used by
the pc-q35-3.1 and pc-i440fx-3.1 machines, which got removed.
Remove it.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20260307152635.83893-3-philmd@linaro.org>
---
 include/hw/i386/pc.h | 3 ---
 hw/i386/pc.c         | 6 ++----
 hw/i386/x86-common.c | 3 +--
 3 files changed, 3 insertions(+), 9 deletions(-)

diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
index 5623660f5dd..908de5e1eab 100644
--- a/include/hw/i386/pc.h
+++ b/include/hw/i386/pc.h
@@ -110,9 +110,6 @@ struct PCMachineClass {
     bool enforce_amd_1tb_hole;
     bool isa_bios_alias;
 
-    /* use PVH to load kernels that support this feature */
-    bool pvh_enabled;
-
     /* create kvmclock device even when KVM PV features are not exposed */
     bool kvmclock_create_always;
 
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index 052226baa57..3fc2f0a057e 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -588,7 +588,6 @@ void xen_load_linux(PCMachineState *pcms)
 {
     int i;
     FWCfgState *fw_cfg;
-    PCMachineClass *pcmc = PC_MACHINE_GET_CLASS(pcms);
     X86MachineState *x86ms = X86_MACHINE(pcms);
 
     assert(MACHINE(pcms)->kernel_filename != NULL);
@@ -598,7 +597,7 @@ void xen_load_linux(PCMachineState *pcms)
     fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, x86ms->boot_cpus);
     rom_set_fw(fw_cfg);
 
-    x86_load_linux(x86ms, fw_cfg, PC_FW_DATA, pcmc->pvh_enabled);
+    x86_load_linux(x86ms, fw_cfg, PC_FW_DATA, true);
     for (i = 0; i < nb_option_roms; i++) {
         assert(!strcmp(option_rom[i].name, "linuxboot_dma.bin") ||
                !strcmp(option_rom[i].name, "pvh.bin") ||
@@ -932,7 +931,7 @@ void pc_memory_init(PCMachineState *pcms,
     }
 
     if (linux_boot) {
-        x86_load_linux(x86ms, fw_cfg, PC_FW_DATA, pcmc->pvh_enabled);
+        x86_load_linux(x86ms, fw_cfg, PC_FW_DATA, true);
     }
 
     for (i = 0; i < nb_option_roms; i++) {
@@ -1673,7 +1672,6 @@ static void pc_machine_class_init(ObjectClass *oc, const void *data)
     pcmc->has_reserved_memory = true;
     pcmc->enforce_amd_1tb_hole = true;
     pcmc->isa_bios_alias = true;
-    pcmc->pvh_enabled = true;
     pcmc->kvmclock_create_always = true;
     x86mc->apic_xrupt_override = true;
     assert(!mc->get_hotplug_handler);
diff --git a/hw/i386/x86-common.c b/hw/i386/x86-common.c
index a420112666a..db8d4e855f4 100644
--- a/hw/i386/x86-common.c
+++ b/hw/i386/x86-common.c
@@ -704,8 +704,7 @@ void x86_load_linux(X86MachineState *x86ms,
          * saving the PVH entry point used by the x86/HVM direct boot ABI.
          * If load_elfboot() is successful, populate the fw_cfg info.
          */
-        if (pvh_enabled &&
-            load_elfboot(kernel_filename, kernel_size,
+        if (load_elfboot(kernel_filename, kernel_size,
                          header, pvh_start_addr, fw_cfg)) {
             fclose(f);
 
-- 
2.53.0


Re: [PATCH v2 02/10] hw/i386/pc: Remove PCMachineClass::pvh_enabled field
Posted by Zhao Liu 1 month ago
On Mon, Mar 09, 2026 at 03:50:04PM +0100, Philippe Mathieu-Daudé wrote:
> Date: Mon,  9 Mar 2026 15:50:04 +0100
> From: Philippe Mathieu-Daudé <philmd@linaro.org>
> Subject: [PATCH v2 02/10] hw/i386/pc: Remove PCMachineClass::pvh_enabled
>  field
> X-Mailer: git-send-email 2.53.0
> 
> The PCMachineClass::pvh_enabled boolean was only used by
> the pc-q35-3.1 and pc-i440fx-3.1 machines, which got removed.
> Remove it.
> 
> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
> Reviewed-by: Thomas Huth <thuth@redhat.com>
> Message-Id: <20260307152635.83893-3-philmd@linaro.org>
> ---
>  include/hw/i386/pc.h | 3 ---
>  hw/i386/pc.c         | 6 ++----
>  hw/i386/x86-common.c | 3 +--
>  3 files changed, 3 insertions(+), 9 deletions(-)

Reviewed-by: Zhao Liu <zhao1.liu@intel.com>