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Blame SOURCES/kvm-pc-Don-t-prematurely-explode-QEMUMachineInitArgs.patch

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From c12c0b02880f4162cc237f11407532375882b941 Mon Sep 17 00:00:00 2001
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From: Markus Armbruster <armbru@redhat.com>
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Date: Sat, 2 Nov 2013 10:01:18 +0100
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Subject: [PATCH 18/29] pc: Don't prematurely explode QEMUMachineInitArgs
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RH-Author: Markus Armbruster <armbru@redhat.com>
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Message-id: <1383386488-29789-2-git-send-email-armbru@redhat.com>
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Patchwork-id: 55237
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O-Subject: [PATCH 7.0 qemu-kvm 01/11] pc: Don't prematurely explode QEMUMachineInitArgs
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Bugzilla: 994490
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RH-Acked-by: Michael S. Tsirkin <mst@redhat.com>
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RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
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RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
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From: Markus Armbruster <armbru@redhat.com>
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Don't explode QEMUMachineInitArgs before passing it to pc_init1().
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Signed-off-by: Markus Armbruster <armbru@redhat.com>
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Reviewed-by: Laszlo Ersek <lersek@redhat.com>
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Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
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Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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(cherry picked from commit 5650f5f48bfe2a684138505aae008dc4440202f1)
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Conflicts:
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	hw/i386/pc_piix.c
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Maintainer's note: Fixed incorrect change in c_init_pci_no_kvmclock()
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---
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 hw/i386/pc_piix.c | 66 ++++++++++++++-----------------------------------------
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 1 file changed, 16 insertions(+), 50 deletions(-)
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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 hw/i386/pc_piix.c |   65 +++++++++++++----------------------------------------
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 1 files changed, 16 insertions(+), 49 deletions(-)
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diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
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index 3a8418e..65f7f3a 100644
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--- a/hw/i386/pc_piix.c
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+++ b/hw/i386/pc_piix.c
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@@ -59,14 +59,9 @@ static const int ide_irq[MAX_IDE_BUS] = { 14, 15 };
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 static bool has_pvpanic = true;
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 /* PC hardware initialisation */
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-static void pc_init1(MemoryRegion *system_memory,
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+static void pc_init1(QEMUMachineInitArgs *args,
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+                     MemoryRegion *system_memory,
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                      MemoryRegion *system_io,
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-                     ram_addr_t ram_size,
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-                     const char *boot_device,
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-                     const char *kernel_filename,
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-                     const char *kernel_cmdline,
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-                     const char *initrd_filename,
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-                     const char *cpu_model,
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                      int pci_enabled,
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                      int kvmclock_enabled)
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 {
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@@ -95,18 +90,18 @@ static void pc_init1(MemoryRegion *system_memory,
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     object_property_add_child(qdev_get_machine(), "icc-bridge",
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                               OBJECT(icc_bridge), NULL);
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-    pc_cpus_init(cpu_model, icc_bridge);
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+    pc_cpus_init(args->cpu_model, icc_bridge);
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     if (kvmclock_enabled) {
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         kvmclock_create();
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     }
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-    if (ram_size >= QEMU_BELOW_4G_RAM_END ) {
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-        above_4g_mem_size = ram_size - QEMU_BELOW_4G_RAM_END;
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+    if (args->ram_size >= QEMU_BELOW_4G_RAM_END ) {
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+        above_4g_mem_size = args->ram_size - QEMU_BELOW_4G_RAM_END;
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         below_4g_mem_size = QEMU_BELOW_4G_RAM_END;
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     } else {
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         above_4g_mem_size = 0;
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-        below_4g_mem_size = ram_size;
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+        below_4g_mem_size = args->ram_size;
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     }
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     if (pci_enabled) {
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@@ -121,7 +116,8 @@ static void pc_init1(MemoryRegion *system_memory,
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     /* allocate ram and load rom/bios */
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     if (!xen_enabled()) {
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         fw_cfg = pc_memory_init(system_memory,
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-                       kernel_filename, kernel_cmdline, initrd_filename,
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+                       args->kernel_filename, args->kernel_cmdline,
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+                       args->initrd_filename,
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                        below_4g_mem_size, above_4g_mem_size,
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                        rom_memory, &ram_memory);
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     }
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@@ -137,7 +133,7 @@ static void pc_init1(MemoryRegion *system_memory,
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     if (pci_enabled) {
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         pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, &isa_bus, gsi,
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-                              system_memory, system_io, ram_size,
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+                              system_memory, system_io, args->ram_size,
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                               below_4g_mem_size,
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                               0x100000000ULL - below_4g_mem_size,
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                               0x100000000ULL + above_4g_mem_size,
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@@ -202,7 +198,7 @@ static void pc_init1(MemoryRegion *system_memory,
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         }
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     }
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-    pc_cmos_init(below_4g_mem_size, above_4g_mem_size, boot_device,
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+    pc_cmos_init(below_4g_mem_size, above_4g_mem_size, args->boot_device,
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                  floppy, idebus[0], idebus[1], rtc_state);
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     if (pci_enabled && usb_enabled(false)) {
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@@ -232,17 +228,7 @@ static void pc_init1(MemoryRegion *system_memory,
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 static void pc_init_pci(QEMUMachineInitArgs *args)
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 {
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-    ram_addr_t ram_size = args->ram_size;
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-    const char *cpu_model = args->cpu_model;
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-    const char *kernel_filename = args->kernel_filename;
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-    const char *kernel_cmdline = args->kernel_cmdline;
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-    const char *initrd_filename = args->initrd_filename;
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-    const char *boot_device = args->boot_device;
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-    pc_init1(get_system_memory(),
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-             get_system_io(),
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-             ram_size, boot_device,
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-             kernel_filename, kernel_cmdline,
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-             initrd_filename, cpu_model, 1, 1);
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+    pc_init1(args, get_system_memory(), get_system_io(), 1, 1);
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 }
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 #if 0 /* Disabled for Red Hat Enterprise Linux */
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@@ -283,40 +269,21 @@ static void pc_init_pci_1_0(QEMUMachineInitArgs *args)
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 /* PC init function for pc-0.10 to pc-0.13, and reused by xenfv */
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 static void pc_init_pci_no_kvmclock(QEMUMachineInitArgs *args)
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 {
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-    ram_addr_t ram_size = args->ram_size;
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-    const char *cpu_model = args->cpu_model;
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-    const char *kernel_filename = args->kernel_filename;
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-    const char *kernel_cmdline = args->kernel_cmdline;
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-    const char *initrd_filename = args->initrd_filename;
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-    const char *boot_device = args->boot_device;
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     has_pvpanic = false;
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     disable_kvm_pv_eoi();
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     enable_compat_apic_id_mode();
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-    pc_init1(get_system_memory(),
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-             get_system_io(),
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-             ram_size, boot_device,
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-             kernel_filename, kernel_cmdline,
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-             initrd_filename, cpu_model, 1, 0);
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+    pc_init1(args, get_system_memory(), get_system_io(), 1, 0);
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 }
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 static void pc_init_isa(QEMUMachineInitArgs *args)
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 {
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-    ram_addr_t ram_size = args->ram_size;
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-    const char *cpu_model = args->cpu_model;
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-    const char *kernel_filename = args->kernel_filename;
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-    const char *kernel_cmdline = args->kernel_cmdline;
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-    const char *initrd_filename = args->initrd_filename;
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-    const char *boot_device = args->boot_device;
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     has_pvpanic = false;
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-    if (cpu_model == NULL)
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-        cpu_model = "486";
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+    if (!args->cpu_model) {
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+        args->cpu_model = "486";
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+    }
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     disable_kvm_pv_eoi();
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     enable_compat_apic_id_mode();
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-    pc_init1(get_system_memory(),
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-             get_system_io(),
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-             ram_size, boot_device,
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-             kernel_filename, kernel_cmdline,
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-             initrd_filename, cpu_model, 0, 1);
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+    pc_init1(args, get_system_memory(), get_system_io(), 0, 1);
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 }
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 #ifdef CONFIG_XEN
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-- 
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1.7.1
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