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[Qemu-devel] [PATCH v4 02/11] numa: move numa global variable have_numa_
From: |
Tao Xu |
Subject: |
[Qemu-devel] [PATCH v4 02/11] numa: move numa global variable have_numa_distance into MachineState |
Date: |
Wed, 8 May 2019 14:17:17 +0800 |
The aim of this patch is to move existing numa global have_numa_distance
into NumaState.
Reviewed-by: Liu Jingqi <address@hidden>
Suggested-by: Igor Mammedov <address@hidden>
Suggested-by: Eduardo Habkost <address@hidden>
Signed-off-by: Tao Xu <address@hidden>
---
Changes in v4 -> v3:
- send the patch together with HMAT patches
---
hw/arm/virt-acpi-build.c | 2 +-
hw/arm/virt.c | 2 +-
hw/i386/acpi-build.c | 2 +-
include/hw/boards.h | 2 ++
include/sysemu/numa.h | 2 --
numa.c | 5 ++---
6 files changed, 7 insertions(+), 8 deletions(-)
diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c
index 6805b4de51..65f070843c 100644
--- a/hw/arm/virt-acpi-build.c
+++ b/hw/arm/virt-acpi-build.c
@@ -815,7 +815,7 @@ void virt_acpi_build(VirtMachineState *vms, AcpiBuildTables
*tables)
if (nb_numa_nodes > 0) {
acpi_add_table(table_offsets, tables_blob);
build_srat(tables_blob, tables->linker, vms);
- if (have_numa_distance) {
+ if (ms->numa_state->have_numa_distance) {
acpi_add_table(table_offsets, tables_blob);
build_slit(tables_blob, tables->linker, ms);
}
diff --git a/hw/arm/virt.c b/hw/arm/virt.c
index 70954b658d..f0818ef597 100644
--- a/hw/arm/virt.c
+++ b/hw/arm/virt.c
@@ -228,7 +228,7 @@ static void create_fdt(VirtMachineState *vms)
"clk24mhz");
qemu_fdt_setprop_cell(fdt, "/apb-pclk", "phandle", vms->clock_phandle);
- if (have_numa_distance) {
+ if (nb_numa_nodes > 0 && ms->numa_state->have_numa_distance) {
int size = nb_numa_nodes * nb_numa_nodes * 3 * sizeof(uint32_t);
uint32_t *matrix = g_malloc0(size);
int idx, i, j;
diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
index 7d9bc88ac9..43a807c483 100644
--- a/hw/i386/acpi-build.c
+++ b/hw/i386/acpi-build.c
@@ -2685,7 +2685,7 @@ void acpi_build(AcpiBuildTables *tables, MachineState
*machine)
if (pcms->numa_nodes) {
acpi_add_table(table_offsets, tables_blob);
build_srat(tables_blob, tables->linker, machine);
- if (have_numa_distance) {
+ if (machine->numa_state->have_numa_distance) {
acpi_add_table(table_offsets, tables_blob);
build_slit(tables_blob, tables->linker, machine);
}
diff --git a/include/hw/boards.h b/include/hw/boards.h
index 5f102e3075..c3c678b7ff 100644
--- a/include/hw/boards.h
+++ b/include/hw/boards.h
@@ -237,6 +237,8 @@ typedef struct NumaState {
/* Number of NUMA nodes */
int num_nodes;
+ /* Allow setting NUMA distance for different NUMA nodes */
+ bool have_numa_distance;
} NumaState;
/**
diff --git a/include/sysemu/numa.h b/include/sysemu/numa.h
index a55e2be563..1a29408db9 100644
--- a/include/sysemu/numa.h
+++ b/include/sysemu/numa.h
@@ -6,8 +6,6 @@
#include "sysemu/hostmem.h"
#include "hw/boards.h"
-extern bool have_numa_distance;
-
struct NodeInfo {
uint64_t node_mem;
struct HostMemoryBackend *node_memdev;
diff --git a/numa.c b/numa.c
index 343fcaf13f..d4f5ff5193 100644
--- a/numa.c
+++ b/numa.c
@@ -52,7 +52,6 @@ static int have_memdevs = -1;
static int max_numa_nodeid; /* Highest specified NUMA node ID, plus one.
* For all nodes, nodeid < max_numa_nodeid
*/
-bool have_numa_distance;
NodeInfo numa_info[MAX_NODES];
@@ -171,7 +170,7 @@ void parse_numa_distance(MachineState *ms, NumaDistOptions
*dist, Error **errp)
}
numa_info[src].distance[dst] = val;
- have_numa_distance = true;
+ ms->numa_state->have_numa_distance = true;
}
static
@@ -442,7 +441,7 @@ void numa_complete_configuration(MachineState *ms)
* asymmetric. In this case, the distances for both directions
* of all node pairs are required.
*/
- if (have_numa_distance) {
+ if (ms->numa_state->have_numa_distance) {
/* Validate enough NUMA distance information was provided. */
validate_numa_distance(ms);
--
2.17.1