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authorBen Warren <ben@skyportsystems.com>2017-02-16 15:15:35 -0800
committerMichael S. Tsirkin <mst@redhat.com>2017-03-02 07:14:26 +0200
commitc7809e6cd76dec99baf82100ff2041833df5146f (patch)
treeb3a53d758856ae28845a320f7b8bdc260ee332d1 /hw/acpi
parent20f5d14dc9e88339f5a5b59fb8696562022e4462 (diff)
ACPI: Add vmgenid blob storage to the build tables
This allows them to be centrally initialized and destroyed The "AcpiBuildTables.vmgenid" array will be used to construct the "etc/vmgenid_guid" fw_cfg blob. Its contents will be linked into fw_cfg after being built on the pc_machine_done() -> acpi_setup() -> acpi_build() call path, and dropped without use on the subsequent, guest triggered, acpi_build_update() -> acpi_build() call path. Signed-off-by: Ben Warren <ben@skyportsystems.com> Reviewed-by: Laszlo Ersek <lersek@redhat.com> Reviewed-by: Igor Mammedov <imammedo@redhat.com> Tested-by: Laszlo Ersek <lersek@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/acpi')
-rw-r--r--hw/acpi/aml-build.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
index b2a1e4033b..c6f2032dec 100644
--- a/hw/acpi/aml-build.c
+++ b/hw/acpi/aml-build.c
@@ -1559,6 +1559,7 @@ void acpi_build_tables_init(AcpiBuildTables *tables)
tables->rsdp = g_array_new(false, true /* clear */, 1);
tables->table_data = g_array_new(false, true /* clear */, 1);
tables->tcpalog = g_array_new(false, true /* clear */, 1);
+ tables->vmgenid = g_array_new(false, true /* clear */, 1);
tables->linker = bios_linker_loader_init();
}
@@ -1568,6 +1569,7 @@ void acpi_build_tables_cleanup(AcpiBuildTables *tables, bool mfre)
g_array_free(tables->rsdp, true);
g_array_free(tables->table_data, true);
g_array_free(tables->tcpalog, mfre);
+ g_array_free(tables->vmgenid, mfre);
}
/* Build rsdt table */