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acpi: acpi_build_hest: use acpi_table_begin()/acpi_table_end() instead of build_header()

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it replaces error-prone pointer arithmetic for build_header() API,
with 2 calls to start and finish table creation,
which hides offsets magic from API user.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Dongjiu Geng <gengdongjiu1@gmail.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Message-Id: <20210924122802.1455362-8-imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Igor Mammedov 2021-09-24 08:27:34 -04:00 committed by Michael S. Tsirkin
parent 3e39c1ed7b
commit 13229858cf
1 changed files with 4 additions and 6 deletions
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10
hw/acpi/ghes.c
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@ -362,18 +362,16 @@ static void build_ghes_v2(GArray *table_data, int source_id, BIOSLinker *linker)
void acpi_build_hest(GArray *table_data, BIOSLinker *linker,
const char *oem_id, const char *oem_table_id)
{
uint64_t hest_start = table_data->len;
AcpiTable table = { .sig = "HEST", .rev = 1,
.oem_id = oem_id, .oem_table_id = oem_table_id };
/* Hardware Error Source Table header*/
acpi_data_push(table_data, sizeof(AcpiTableHeader));
acpi_table_begin(&table, table_data);
/* Error Source Count */
build_append_int_noprefix(table_data, ACPI_GHES_ERROR_SOURCE_COUNT, 4);
build_ghes_v2(table_data, ACPI_HEST_SRC_ID_SEA, linker);
build_header(linker, table_data, (void *)(table_data->data + hest_start),
"HEST", table_data->len - hest_start, 1, oem_id, oem_table_id);
acpi_table_end(linker, &table);
}
void acpi_ghes_add_fw_cfg(AcpiGhesState *ags, FWCfgState *s,