summaryrefslogtreecommitdiffstats
path: root/drivers/acpi/apei/einj.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@kernel.org>2014-01-12 17:56:54 +0100
committerIngo Molnar <mingo@kernel.org>2014-01-12 17:56:54 +0100
commitb769e014f3ae4af8a56c6327077b3c40410dedad (patch)
treebeeaa315d7287b96f2813d8d060c43f2658a07b8 /drivers/acpi/apei/einj.c
parentMerge tag 'v3.13-rc8' into x86/ras, to pick up fixes. (diff)
parentx86, mce: Fix mce_start_timer semantics (diff)
downloadlinux-b769e014f3ae4af8a56c6327077b3c40410dedad.tar.xz
linux-b769e014f3ae4af8a56c6327077b3c40410dedad.zip
Merge tag 'ras_for_3.14_p2' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras into x86/ras
Pull RAS updates from Borislav Petkov: " SCI reporting for other error types not only correctable ones + APEI GHES cleanups + mce timer fix " Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/acpi/apei/einj.c')
-rw-r--r--drivers/acpi/apei/einj.c19
1 files changed, 9 insertions, 10 deletions
diff --git a/drivers/acpi/apei/einj.c b/drivers/acpi/apei/einj.c
index c76674e2a01f..7dcc8a824aae 100644
--- a/drivers/acpi/apei/einj.c
+++ b/drivers/acpi/apei/einj.c
@@ -34,6 +34,7 @@
#include <linux/delay.h>
#include <linux/mm.h>
#include <acpi/acpi.h>
+#include <asm/unaligned.h>
#include "apei-internal.h"
@@ -216,7 +217,7 @@ static void check_vendor_extension(u64 paddr,
static void *einj_get_parameter_address(void)
{
int i;
- u64 paddrv4 = 0, paddrv5 = 0;
+ u64 pa_v4 = 0, pa_v5 = 0;
struct acpi_whea_header *entry;
entry = EINJ_TAB_ENTRY(einj_tab);
@@ -225,30 +226,28 @@ static void *einj_get_parameter_address(void)
entry->instruction == ACPI_EINJ_WRITE_REGISTER &&
entry->register_region.space_id ==
ACPI_ADR_SPACE_SYSTEM_MEMORY)
- memcpy(&paddrv4, &entry->register_region.address,
- sizeof(paddrv4));
+ pa_v4 = get_unaligned(&entry->register_region.address);
if (entry->action == ACPI_EINJ_SET_ERROR_TYPE_WITH_ADDRESS &&
entry->instruction == ACPI_EINJ_WRITE_REGISTER &&
entry->register_region.space_id ==
ACPI_ADR_SPACE_SYSTEM_MEMORY)
- memcpy(&paddrv5, &entry->register_region.address,
- sizeof(paddrv5));
+ pa_v5 = get_unaligned(&entry->register_region.address);
entry++;
}
- if (paddrv5) {
+ if (pa_v5) {
struct set_error_type_with_address *v5param;
- v5param = acpi_os_map_memory(paddrv5, sizeof(*v5param));
+ v5param = acpi_os_map_memory(pa_v5, sizeof(*v5param));
if (v5param) {
acpi5 = 1;
- check_vendor_extension(paddrv5, v5param);
+ check_vendor_extension(pa_v5, v5param);
return v5param;
}
}
- if (param_extension && paddrv4) {
+ if (param_extension && pa_v4) {
struct einj_parameter *v4param;
- v4param = acpi_os_map_memory(paddrv4, sizeof(*v4param));
+ v4param = acpi_os_map_memory(pa_v4, sizeof(*v4param));
if (!v4param)
return NULL;
if (v4param->reserved1 || v4param->reserved2) {