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-rw-r--r--include/efi.h8
-rw-r--r--lib/efi_loader/efi_boottime.c36
2 files changed, 26 insertions, 18 deletions
diff --git a/include/efi.h b/include/efi.h
index 0fe15e65c0..41530a7537 100644
--- a/include/efi.h
+++ b/include/efi.h
@@ -29,8 +29,16 @@
*/
#ifdef __x86_64__
#define EFIAPI __attribute__((ms_abi))
+#define efi_va_list __builtin_ms_va_list
+#define efi_va_start __builtin_ms_va_start
+#define efi_va_arg __builtin_va_arg
+#define efi_va_end __builtin_ms_va_end
#else
#define EFIAPI asmlinkage
+#define efi_va_list va_list
+#define efi_va_start va_start
+#define efi_va_arg va_arg
+#define efi_va_end va_end
#endif /* __x86_64__ */
struct efi_device_path;
diff --git a/lib/efi_loader/efi_boottime.c b/lib/efi_loader/efi_boottime.c
index eeefe0bdfe..46c8ecd187 100644
--- a/lib/efi_loader/efi_boottime.c
+++ b/lib/efi_loader/efi_boottime.c
@@ -2302,7 +2302,7 @@ static efi_status_t EFIAPI efi_install_multiple_protocol_interfaces(
{
EFI_ENTRY("%p", handle);
- va_list argptr;
+ efi_va_list argptr;
const efi_guid_t *protocol;
void *protocol_interface;
efi_status_t r = EFI_SUCCESS;
@@ -2311,12 +2311,12 @@ static efi_status_t EFIAPI efi_install_multiple_protocol_interfaces(
if (!handle)
return EFI_EXIT(EFI_INVALID_PARAMETER);
- va_start(argptr, handle);
+ efi_va_start(argptr, handle);
for (;;) {
- protocol = va_arg(argptr, efi_guid_t*);
+ protocol = efi_va_arg(argptr, efi_guid_t*);
if (!protocol)
break;
- protocol_interface = va_arg(argptr, void*);
+ protocol_interface = efi_va_arg(argptr, void*);
r = EFI_CALL(efi_install_protocol_interface(
handle, protocol,
EFI_NATIVE_INTERFACE,
@@ -2325,19 +2325,19 @@ static efi_status_t EFIAPI efi_install_multiple_protocol_interfaces(
break;
i++;
}
- va_end(argptr);
+ efi_va_end(argptr);
if (r == EFI_SUCCESS)
return EFI_EXIT(r);
/* If an error occurred undo all changes. */
- va_start(argptr, handle);
+ efi_va_start(argptr, handle);
for (; i; --i) {
- protocol = va_arg(argptr, efi_guid_t*);
- protocol_interface = va_arg(argptr, void*);
+ protocol = efi_va_arg(argptr, efi_guid_t*);
+ protocol_interface = efi_va_arg(argptr, void*);
EFI_CALL(efi_uninstall_protocol_interface(handle, protocol,
protocol_interface));
}
- va_end(argptr);
+ efi_va_end(argptr);
return EFI_EXIT(r);
}
@@ -2361,7 +2361,7 @@ static efi_status_t EFIAPI efi_uninstall_multiple_protocol_interfaces(
{
EFI_ENTRY("%p", handle);
- va_list argptr;
+ efi_va_list argptr;
const efi_guid_t *protocol;
void *protocol_interface;
efi_status_t r = EFI_SUCCESS;
@@ -2370,12 +2370,12 @@ static efi_status_t EFIAPI efi_uninstall_multiple_protocol_interfaces(
if (!handle)
return EFI_EXIT(EFI_INVALID_PARAMETER);
- va_start(argptr, handle);
+ efi_va_start(argptr, handle);
for (;;) {
- protocol = va_arg(argptr, efi_guid_t*);
+ protocol = efi_va_arg(argptr, efi_guid_t*);
if (!protocol)
break;
- protocol_interface = va_arg(argptr, void*);
+ protocol_interface = efi_va_arg(argptr, void*);
r = EFI_CALL(efi_uninstall_protocol_interface(
handle, protocol,
protocol_interface));
@@ -2383,20 +2383,20 @@ static efi_status_t EFIAPI efi_uninstall_multiple_protocol_interfaces(
break;
i++;
}
- va_end(argptr);
+ efi_va_end(argptr);
if (r == EFI_SUCCESS)
return EFI_EXIT(r);
/* If an error occurred undo all changes. */
- va_start(argptr, handle);
+ efi_va_start(argptr, handle);
for (; i; --i) {
- protocol = va_arg(argptr, efi_guid_t*);
- protocol_interface = va_arg(argptr, void*);
+ protocol = efi_va_arg(argptr, efi_guid_t*);
+ protocol_interface = efi_va_arg(argptr, void*);
EFI_CALL(efi_install_protocol_interface(&handle, protocol,
EFI_NATIVE_INTERFACE,
protocol_interface));
}
- va_end(argptr);
+ efi_va_end(argptr);
return EFI_EXIT(r);
}