5 files changed, 12 insertions, 21 deletions

diff --git a/drivers/firmware/efi/efi-pstore.c b/drivers/firmware/efi/efi-pstore.c
index 5b9dc26e6bcb..552c78f5f059 100644
--- a/drivers/firmware/efi/efi-pstore.c
+++ b/drivers/firmware/efi/efi-pstore.c
@@ -136,7 +136,7 @@ static int efi_pstore_read_func(struct pstore_record *record,
 				     &size, record->buf);
 	if (status != EFI_SUCCESS) {
 		kfree(record->buf);
-		return -EIO;
+		return efi_status_to_err(status);
 	}
 
 	/*
@@ -189,7 +189,7 @@ static ssize_t efi_pstore_read(struct pstore_record *record)
 			return 0;
 
 		if (status != EFI_SUCCESS)
-			return -EIO;
+			return efi_status_to_err(status);
 
 		/* skip variables that don't concern us */
 		if (efi_guidcmp(guid, LINUX_EFI_CRASH_GUID))
@@ -227,7 +227,7 @@ static int efi_pstore_write(struct pstore_record *record)
 					    record->size, record->psi->buf,
 					    true);
 	efivar_unlock();
-	return status == EFI_SUCCESS ? 0 : -EIO;
+	return efi_status_to_err(status);
 };
 
 static int efi_pstore_erase(struct pstore_record *record)
@@ -238,7 +238,7 @@ static int efi_pstore_erase(struct pstore_record *record)
 				     PSTORE_EFI_ATTRIBUTES, 0, NULL);
 
 	if (status != EFI_SUCCESS && status != EFI_NOT_FOUND)
-		return -EIO;
+		return efi_status_to_err(status);
 	return 0;
 }
 
diff --git a/drivers/firmware/efi/libstub/loongarch.c b/drivers/firmware/efi/libstub/loongarch.c
index 684c9354637c..d0ef93551c44 100644
--- a/drivers/firmware/efi/libstub/loongarch.c
+++ b/drivers/firmware/efi/libstub/loongarch.c
@@ -41,7 +41,7 @@ static efi_status_t exit_boot_func(struct efi_boot_memmap *map, void *priv)
 unsigned long __weak kernel_entry_address(unsigned long kernel_addr,
 		efi_loaded_image_t *image)
 {
-	return *(unsigned long *)(kernel_addr + 8) - VMLINUX_LOAD_ADDRESS + kernel_addr;
+	return *(unsigned long *)(kernel_addr + 8) - PHYSADDR(VMLINUX_LOAD_ADDRESS) + kernel_addr;
 }
 
 efi_status_t efi_boot_kernel(void *handle, efi_loaded_image_t *image,
diff --git a/drivers/firmware/efi/libstub/zboot.lds b/drivers/firmware/efi/libstub/zboot.lds
index ac8c0ef85158..af2c82f7bd90 100644
--- a/drivers/firmware/efi/libstub/zboot.lds
+++ b/drivers/firmware/efi/libstub/zboot.lds
@@ -41,6 +41,7 @@ SECTIONS
 	}
 
 	/DISCARD/ : {
+		*(.discard .discard.*)
 		*(.modinfo .init.modinfo)
 	}
 }
diff --git a/drivers/firmware/efi/memmap.c b/drivers/firmware/efi/memmap.c
index 3365944f7965..34109fd86c55 100644
--- a/drivers/firmware/efi/memmap.c
+++ b/drivers/firmware/efi/memmap.c
@@ -15,10 +15,6 @@
 #include <asm/early_ioremap.h>
 #include <asm/efi.h>
 
-#ifndef __efi_memmap_free
-#define __efi_memmap_free(phys, size, flags) do { } while (0)
-#endif
-
 /**
  * __efi_memmap_init - Common code for mapping the EFI memory map
  * @data: EFI memory map data
@@ -51,11 +47,6 @@ int __init __efi_memmap_init(struct efi_memory_map_data *data)
 		return -ENOMEM;
 	}
 
-	if (efi.memmap.flags & (EFI_MEMMAP_MEMBLOCK | EFI_MEMMAP_SLAB))
-		__efi_memmap_free(efi.memmap.phys_map,
-				  efi.memmap.desc_size * efi.memmap.nr_map,
-				  efi.memmap.flags);
-
 	map.phys_map = data->phys_map;
 	map.nr_map = data->size / data->desc_size;
 	map.map_end = map.map + data->size;
diff --git a/drivers/firmware/efi/runtime-wrappers.c b/drivers/firmware/efi/runtime-wrappers.c
index 5d56bc40a79d..708b777857d3 100644
--- a/drivers/firmware/efi/runtime-wrappers.c
+++ b/drivers/firmware/efi/runtime-wrappers.c
@@ -213,7 +213,7 @@ extern struct semaphore __efi_uv_runtime_lock __alias(efi_runtime_lock);
  * Calls the appropriate efi_runtime_service() with the appropriate
  * arguments.
  */
-static void efi_call_rts(struct work_struct *work)
+static void __nocfi efi_call_rts(struct work_struct *work)
 {
 	const union efi_rts_args *args = efi_rts_work.args;
 	efi_status_t status = EFI_NOT_FOUND;
@@ -435,7 +435,7 @@ static efi_status_t virt_efi_set_variable(efi_char16_t *name,
 	return status;
 }
 
-static efi_status_t
+static efi_status_t __nocfi
 virt_efi_set_variable_nb(efi_char16_t *name, efi_guid_t *vendor, u32 attr,
 			 unsigned long data_size, void *data)
 {
@@ -469,7 +469,7 @@ static efi_status_t virt_efi_query_variable_info(u32 attr,
 	return status;
 }
 
-static efi_status_t
+static efi_status_t __nocfi
 virt_efi_query_variable_info_nb(u32 attr, u64 *storage_space,
 				u64 *remaining_space, u64 *max_variable_size)
 {
@@ -499,10 +499,9 @@ static efi_status_t virt_efi_get_next_high_mono_count(u32 *count)
 	return status;
 }
 
-static void virt_efi_reset_system(int reset_type,
-				  efi_status_t status,
-				  unsigned long data_size,
-				  efi_char16_t *data)
+static void __nocfi
+virt_efi_reset_system(int reset_type, efi_status_t status,
+		      unsigned long data_size, efi_char16_t *data)
 {
 	if (down_trylock(&efi_runtime_lock)) {
 		pr_warn("failed to invoke the reset_system() runtime service:\n"