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-rw-r--r--include/linux/efi.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/efi.h b/include/linux/efi.h
index 44c85b559e15..88654910ce29 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -1202,6 +1202,7 @@ extern int __init efi_setup_pcdp_console(char *);
#define EFI_DBG 8 /* Print additional debug info at runtime */
#define EFI_NX_PE_DATA 9 /* Can runtime data regions be mapped non-executable? */
#define EFI_MEM_ATTR 10 /* Did firmware publish an EFI_MEMORY_ATTRIBUTES table? */
+#define EFI_MEM_NO_SOFT_RESERVE 11 /* Is the kernel configured to ignore soft reservations? */
#ifdef CONFIG_EFI
/*
@@ -1212,6 +1213,14 @@ static inline bool efi_enabled(int feature)
return test_bit(feature, &efi.flags) != 0;
}
extern void efi_reboot(enum reboot_mode reboot_mode, const char *__unused);
+
+bool __pure __efi_soft_reserve_enabled(void);
+
+static inline bool __pure efi_soft_reserve_enabled(void)
+{
+ return IS_ENABLED(CONFIG_EFI_SOFT_RESERVE)
+ && __efi_soft_reserve_enabled();
+}
#else
static inline bool efi_enabled(int feature)
{
@@ -1225,6 +1234,11 @@ efi_capsule_pending(int *reset_type)
{
return false;
}
+
+static inline bool efi_soft_reserve_enabled(void)
+{
+ return false;
+}
#endif
extern int efi_status_to_err(efi_status_t status);