diff options
Diffstat (limited to 'arch/x86/power')
| -rw-r--r-- | arch/x86/power/hibernate.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/x86/power/hibernate.c b/arch/x86/power/hibernate.c index f63793b8de3f..a04ca13bf592 100644 --- a/arch/x86/power/hibernate.c +++ b/arch/x86/power/hibernate.c @@ -53,7 +53,6 @@ int pfn_is_nosave(unsigned long pfn) return pfn >= nosave_begin_pfn && pfn < nosave_end_pfn; } -#ifdef CONFIG_X86_64 #define MD5_DIGEST_SIZE 16 @@ -140,7 +139,11 @@ static bool hibernation_e820_mismatch(void *buf) } #endif +#ifdef CONFIG_X86_64 #define RESTORE_MAGIC 0x23456789ABCDEF01UL +#else +#define RESTORE_MAGIC 0x12345678UL +#endif /** * arch_hibernation_header_save - populate the architecture specific part @@ -154,6 +157,7 @@ int arch_hibernation_header_save(void *addr, unsigned int max_size) if (max_size < sizeof(struct restore_data_record)) return -EOVERFLOW; rdr->magic = RESTORE_MAGIC; +#ifdef CONFIG_X86_64 rdr->jump_address = (unsigned long)restore_registers; rdr->jump_address_phys = __pa_symbol(restore_registers); @@ -175,6 +179,7 @@ int arch_hibernation_header_save(void *addr, unsigned int max_size) * have any of the PCID bits set. */ rdr->cr3 = restore_cr3 & ~CR3_PCID_MASK; +#endif return hibernation_e820_save(rdr->e820_digest); } @@ -193,9 +198,11 @@ int arch_hibernation_header_restore(void *addr) return -EINVAL; } +#ifdef CONFIG_X86_64 restore_jump_address = rdr->jump_address; jump_address_phys = rdr->jump_address_phys; restore_cr3 = rdr->cr3; +#endif if (hibernation_e820_mismatch(rdr->e820_digest)) { pr_crit("Hibernate inconsistent memory map detected!\n"); @@ -205,6 +212,7 @@ int arch_hibernation_header_restore(void *addr) return 0; } +#ifdef CONFIG_X86_64 int relocate_restore_code(void) { pgd_t *pgd; |