diff options
Diffstat (limited to 'arch/x86/realmode/init.c')
| -rw-r--r-- | arch/x86/realmode/init.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/x86/realmode/init.c b/arch/x86/realmode/init.c index 0b7a63d98440..705e3fffb4a1 100644 --- a/arch/x86/realmode/init.c +++ b/arch/x86/realmode/init.c @@ -8,6 +8,9 @@ struct real_mode_header *real_mode_header; u32 *trampoline_cr4_features; +/* Hold the pgd entry used on booting additional CPUs */ +pgd_t trampoline_pgd_entry; + void __init reserve_real_mode(void) { phys_addr_t mem; @@ -84,7 +87,7 @@ void __init setup_real_mode(void) *trampoline_cr4_features = __read_cr4(); trampoline_pgd = (u64 *) __va(real_mode_header->trampoline_pgd); - trampoline_pgd[0] = init_level4_pgt[pgd_index(__PAGE_OFFSET)].pgd; + trampoline_pgd[0] = trampoline_pgd_entry.pgd; trampoline_pgd[511] = init_level4_pgt[511].pgd; #endif } |