Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux...

[linux-2.6-omap-h63xx.git] / arch / i386 / kernel / efi.c

diff --git a/arch/i386/kernel/efi.c b/arch/i386/kernel/efi.c
index 8f9c624ace6fb46d2094485b8c8c051f6f7d72ee..2452c6fbe9927bf34e804ade8e65b2a48b1927b8 100644 (file)
--- a/arch/i386/kernel/efi.c
+++ b/arch/i386/kernel/efi.c
@@ -69,13 +69,11 @@ static void efi_call_phys_prelog(void) __acquires(efi_rt_lock)
 {
        unsigned long cr4;
        unsigned long temp;
-       struct Xgt_desc_struct *cpu_gdt_descr;
+       struct Xgt_desc_struct gdt_descr;
 
        spin_lock(&efi_rt_lock);
        local_irq_save(efi_rt_eflags);
 
-       cpu_gdt_descr = &per_cpu(cpu_gdt_descr, 0);
-
        /*
         * If I don't have PSE, I should just duplicate two entries in page
         * directory. If I have PSE, I just need to duplicate one entry in
@@ -105,17 +103,19 @@ static void efi_call_phys_prelog(void) __acquires(efi_rt_lock)
         */
        local_flush_tlb();
 
-       cpu_gdt_descr->address = __pa(cpu_gdt_descr->address);
-       load_gdt(cpu_gdt_descr);
+       gdt_descr.address = __pa(get_cpu_gdt_table(0));
+       gdt_descr.size = GDT_SIZE - 1;
+       load_gdt(&gdt_descr);
 }
 
 static void efi_call_phys_epilog(void) __releases(efi_rt_lock)
 {
        unsigned long cr4;
-       struct Xgt_desc_struct *cpu_gdt_descr = &per_cpu(cpu_gdt_descr, 0);
+       struct Xgt_desc_struct gdt_descr;
 
-       cpu_gdt_descr->address = (unsigned long)__va(cpu_gdt_descr->address);
-       load_gdt(cpu_gdt_descr);
+       gdt_descr.address = (unsigned long)get_cpu_gdt_table(0);
+       gdt_descr.size = GDT_SIZE - 1;
+       load_gdt(&gdt_descr);
 
        cr4 = read_cr4();
 
@@ -278,7 +278,7 @@ void efi_memmap_walk(efi_freemem_callback_t callback, void *arg)
        struct range {
                unsigned long start;
                unsigned long end;
-       } prev, curr;
+       } uninitialized_var(prev), curr;
        efi_memory_desc_t *md;
        unsigned long start, end;
        void *p;
@@ -347,14 +347,12 @@ void __init efi_init(void)
                printk(KERN_ERR PFX "Woah! Couldn't map the EFI system table.\n");
        if (efi.systab->hdr.signature != EFI_SYSTEM_TABLE_SIGNATURE)
                printk(KERN_ERR PFX "Woah! EFI system table signature incorrect\n");
-       if ((efi.systab->hdr.revision ^ EFI_SYSTEM_TABLE_REVISION) >> 16 != 0)
-               printk(KERN_ERR PFX
-                      "Warning: EFI system table major version mismatch: "
-                      "got %d.%02d, expected %d.%02d\n",
+       if ((efi.systab->hdr.revision >> 16) == 0)
+               printk(KERN_ERR PFX "Warning: EFI system table version "
+                      "%d.%02d, expected 1.00 or greater\n",
                       efi.systab->hdr.revision >> 16,
-                      efi.systab->hdr.revision & 0xffff,
-                      EFI_SYSTEM_TABLE_REVISION >> 16,
-                      EFI_SYSTEM_TABLE_REVISION & 0xffff);
+                      efi.systab->hdr.revision & 0xffff);
+
        /*
         * Grab some details from the system table
         */