aboutsummaryrefslogtreecommitdiffstats
path: root/arch/i386/kernel/efi.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-05 17:55:20 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-05 17:55:20 -0400
commitea62ccd00fd0b6720b033adfc9984f31130ce195 (patch)
tree9837b797b2466fffcb0af96c388b06eae9c3df18 /arch/i386/kernel/efi.c
parent886a0768affe9a32f18c45f8e1393bca9ece5392 (diff)
parent35060b6a9a4e1c89bc6fbea61090e302dbc61847 (diff)
Merge branch 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6
* 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6: (231 commits) [PATCH] i386: Don't delete cpu_devs data to identify different x86 types in late_initcall [PATCH] i386: type may be unused [PATCH] i386: Some additional chipset register values validation. [PATCH] i386: Add missing !X86_PAE dependincy to the 2G/2G split. [PATCH] x86-64: Don't exclude asm-offsets.c in Documentation/dontdiff [PATCH] i386: avoid redundant preempt_disable in __unlazy_fpu [PATCH] i386: white space fixes in i387.h [PATCH] i386: Drop noisy e820 debugging printks [PATCH] x86-64: Fix allnoconfig error in genapic_flat.c [PATCH] x86-64: Shut up warnings for vfat compat ioctls on other file systems [PATCH] x86-64: Share identical video.S between i386 and x86-64 [PATCH] x86-64: Remove CONFIG_REORDER [PATCH] x86-64: Print type and size correctly for unknown compat ioctls [PATCH] i386: Remove copy_*_user BUG_ONs for (size < 0) [PATCH] i386: Little cleanups in smpboot.c [PATCH] x86-64: Don't enable NUMA for a single node in K8 NUMA scanning [PATCH] x86: Use RDTSCP for synchronous get_cycles if possible [PATCH] i386: Add X86_FEATURE_RDTSCP [PATCH] i386: Implement X86_FEATURE_SYNC_RDTSC on i386 [PATCH] i386: Implement alternative_io for i386 ... Fix up trivial conflict in include/linux/highmem.h manually. Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/i386/kernel/efi.c')
-rw-r--r--arch/i386/kernel/efi.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/arch/i386/kernel/efi.c b/arch/i386/kernel/efi.c
index 8f9c624ace6f..dd9e7faafa7c 100644
--- 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)
69{ 69{
70 unsigned long cr4; 70 unsigned long cr4;
71 unsigned long temp; 71 unsigned long temp;
72 struct Xgt_desc_struct *cpu_gdt_descr; 72 struct Xgt_desc_struct gdt_descr;
73 73
74 spin_lock(&efi_rt_lock); 74 spin_lock(&efi_rt_lock);
75 local_irq_save(efi_rt_eflags); 75 local_irq_save(efi_rt_eflags);
76 76
77 cpu_gdt_descr = &per_cpu(cpu_gdt_descr, 0);
78
79 /* 77 /*
80 * If I don't have PSE, I should just duplicate two entries in page 78 * If I don't have PSE, I should just duplicate two entries in page
81 * directory. If I have PSE, I just need to duplicate one entry in 79 * 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)
105 */ 103 */
106 local_flush_tlb(); 104 local_flush_tlb();
107 105
108 cpu_gdt_descr->address = __pa(cpu_gdt_descr->address); 106 gdt_descr.address = __pa(get_cpu_gdt_table(0));
109 load_gdt(cpu_gdt_descr); 107 gdt_descr.size = GDT_SIZE - 1;
108 load_gdt(&gdt_descr);
110} 109}
111 110
112static void efi_call_phys_epilog(void) __releases(efi_rt_lock) 111static void efi_call_phys_epilog(void) __releases(efi_rt_lock)
113{ 112{
114 unsigned long cr4; 113 unsigned long cr4;
115 struct Xgt_desc_struct *cpu_gdt_descr = &per_cpu(cpu_gdt_descr, 0); 114 struct Xgt_desc_struct gdt_descr;
116 115
117 cpu_gdt_descr->address = (unsigned long)__va(cpu_gdt_descr->address); 116 gdt_descr.address = (unsigned long)get_cpu_gdt_table(0);
118 load_gdt(cpu_gdt_descr); 117 gdt_descr.size = GDT_SIZE - 1;
118 load_gdt(&gdt_descr);
119 119
120 cr4 = read_cr4(); 120 cr4 = read_cr4();
121 121