xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

x86: load new GDT after setting up boot cpu per-cpu area

Browse Source 
Impact: sync 32 and 64-bit code

Merge load_gs_base() into switch_to_new_gdt().  Load the GDT and
per-cpu state for the boot cpu when its new area is set up.

Signed-off-by: Brian Gerst <brgerst@gmail.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Brian Gerst
2009-01-27 12:56:48 +09:00
committed by Tejun Heo
parent 1825b8edc2
commit 2697fbd5fa
3 changed files with 12 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
arch/x86/include/asm/processor.h
View File

@@ -394,11 +394,6 @@ union irq_stack_union {
DECLARE_PER_CPU(union irq_stack_union, irq_stack_union);
DECLARE_PER_CPU(char *, irq_stack_ptr);
static inline void load_gs_base(int cpu)
{
wrmsrl(MSR_GS_BASE, (unsigned long)per_cpu(irq_stack_union.gs_base, cpu));
}
#endif
extern void print_cpu_info(struct cpuinfo_x86 *);