[patch V3 23/44] x86/percpu: Use static initializer for GDT entry

[Thomas Gleixner]

The IDT cleanup is about to remove pack_descriptor(). The GDT setup for the
percpu storage can be achieved with the static initializer as well. Replace
it.

Signed-off-by: Thomas Gleixner <t...@linutronix.de>
---
 arch/x86/kernel/setup_percpu.c |    9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

--- a/arch/x86/kernel/setup_percpu.c
+++ b/arch/x86/kernel/setup_percpu.c
@@ -155,13 +155,10 @@ static void __init pcpup_populate_pte(un
 static inline void setup_percpu_segment(int cpu)
 {
 #ifdef CONFIG_X86_32
-       struct desc_struct gdt;
+       struct desc_struct d = GDT_ENTRY_INIT(0x8092, per_cpu_offset(cpu),
+                                             0xFFFFF);
 
-       pack_descriptor(&gdt, per_cpu_offset(cpu), 0xFFFFF,
-                       0x2 | DESCTYPE_S, 0x8);
-       gdt.s = 1;
-       write_gdt_entry(get_cpu_gdt_rw(cpu),
-                       GDT_ENTRY_PERCPU, &gdt, DESCTYPE_S);
+       write_gdt_entry(get_cpu_gdt_rw(cpu), GDT_ENTRY_PERCPU, &d, DESCTYPE_S);
 #endif
 }