Commit eb43e8f8 authored Jul 14, 2016 by Andy Lutomirski Committed by Ingo Molnar Jul 15, 2016

x86/smp: Remove unnecessary initialization of thread_info::cpu

It's statically initialized to zero -- no need to dynamically
initialize it to zero as well.

Signed-off-by: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/6cf6314dce3051371a913ee19d1b88e29c68c560.1468527351.git.luto@kernel.org

Signed-off-by: Ingo Molnar <mingo@kernel.org>

parent fb59831b

arch/x86/kernel/smpboot.c

+0 −1

Original line number	Diff line number	Diff line
		@@ -1285,7 +1285,6 @@ void __init native_smp_prepare_cpus(unsigned int max_cpus)
		cpumask_copy(cpu_callin_mask, cpumask_of(0));
		mb();

		current_thread_info()->cpu = 0; /* needed? */
		for_each_possible_cpu(i) {
		zalloc_cpumask_var(&per_cpu(cpu_sibling_map, i), GFP_KERNEL);
		zalloc_cpumask_var(&per_cpu(cpu_core_map, i), GFP_KERNEL);