Revert "x86/feature: Report presence of IBPB and IBRS control"

CVE-2017-5753 (revert embargoed)
CVE-2017-5715 (revert embargoed)

This reverts commit 7de295e2.
Signed-off-by: Andy Whitcroft <apw@canonical.com>
Signed-off-by: Kleber Sacilotto de Souza <kleber.souza@canonical.com>

arch/x86/kernel/cpu/intel.c

@@ -528,11 +528,6 @@ static void init_intel(struct cpuinfo_x86 *c)
 		detect_vmx_virtcap(c);
 
 	init_intel_energy_perf(c);
-
-	if (boot_cpu_has(X86_FEATURE_SPEC_CTRL))
-                printk_once(KERN_INFO "FEATURE SPEC_CTRL Present\n");
-        else
-                printk_once(KERN_INFO "FEATURE SPEC_CTRL Not Present\n");
 }
 
 #ifdef CONFIG_X86_32