Introduce system_state variable.

Use it to replace x86-specific early_boot boolean variable.

Also use it to detect suspend/resume case during cpu offline/online
to avoid unnecessarily breaking vcpu and cpupool affinities.

Signed-off-by: Keir Fraser <keir@xen.org>
Acked-by: Juergen Gross <juergen.gross@ts.fujitsu.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/xen/arch/x86/setup.c b/xen/arch/x86/setup.c
index 49f91ab543..bd218593a7 100644
--- a/xen/arch/x86/setup.c
+++ b/xen/arch/x86/setup.c
@@ -81,8 +81,6 @@ boolean_param("noapic", skip_ioapic_setup);
 s8 __read_mostly xen_cpuidle = -1;
 boolean_param("cpuidle", xen_cpuidle);
 
-bool_t __read_mostly early_boot = 1;
-
 cpumask_t __read_mostly cpu_present_map;
 
 unsigned long __read_mostly xen_phys_start;
@@ -271,7 +269,7 @@ static void *__init bootstrap_map(const module_t *mod)
     void *ret;
 
 #ifdef __x86_64__
-    if ( !early_boot )
+    if ( system_state != SYS_STATE_early_boot )
         return mod ? mfn_to_virt(mod->mod_start) : NULL;
 #endif
 
@@ -1168,7 +1166,7 @@ void __init __start_xen(unsigned long mbi_p)
 #endif
 
     end_boot_allocator();
-    early_boot = 0;
+    system_state = SYS_STATE_boot;
 
 #if defined(CONFIG_X86_64)
     vesa_init();
@@ -1391,6 +1389,8 @@ void __init __start_xen(unsigned long mbi_p)
 
     dmi_end_boot();
 
+    system_state = SYS_STATE_active;
+
     domain_unpause_by_systemcontroller(dom0);
 
     reset_stack_and_jump(init_done);