diff options
Diffstat (limited to 'arch/x86/xen/setup.c')
| -rw-r--r-- | arch/x86/xen/setup.c | 20 |
1 files changed, 5 insertions, 15 deletions
diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c index b85dceef56f7..95fb68a8c20d 100644 --- a/arch/x86/xen/setup.c +++ b/arch/x86/xen/setup.c @@ -250,20 +250,6 @@ char * __init xen_memory_setup(void) return "Xen"; } -static void xen_idle(void) -{ - local_irq_disable(); - - if (need_resched()) - local_irq_enable(); - else { - current_thread_info()->status &= ~TS_POLLING; - smp_mb__after_clear_bit(); - safe_halt(); - current_thread_info()->status |= TS_POLLING; - } -} - /* * Set the bit indicating "nosegneg" library variants should be used. * We only need to bother in pure 32-bit mode; compat 32-bit processes @@ -360,7 +346,11 @@ void __init xen_arch_setup(void) MAX_GUEST_CMDLINE > COMMAND_LINE_SIZE ? COMMAND_LINE_SIZE : MAX_GUEST_CMDLINE); - pm_idle = xen_idle; + /* Set up idle, making sure it calls safe_halt() pvop */ +#ifdef CONFIG_X86_32 + boot_cpu_data.hlt_works_ok = 1; +#endif + pm_idle = default_idle; fiddle_vdso(); } |