direct-io.hg
changeset 14282:8117f6684991
linux: Restore time on APs if they are not hotplugged on save/restore.
Signed-off-by: Keir Fraser <keir@xensource.com>
Signed-off-by: Keir Fraser <keir@xensource.com>
author | kfraser@localhost.localdomain |
---|---|
date | Wed Mar 07 16:21:21 2007 +0000 (2007-03-07) |
parents | 7c8dcc5efd12 |
children | a7f6392ea850 50d5bf02e59e |
files | linux-2.6-xen-sparse/arch/i386/kernel/time-xen.c |
line diff
1.1 --- a/linux-2.6-xen-sparse/arch/i386/kernel/time-xen.c Wed Mar 07 16:16:09 2007 +0000 1.2 +++ b/linux-2.6-xen-sparse/arch/i386/kernel/time-xen.c Wed Mar 07 16:21:21 2007 +0000 1.3 @@ -1022,16 +1022,21 @@ void halt(void) 1.4 } 1.5 EXPORT_SYMBOL(halt); 1.6 1.7 -/* No locking required. We are only CPU running, and interrupts are off. */ 1.8 +/* No locking required. Interrupts are disabled on all CPUs. */ 1.9 void time_resume(void) 1.10 { 1.11 + unsigned int cpu; 1.12 + 1.13 init_cpu_khz(); 1.14 1.15 - get_time_values_from_xen(0); 1.16 + for_each_online_cpu(cpu) { 1.17 + get_time_values_from_xen(cpu); 1.18 + per_cpu(processed_system_time, cpu) = 1.19 + per_cpu(shadow_time, 0).system_timestamp; 1.20 + init_missing_ticks_accounting(cpu); 1.21 + } 1.22 1.23 processed_system_time = per_cpu(shadow_time, 0).system_timestamp; 1.24 - per_cpu(processed_system_time, 0) = processed_system_time; 1.25 - init_missing_ticks_accounting(0); 1.26 1.27 update_wallclock(); 1.28 }