Displaying 4 results from an estimated 4 matches for "acpi_flush_cpu_cach".
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acpi_flush_cpu_cache
2013 Jul 28
8
powerdown problem on XEN
Hi guys,
I have a problem with powering down my system under the XEN hypervisor.
System details are as follows:
gentoo linux, X86_64
XEN version 4.2.2
linux hardened kernel 3.9.5 as dom0
Xeon E3 1260L processor (vt-d capable)
32GB ECC RAM which has been thoroughly tested - so should be o.k.
when I issue "shutdown -h now" from dom0 the system usually reboots
instead of turning off
2008 Apr 04
0
[PATCH] Re: [Xen-staging] [linux-2.6.18-xen] linux/x86: fix powering off certain machines
...M1Bcontrol;
struct acpi_bit_register_info *sleep_type_reg_info;
struct acpi_bit_register_info *sleep_enable_reg_info;
-#ifndef CONFIG_XEN
+#if !(defined(CONFIG_XEN) && defined(CONFIG_X86))
u32 in_value;
#else
int err;
@@ -331,7 +331,7 @@ acpi_status asmlinkage acpi_enter_sleep_
ACPI_FLUSH_CPU_CACHE();
-#ifndef CONFIG_XEN
+#if !(defined(CONFIG_XEN) && defined(CONFIG_X86))
status = acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK,
ACPI_REGISTER_PM1A_CONTROL,
PM1Acontrol);
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Xen-devel mailing list
Xen-devel@lists.xensource.com...
2007 Jun 27
0
[PATCH 1/10] Provide basic Xen PM infrastructure
...;
+
+ pmprintk(XENLOG_INFO, "PM: Preparing system for %s sleep\n",
+ acpi_states[state]);
+
+ local_irq_save(flags);
+
+ if ((error = device_power_down()))
+ {
+ printk(XENLOG_ERR "Some devices failed to power down\n");
+ goto Done;
+ }
+
+ ACPI_FLUSH_CPU_CACHE();
+
+ switch (state)
+ {
+ case ACPI_STATE_S3:
+ do_suspend_lowlevel();
+ break;
+ default:
+ error = -EINVAL;
+ break;
+ }
+
+ pmprintk(XENLOG_INFO, "Back to C!\n");
+
+ device_power_up();
+
+ pmprintk(XENLOG_I...
2007 Feb 14
4
[PATCH 3/12] Provide basic Xen PM infrastructure
...0)
+ domain_pause(d);
+
+ printk("PM: Preparing system for %s sleep\n", acpi_states[state]);
+
+ local_irq_save(flags);
+
+ if ((error = device_power_down())) {
+ printk(KERN_ERR "Some devices failed to power down\n");
+ goto Done;
+ }
+
+ ACPI_FLUSH_CPU_CACHE();
+
+ /* Do arch specific saving of state. */
+ if (state > ACPI_STATE_S1) {
+ error = acpi_save_state_mem();
+ if (error)
+ goto Powerup;
+ }
+
+ switch (state) {
+ case ACPI_STATE_S3:
+ do_suspend_lowlevel();
+ break;
+...