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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2012-11-29 21:43:06 +0100 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2012-11-29 21:43:06 +0100 |
| commit | d4c091f13dc4d30e4af43c0ccf8c82b3277574ca (patch) | |
| tree | c3848194792426370048b1a1cb4ddb3f8b0f1133 /kernel | |
| parent | 08ab72980a7747a7615c8ba5a797b651fb1aa976 (diff) | |
| parent | 261cba2deb7d3bebd180c35d5dbf8961f6e9afc4 (diff) | |
Merge branch 'acpi-general'
* acpi-general: (38 commits)
ACPI / thermal: _TMP and _CRT/_HOT/_PSV/_ACx dependency fix
ACPI: drop unnecessary local variable from acpi_system_write_wakeup_device()
ACPI: Fix logging when no pci_irq is allocated
ACPI: Update Dock hotplug error messages
ACPI: Update Container hotplug error messages
ACPI: Update Memory hotplug error messages
ACPI: Update CPU hotplug error messages
ACPI: Add acpi_handle_<level>() interfaces
ACPI: remove use of __devexit
ACPI / PM: Add Sony Vaio VPCEB1S1E to nonvs blacklist.
ACPI / battery: Correct battery capacity values on Thinkpads
Revert "ACPI / x86: Add quirk for "CheckPoint P-20-00" to not use bridge _CRS_ info"
ACPI: create _SUN sysfs file
ACPI / memhotplug: bind the memory device when the driver is being loaded
ACPI / memhotplug: don't allow to eject the memory device if it is being used
ACPI / memhotplug: free memory device if acpi_memory_enable_device() failed
ACPI / memhotplug: fix memory leak when memory device is unbound from acpi_memhotplug
ACPI / memhotplug: deal with eject request in hotplug queue
ACPI / memory-hotplug: add memory offline code to acpi_memory_device_remove()
ACPI / memory-hotplug: call acpi_bus_trim() to remove memory device
...
Conflicts:
include/linux/acpi.h (two additions at the end of the same file)
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/cpu.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/kernel/cpu.c b/kernel/cpu.c index 42bd331ee0a..f45657f1eb8 100644 --- a/kernel/cpu.c +++ b/kernel/cpu.c @@ -348,11 +348,13 @@ static int __cpuinit _cpu_up(unsigned int cpu, int tasks_frozen) unsigned long mod = tasks_frozen ? CPU_TASKS_FROZEN : 0; struct task_struct *idle; - if (cpu_online(cpu) || !cpu_present(cpu)) - return -EINVAL; - cpu_hotplug_begin(); + if (cpu_online(cpu) || !cpu_present(cpu)) { + ret = -EINVAL; + goto out; + } + idle = idle_thread_get(cpu); if (IS_ERR(idle)) { ret = PTR_ERR(idle); |