Hi,
this looks like the missing bits, Thanks!
I had a look at Stephan's mergers, but did not realize that (I expect
there) it slip in.
Greg, can you queue this one in your driver-core-next branch, please.
Thanks,
Thomas
> When checking driver-core tree, found crazying warnings on my setups.
>
> [ 216.025849] calling acpi_processor_init+0x0/0x81 @ 1
> [ 216.045332] ACPI: Requesting acpi_cpufreq
> [ 216.047454] Monitor-Mwait will be used to enter C-1 state
> [ 216.047912] Monitor-Mwait will be used to enter C-3 state
> [ 216.065270] ACPI: acpi_idle registered with cpuidle
> [ 216.068241] kobject (ffff8870364a1940): tried to init an initialized object, something is seriously wrong.
> [ 216.085287] Pid: 1, comm: swapper/0 Not tainted 3.3.0-rc2-tip-yh-02428-ge663840-dirty #247
> [ 216.105041] Call Trace:
> [ 216.105192] [<ffffffff813a9c06>] kobject_init+0x33/0x83
> [ 216.124880] [<ffffffff813aa1f8>] kobject_init_and_add+0x23/0x57
> [ 216.125158] [<ffffffff819f3a08>] cpuidle_add_sysfs+0x49/0x62
> [ 216.144850] [<ffffffff819f2a28>] __cpuidle_register_device+0xe6/0x10e
> [ 216.145182] [<ffffffff819f2ea4>] cpuidle_register_device+0x25/0x4d
> [ 216.164912] [<ffffffff81cb5774>] acpi_processor_power_init+0x13e/0x16c
> [ 216.165205] [<ffffffff81427620>] ? acpi_processor_get_throttling_info+0x128/0x158
> [ 216.185012] [<ffffffff81c68ae5>] acpi_processor_start+0x62/0x11d
> [ 216.204861] [<ffffffff81cb55ff>] acpi_processor_add+0x1b0/0x1e7
> [ 216.205144] [<ffffffff81402a7e>] acpi_device_probe+0x4e/0x11c
> [ 216.225063] [<ffffffff8148f0e7>] really_probe+0x99/0x126
> [ 216.225328] [<ffffffff8148f2a3>] driver_probe_device+0x3b/0x56
> [ 216.244846] [<ffffffff8148f31d>] __driver_attach+0x5f/0x82
> [ 216.245101] [<ffffffff8148f2be>] ? driver_probe_device+0x56/0x56
> [ 216.264668] [<ffffffff8148db80>] bus_for_each_dev+0x5c/0x88
> [ 216.264942] [<ffffffff8148eea7>] driver_attach+0x1e/0x20
> [ 216.284639] [<ffffffff8148eaec>] bus_add_driver+0xca/0x21d
> [ 216.284903] [<ffffffff81095827>] ? local_clock+0xf/0x3c
> [ 216.304580] [<ffffffff82814177>] ? acpi_fan_init+0x18/0x18
> [ 216.304849] [<ffffffff8148f79b>] driver_register+0x91/0xfe
> [ 216.324545] [<ffffffff82814177>] ? acpi_fan_init+0x18/0x18
> [ 216.324813] [<ffffffff81403705>] acpi_bus_register_driver+0x43/0x45
> [ 216.344563] [<ffffffff828141a7>] acpi_processor_init+0x30/0x81
> [ 216.344845] [<ffffffff82814177>] ? acpi_fan_init+0x18/0x18
> [ 216.364590] [<ffffffff810001e7>] do_one_initcall+0x57/0x134
> [ 216.364868] [<ffffffff827e6f8c>] kernel_init+0x146/0x1c0
> [ 216.384512] [<ffffffff81d03aa4>] kernel_thread_helper+0x4/0x10
> [ 216.384819] [<ffffffff81cfbb5d>] ? retint_restore_args+0xe/0xe
> [ 216.404578] [<ffffffff827e6e46>] ? start_kernel+0x3ab/0x3ab
> [ 216.424530] [<ffffffff81d03aa0>] ? gs_change+0xb/0xb
> [ 216.424793] ------------[ cut here ]------------
> [ 216.425038] WARNING: at fs/sysfs/dir.c:502 sysfs_add_one+0x97/0xab()
> [ 216.444480] Hardware name: Sun Fire X4800
> [ 216.444668] sysfs: cannot create duplicate filename '/devices/system/cpu/cpu0/cpuidle'
> ...
>
> It turns out acpi_processor_power_init() get called two time in acpi_processor_add and acpi_processor_start.
>
> Found several lines are duplicated in those two functions even related commit move them.
>
> The related patches are ok. Not sure how it could happen, looks like git problem.
>
> -v2: add back acpi_processor_load_module(pr) to acpi_processor_load_start
>
> Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx>
> Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
> Cc: Thomas Renninger <trenn@xxxxxxx>
> Cc: Len Brown <lenb@xxxxxxxxxx>
> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
>
> It turns out acpi_processor_power_init() get called two time in acpi_processor_add and acpi_processor_start.
>
> Found several lines are duplicated in those two functions even related commit move them.
>
> The related patches are ok. Not sure how it could happen, looks like git problem.
>
> -v2: add back acpi_processor_load_module(pr) to acpi_processor_load_start
>
> Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx>
> Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
> Cc: Thomas Renninger <trenn@xxxxxxx>
> Cc: Len Brown <lenb@xxxxxxxxxx>
> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
>
> ---
> drivers/acpi/processor_driver.c | 18 +-----------------
> 1 file changed, 1 insertion(+), 17 deletions(-)
>
> Index: linux-2.6/drivers/acpi/processor_driver.c
> ===================================================================
> --- linux-2.6.orig/drivers/acpi/processor_driver.c
> +++ linux-2.6/drivers/acpi/processor_driver.c
> @@ -474,6 +474,7 @@ static __ref int acpi_processor_start(st
>
> #ifdef CONFIG_CPU_FREQ
> acpi_processor_ppc_has_changed(pr, 0);
> + acpi_processor_load_module(pr);
> #endif
> acpi_processor_get_throttling_info(pr);
> acpi_processor_get_limit_info(pr);
> @@ -579,23 +580,6 @@ static int __cpuinit acpi_processor_add(
> goto err_free_cpumask;
> }
>
> -#ifdef CONFIG_CPU_FREQ
> - acpi_processor_ppc_has_changed(pr, 0);
> - acpi_processor_load_module(pr);
> -#endif
> - acpi_processor_get_throttling_info(pr);
> - acpi_processor_get_limit_info(pr);
> -
> - if (!cpuidle_get_driver() || cpuidle_get_driver() == &acpi_idle_driver)
> - acpi_processor_power_init(pr, device);
> -
> - pr->cdev = thermal_cooling_device_register("Processor", device,
> - &processor_cooling_ops);
> - if (IS_ERR(pr->cdev)) {
> - result = PTR_ERR(pr->cdev);
> - goto err_remove_sysfs;
> - }
> -
> /*
> * Do not start hotplugged CPUs now, but when they
> * are onlined the first time
>
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