On Saturday 25 August 2012 05:10 AM, Rabin Vincent wrote:
On Fri, Aug 24, 2012 at 11:22:05PM +0530, Laxman Dewangan wrote:
I tried to reproduce the issue but could not able to do this.
Can you please send me your board/dt files where you are porviding
platform data for regulator?
This will help me to reproduce the issue.
Here's a dts patch:

Hi Rabin,

I tried to reproduce the lockup issue with the following change but not seeing any lockup issue. I implement enable/disable for fixed regulator and printed the string as enable/disable
During registration I got the log as
[    0.349955] Registering the regulator vbat
[    0.354352] vbat: 3300 mV
[    0.357260] Registering the regulator vtest1
[    0.361810] fixed_enable(): Enabling vtest1
[    0.366144] vtest1: 3300 mV
[    0.369177] vtest1: supplied by vbat
::::::::::::::::

and when init_complete() get called then it happened as

[    1.509855] vtest1: disabling
[    1.512813] fixed_disable(): Disabling vtest1
[    1.517158] fixed_disable(): Disabling vbat
[    1.521342] vbat: disabling
[    1.524124] fixed_disable(): Disabling vbat


Also reviewing the change, I am not seeing any call trace where the recursive locking happening.

Please help to reproduce/understand the issue.


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