On 05/05/2015 02:37 AM, Rafael J. Wysocki wrote:
> On Saturday, May 02, 2015 11:27:32 PM Marian Marinov wrote:
>> Hi guys,
>> I have Lenovo T520 with one SSD and one SATA drive.
>>
>> I tried to upgrade to Linux 4.0 and found that after suspend and resume I 
>> can't access the second (SATA) drive.
>> Both drives have bios encryption enabled.
>>
>> I did a bisect and found that the following patch causes the issue:
>> commit 5d5132059a1f652de9dc2d62a8ff15561e648d11
>> Author: Rafael J. Wysocki <[email protected]>
>> Date:   Sat Feb 22 00:48:31 2014 +0100
>>
>>     ACPI / ATA: Add hotplug contexts to ACPI companions of SATA devices
>>    
>>     Modify the SATA subsystem to add hotplug contexts to ACPI companions
>>     of SATA devices and ports instead of registering special ACPI dock
>>     operations using register_hotplug_dock_device().
>>    
>>     That change will allow the entire code handling those special ACPI
>>     dock operations to be dropped in the next commit.
>>    
>>     Signed-off-by: Rafael J. Wysocki <[email protected]>
>>     Reviewed-by: Aaron Lu <[email protected]>
>>     Acked-by: Tejun Heo <[email protected]>
>>
>> Unfortunately I do not understand this part of the code and have no idea 
>> what I can do.
>> Any pointers would be very appreciated.
> Well, not right from the top of my head, but this looks really suspicious to 
> me.
>
> Can you please file a bug entry for this at bugzilla.kernel.org (in the 
> ACPI/BIOS
> category), assign it to me and CC Aaron?
BUG created: https://bugzilla.kernel.org/show_bug.cgi?id=97731

Added you and Aaron to the CC list.

What additional info can I provide you? Would you like any debug info from the 
kernel it self?
Dmesg output?

Marian
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