Re: [PATCH] rts5208: Fix a sleep-in-atomic bug in rtsx_exclusive_enter_ss

2017-06-04 Thread Jia-Ju Bai
On 06/03/2017 04:52 PM, Greg KH wrote: On Thu, Jun 01, 2017 at 11:43:35AM +0800, Jia-Ju Bai wrote: The driver may sleep under a spin lock, and the function call path is: rtsx_exclusive_enter_ss (acquire the lock by spin_lock) rtsx_enter_ss rtsx_power_off_card sd_cleanup_work

Re: [PATCH] rts5208: Fix a sleep-in-atomic bug in rtsx_exclusive_enter_ss

2017-06-03 Thread Greg KH
On Thu, Jun 01, 2017 at 11:43:35AM +0800, Jia-Ju Bai wrote: > The driver may sleep under a spin lock, and the function call path is: > rtsx_exclusive_enter_ss (acquire the lock by spin_lock) > rtsx_enter_ss > rtsx_power_off_card > sd_cleanup_work > sd_stop_seq_mode > s

[PATCH] rts5208: Fix a sleep-in-atomic bug in rtsx_exclusive_enter_ss

2017-05-31 Thread Jia-Ju Bai
The driver may sleep under a spin lock, and the function call path is: rtsx_exclusive_enter_ss (acquire the lock by spin_lock) rtsx_enter_ss rtsx_power_off_card sd_cleanup_work sd_stop_seq_mode sd_switch_clock sd_ddr_tuning sd_ddr_pre_tuning_t