Search Linux Wireless

Re: [PATCH] wifi: ath12k: fix soft lockup on suspend

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 7/9/2024 12:31 AM, Johan Hovold wrote:
> The ext interrupts are enabled when the firmware has been started, but
> this may never happen, for example, if the board configuration file is
> missing.
> 
> When the system is later suspended, the driver unconditionally tries to
> disable interrupts, which results in an irq disable imbalance and causes
> the driver to spin indefinitely in napi_synchronize().
> 
> Make sure that the interrupts have been enabled before attempting to
> disable them.
> 
> Fixes: d889913205cf ("wifi: ath12k: driver for Qualcomm Wi-Fi 7 devices")
> Cc: stable@xxxxxxxxxxxxxxx	# 6.3
> Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
Acked-by: Jeff Johnson <quic_jjohnson@xxxxxxxxxxx>





[Index of Archives]     [Linux Host AP]     [ATH6KL]     [Linux Wireless Personal Area Network]     [Linux Bluetooth]     [Wireless Regulations]     [Linux Netdev]     [Kernel Newbies]     [Linux Kernel]     [IDE]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite Hiking]     [MIPS Linux]     [ARM Linux]     [Linux RAID]

  Powered by Linux