Search Linux Wireless

Re: [RFC] mac80211: Potential sleep in atomic context in __ieee80211_wake_txqs

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

 



On 2025-08-19 01:56:00 [+0900], Yunseong Kim wrote:
> Hi,
Hi,

> I found a potential PREEMPT_RT issue I noticed in __ieee80211_wake_txqs()
> 
>  static void __ieee80211_wake_txqs(struct ieee80211_sub_if_data *sdata, int ac)
>  {
>      ...
>      local_bh_disable();
>      spin_lock(&fq->lock);
>      ...
>  }
> 
> This sequence of local_bh_disable() followed by spin_lock(). On an 

As explained in the previous mail regarding for
inet_twsk_hashdance_schedule(), this is fine.

> Best regards,
> Yunseong Kim

Sebastian




[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