Re: [1/6] wifi: brcmfmac: fix continuous 802.1x tx pending timeout error

From: Alvin Šipraga
Date: Wed Aug 17 2022 - 06:44:57 EST


On Wed, Aug 17, 2022 at 01:41:47PM +0300, Kalle Valo wrote:
> Alvin Šipraga <ALSI@xxxxxxxxxxxxxxx> writes:
>
> > Hi Kalle,
> >
> > On Wed, Aug 10, 2022 at 05:48:01AM +0000, Kalle Valo wrote:
> >> Alvin Šipraga <alvin@xxxxxxx> wrote:
> >>
> >> > From: Wright Feng <wright.feng@xxxxxxxxxxx>
> >> >
> >> > The race condition in brcmf_msgbuf_txflow and brcmf_msgbuf_delete_flowring
> >> > makes tx_msghdr writing after brcmf_msgbuf_remove_flowring. Host
> >> > driver should delete flowring after txflow complete and all txstatus back,
> >> > or pend_8021x_cnt will never be zero and cause every connection 950
> >> > milliseconds(MAX_WAIT_FOR_8021X_TX) delay.
> >> >
> >> > Signed-off-by: Wright Feng <wright.feng@xxxxxxxxxxx>
> >> > Signed-off-by: Chi-hsien Lin <chi-hsien.lin@xxxxxxxxxxx>
> >> > Signed-off-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx>
> >> > Signed-off-by: Alvin Šipraga <alsi@xxxxxxxxxxxxxxx>
> >>
> >> 5 patches applied to wireless-next.git, thanks.
> >>
> >> 0fa24196e425 wifi: brcmfmac: fix continuous 802.1x tx pending timeout error
> >> 09be7546a602 wifi: brcmfmac: fix scheduling while atomic issue when
> >> deleting flowring
> >> aa666b68e73f wifi: brcmfmac: fix invalid address access when enabling SCAN log level
> >> 5606aeaad01e wifi: brcmfmac: Fix to add brcmf_clear_assoc_ies when rmmod
> >> 2eee3db784a0 wifi: brcmfmac: Fix to add skb free for TIM update info
> >> when tx is completed
> >
> > Thanks. Do you mind elaborating on why the 6th patch:
> >
> > brcmfmac: Update SSID of hidden AP while informing its bss to cfg80211 layer
> >
> > was not applied?
>
> Because of mismatch between From and s-o-b. I will look at that in
> detail after my vacation.

OK, thanks. FYI Syed has left Infineon - not sure what his new email is...