netdev - Re: [PATCH 4.7 FIX] brcmfmac: fix lockup when removing P2P interface after event timeout

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Date:	Fri, 17 Jun 2016 12:49:19 +0300
From:	Kalle Valo <kvalo@...eaurora.org>
To:	Rafał Miłecki <zajec5@...il.com>
Cc:	Brett Rudley <brudley@...adcom.com>,
	Arend van Spriel <arend@...adcom.com>,
	"Franky \(Zhenhui\) Lin" <frankyl@...adcom.com>,
	Hante Meuleman <meuleman@...adcom.com>,
	Pieter-Paul Giesberts <pieterpg@...adcom.com>,
	Franky Lin <franky.lin@...adcom.com>,
	"linux-wireless\@vger.kernel.org" <linux-wireless@...r.kernel.org>,
	brcm80211 development <brcm80211-dev-list@...adcom.com>,
	Network Development <netdev@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 4.7 FIX] brcmfmac: fix lockup when removing P2P interface after event timeout

Rafał Miłecki <zajec5@...il.com> writes:

>>>> Failed to apply, please rebase:
>>>>
>>>> Applying: brcmfmac: fix lockup when removing P2P interface after event timeout
>>>> Using index info to reconstruct a base tree...
>>>> Falling back to patching base and 3-way merge...
>>>> Auto-merging drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.c
>>>> Auto-merging drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h
>>>> CONFLICT (content): Merge conflict in drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h
>>>> Auto-merging drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
>>>> Auto-merging drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
>>>> Failed to merge in the changes.
>>>> Patch failed at 0001 brcmfmac: fix lockup when removing P2P interface after event timeout
>>>
>>> What tree did you try it on?
>>>
>>> I just went into a dir where I have cloned:
>>> git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers.git
>>>
>>> My HEAD commit is:
>>> 034fdd4 Merge ath-current from ath.git
>>>
>>> And I can apply this patch cleanly doing:
>>> curl https://patchwork.kernel.org/patch/9138925/mbox/ | git am
>>
>> I was trying to apply this to wireless-drivers-next. I didn't get a
>> confirmation from Arend and I didn't consider the fix important enough
>> for 4.7. But of course I can reconsider if needed.
>
> I think I agree it won't hurt to get it into -next. Noone earlier
> reported this bug and it seems to be there for a long time. Also
> applying it to -next will allow avoiding merge conflicts and immediate
> development work on -next.

Exactly, there is a cost when taking patches to wireless-drivers.git and
that's why I try to keep the bar high. Regressions and user reported
bugs take priority, other fixes are handled case by case.

> I'll resend this patch rebased on -next soon.

Thanks.

-- 
Kalle Valo