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Re: [PATCH 2/3] brcmfmac: dhd_sdio.c: use existing atomic_or primitive

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Arend van Spriel <arend@xxxxxxxxxxxx> writes:

> On 07/24/2015 07:22 PM, Vineet Gupta wrote:
>> On Friday 24 July 2015 08:02 PM, Kalle Valo wrote:
>>> Vineet Gupta <Vineet.Gupta1@xxxxxxxxxxxx> writes:
>>>
>>>>> There's already a generic implementation so use that instead.
>>>>> ---
>>>>> I'm not sure if the driver usage of atomic_or?() is correct in terms of
>>>>> storage size of @val for 64 bit arches.
>>>>>
>>>>> Assuming LP64 programming model for linux on say x86_64: atomic_or()
>>>>> callers in this driver use long (sana 64 bit) storage and pass it to
>>>>> atomic_orr/atomic_or which downcasts it to 32 bits. Is that OK ?
>>>>> ---
>>>>> Cc: Brett Rudley <brudley@xxxxxxxxxxxx>
>>>>> Cc: Arend van Spriel <arend@xxxxxxxxxxxx>
>>>>> Cc: "Franky (Zhenhui) Lin" <frankyl@xxxxxxxxxxxx>
>>>>> Cc: Hante Meuleman <meuleman@xxxxxxxxxxxx>
>>>>> Cc: Kalle Valo <kvalo@xxxxxxxxxxxxxx>
>>>>> Cc: Pieter-Paul Giesberts <pieterpg@xxxxxxxxxxxx>
>>>>> Cc: Daniel Kim <dekim@xxxxxxxxxxxx>
>>>>> Cc: linux-wireless@xxxxxxxxxxxxxxx
>>>>> Cc: brcm80211-dev-list@xxxxxxxxxxxx
>>>>> Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
>>>>> Cc: Ingo Molnar <mingo@xxxxxxxxxx>
>>>>> Cc: netdev@xxxxxxxxxxxxxxx
>>>>> Cc: linux-arch@xxxxxxxxxxxxxxx
>>>>> Cc: linux-kernel@xxxxxxxxxxxxxxx
>>>>> Signed-off-by: Vineet Gupta <vgupta@xxxxxxxxxxxx>
>>>>>
>>>>> Signed-off-by: Vineet Gupta <vgupta@xxxxxxxxxxxx>
>>> What's the plan with this patch? Should I take it to my
>>> wireless-drivers-next tree or will someone else take it?
>>
>>
>> Per last discussion on this topic, Arend wanted to discuss abt this with Hante.
>> I'm not taking it anyways so feel free to pick it up if you want !
>
> Well, that was before your "timeline" clarification about the generic
> function. One what tree is this patch based?

Yeah, if this patch depends on another patch I need to know about it.
Otherwise I might break something when I apply this patch.

-- 
Kalle Valo
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