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From: Kalle Valo <kvalo@qca.qualcomm.com>
To: Johannes Berg <johannes@sipsolutions.net>
Cc: <ath10k@lists.infradead.org>, <linux-wireless@vger.kernel.org>
Subject: Re: [PATCH v8 2/4] ath10k: provide firmware crash info via debugfs
Date: Fri, 22 Aug 2014 17:34:43 +0300	[thread overview]
Message-ID: <87egw8a8zg.fsf@kamboji.qca.qualcomm.com> (raw)
In-Reply-To: <1408670355.4388.4.camel@jlt4.sipsolutions.net> (Johannes Berg's message of "Fri, 22 Aug 2014 03:19:15 +0200")

Johannes Berg <johannes@sipsolutions.net> writes:

> On Thu, 2014-08-21 at 17:40 +0300, Kalle Valo wrote:
>
>> Heh, this has been a pretty long review period. To be honest I really
>> would like to get this just out of my hands :) And we do have a need for
>> this. When are you planning to implement that generic framework?
>
> Soon (TM). We need it, so really, I should do it soon.
>
>> What I understood is that this is already pretty close what you are
>> planning. Instead of creating a debugfs file of our own and allocating a
>> vmalloc buffer (which we do now), we would just use the buffer provided
>> by cfg80211 (or whatever component that would be) and use the sysfs file
>> the framework provides. So hopefully it would be pretty easy to convert
>> this to use your framework.
>
> I'm thinking now that since vmalloc space is limited on some
> architectures, we should just have a list of pages, but of course we
> could copy it there from vmalloc area.
>
> Anyway, yes, it should be fairly simple to convert - but is it worth it
> for you to have it now? Depends how you use it, I guess.

We really would have use for this, that's why I'm hesitant to wait more.
Even having this from an "unofficial" location would be a big help. If
it's ok for you, I would like to apply this once all review comments are
addressed. But naturally if you think it's better to wait, I will do
that.

-- 
Kalle Valo

  reply	other threads:[~2014-08-22 14:34 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-08-21 12:48 [PATCH v8 0/4] ath10k: firmware crash dump Kalle Valo
2014-08-21 12:49 ` [PATCH v8 1/4] ath10k: add ath10k_pci_diag_* helpers Kalle Valo
2014-08-21 12:49 ` [PATCH v8 2/4] ath10k: provide firmware crash info via debugfs Kalle Valo
2014-08-21 13:10   ` Johannes Berg
2014-08-21 14:40     ` Kalle Valo
2014-08-22  1:19       ` Johannes Berg
2014-08-22 14:34         ` Kalle Valo [this message]
2014-08-24  9:42           ` Johannes Berg
2014-08-22  6:49   ` Michal Kazior
2014-08-25  6:28     ` Kalle Valo
2014-08-21 12:49 ` [PATCH v8 3/4] ath10k: rename ath10k_pci_hif_dump_area() to ath10k_pci_fw_crashed_dump() Kalle Valo
2014-08-21 12:49 ` [PATCH v8 4/4] ath10k: print more driver info when firmware crashes Kalle Valo
2014-08-25  8:25 ` [PATCH v8 0/4] ath10k: firmware crash dump Kalle Valo

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