From: Kalle Valo <kvalo@codeaurora.org>
To: Fengwei Yin <fengwei.yin@linaro.org>
Cc: julian.calaby@gmail.com, linux-wireless@vger.kernel.org,
wcn36xx@lists.infradead.org, me@bobcopeland.com,
k.eugene.e@gmail.com, bjorn.andersson@sonymobile.com,
lking@qti.qualcomm.com
Subject: Re: [PATCH v3 0/2] wcn36xx: fix crash because rx skb allocation failure
Date: Thu, 07 Jan 2016 15:05:53 +0200 [thread overview]
Message-ID: <87si29k09a.fsf@kamboji.qca.qualcomm.com> (raw)
In-Reply-To: <1450617641-29531-1-git-send-email-fengwei.yin@linaro.org> (Fengwei Yin's message of "Sun, 20 Dec 2015 21:20:39 +0800")
Fengwei Yin <fengwei.yin@linaro.org> writes:
> The current wcn36xx driver didn't handle rx skb allocation failure case.
> It only could be triggered when system is in extremly memory shortage
> case. King Lawrence <lking@qti.qualcomm.com> hit it by git clone linux
> kernel tree on DragonBoard <1>.
>
> The fixing is not to submit the old rx skb to network upper layer and
> reuse it as rx DMA buffer again.
>
> Changes from v2:
> * Remove the ugly macro introduced in v2 per comment from Julian Calaby.
> * Seperate the DMA int mask register writing as one patch per comment
> from Bjorn Andersson.
>
> Changes from v1:
> * Move switch block out of while loop.
> * Remove the warning of unknown channel because we didn't deal with it.
>
> Fengwei Yin (2):
> wcn36xx: handle rx skb allocation failure to avoid system crash
> wcn36xx: split DMA mask register writing.
Applied to ath.git, thanks.
--
Kalle Valo
next prev parent reply other threads:[~2016-01-07 13:06 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-20 13:20 [PATCH v3 0/2] wcn36xx: fix crash because rx skb allocation failure Fengwei Yin
2015-12-20 13:20 ` [PATCH v3 1/2] wcn36xx: handle rx skb allocation failure to avoid system crash Fengwei Yin
2015-12-20 13:20 ` [PATCH v3 2/2] wcn36xx: split DMA mask register writing Fengwei Yin
2016-01-07 13:05 ` Kalle Valo [this message]
2016-01-07 13:08 ` [PATCH v3 0/2] wcn36xx: fix crash because rx skb allocation failure yfw
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=87si29k09a.fsf@kamboji.qca.qualcomm.com \
--to=kvalo@codeaurora.org \
--cc=bjorn.andersson@sonymobile.com \
--cc=fengwei.yin@linaro.org \
--cc=julian.calaby@gmail.com \
--cc=k.eugene.e@gmail.com \
--cc=linux-wireless@vger.kernel.org \
--cc=lking@qti.qualcomm.com \
--cc=me@bobcopeland.com \
--cc=wcn36xx@lists.infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.