All of lore.kernel.org
 help / color / mirror / Atom feed
From: Felix Fietkau <nbd@nbd.name>
To: Venkat Ch <venkatch@gmail.com>
Cc: johannes@sipsolutions.net, linux-wireless@vger.kernel.org,
	Venkat Chimata <venkata@shasta.cloud>
Subject: Re: [PATCH v2] wifi: mac80211: Fix performance issue with mutex_lock
Date: Wed, 21 Sep 2022 12:38:45 +0200	[thread overview]
Message-ID: <a159fe51-5324-cafe-1977-4604f58de247@nbd.name> (raw)
In-Reply-To: <CABHL29FkAKk7=MJ6J=wUzXkuYJ=M5DYE0nk5sHWxwz26FuYjrg@mail.gmail.com>

On 21.09.22 10:31, Venkat Ch wrote:
> Hi Felix,
> 
>   Thanks again for patiently discussing things. I clearly understand
> what you said about locks. Now that we know the background of the
> problem, do you suggest any potential solution or any potential
> direction that I should start investigating? Please let me know.

Maybe try enabling lockdep and see if anything shows up.

- Felix

      reply	other threads:[~2022-09-21 10:38 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-09-15  4:35 [PATCH v2] wifi: mac80211: Fix performance issue with mutex_lock venkatch
2022-09-20  7:24 ` [wifi] 662cceb50e: BUG:sleeping_function_called_from_invalid_context_at_include/linux/sched/mm.h kernel test robot
2022-09-20  7:24   ` kernel test robot
2022-09-20  8:33 ` [PATCH v2] wifi: mac80211: Fix performance issue with mutex_lock Felix Fietkau
     [not found]   ` <CABHL29H75U-0dBP14d-6ds-xMPt1eqrvQPuMp3oY8qQS8Y3Dbw@mail.gmail.com>
2022-09-20  9:10     ` Felix Fietkau
2022-09-20 18:27       ` Venkat Ch
2022-09-20 18:51         ` Felix Fietkau
2022-09-20 19:23           ` Venkat Ch
2022-09-21  8:05             ` Felix Fietkau
2022-09-21  8:31               ` Venkat Ch
2022-09-21 10:38                 ` Felix Fietkau [this message]

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=a159fe51-5324-cafe-1977-4604f58de247@nbd.name \
    --to=nbd@nbd.name \
    --cc=johannes@sipsolutions.net \
    --cc=linux-wireless@vger.kernel.org \
    --cc=venkata@shasta.cloud \
    --cc=venkatch@gmail.com \
    /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.