linux-wireless.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Kalle Valo <kalle.valo@iki.fi>
To: "Alina Friedrichsen" <x-alina@gmx.net>
Cc: linux-wireless@vger.kernel.org, linville@tuxdriver.com,
	johannes@sipsolutions.net
Subject: Re: [PATCH] mac80211: Remove TSF atomic requirement from the documentation
Date: Fri, 06 Feb 2009 21:21:05 +0200	[thread overview]
Message-ID: <87fxirpe1q.fsf@litku.valot.fi> (raw)
In-Reply-To: <20090205165834.63840@gmx.net> (Alina Friedrichsen's message of "Thu\, 05 Feb 2009 17\:58\:34 +0100")

"Alina Friedrichsen" <x-alina@gmx.net> writes:

> The atomic requirement for the TSF callbacks is outdated. get_tsf() is
> only called by ieee80211_rx_bss_info() which is indirectly called by
> the work queue ieee80211_sta_work(). In the same context are called
> several other non-atomic functions, too. And the atomic requirement
> causes problems for drivers of USB wifi cards.

Atomicity requirement also creates problems for SPI based devices, not
only USB. So I strongly support for removing the requirement.

Unfortunately I don't have time to review this, though. Sorry.

-- 
Kalle Valo

  reply	other threads:[~2009-02-06 19:21 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-02-05 16:58 [PATCH] mac80211: Remove TSF atomic requirement from the documentation Alina Friedrichsen
2009-02-06 19:21 ` Kalle Valo [this message]
2009-02-06 20:44   ` Johannes Berg
2009-02-06 21:08     ` Kalle Valo
2009-02-06 21:11       ` Johannes Berg
2009-02-07  7:34         ` Kalle Valo

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=87fxirpe1q.fsf@litku.valot.fi \
    --to=kalle.valo@iki.fi \
    --cc=johannes@sipsolutions.net \
    --cc=linux-wireless@vger.kernel.org \
    --cc=linville@tuxdriver.com \
    --cc=x-alina@gmx.net \
    /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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).