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From: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
To: linux-wireless@vger.kernel.org
Cc: Daniel Drake <dsd@gentoo.org>,
	"John W. Linville" <linville@tuxdriver.com>,
	Ulrich Kunitz <kune@deine-taler.de>
Subject: [PATCH 0/4] Fix high CPU usage in AP-mode
Date: Sat, 12 Feb 2011 20:43:13 +0200	[thread overview]
Message-ID: <20110212184254.2062.33710.stgit@fate.lan> (raw)

Series fix high CPU usage noticed in AP-mode. On Intel Atom AP-mode with
100 TU beacon interval was causing CPU usage of ~10%. With these patches 
CPU usage goes down to ~2%.

---

Jussi Kivilinna (4):
      zd1211rw: correct use of usb_bulk_msg on interrupt endpoints
      zd1211rw: use async urb for write command
      zd1211rw: move async iowrite16v up to callers
      zd1211rw: add unlikely to ZD_ASSERT


 drivers/net/wireless/zd1211rw/zd_chip.c |   35 +++++-
 drivers/net/wireless/zd1211rw/zd_def.h  |    2 
 drivers/net/wireless/zd1211rw/zd_usb.c  |  177 +++++++++++++++++++++++++------
 drivers/net/wireless/zd1211rw/zd_usb.h  |    9 +-
 4 files changed, 182 insertions(+), 41 deletions(-)

             reply	other threads:[~2011-02-12 18:43 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-12 18:43 Jussi Kivilinna [this message]
2011-02-12 18:43 ` [PATCH 1/4] zd1211rw: correct use of usb_bulk_msg on interrupt endpoints Jussi Kivilinna
2011-02-12 18:43 ` [PATCH 2/4] zd1211rw: use async urb for write command Jussi Kivilinna
2011-02-12 18:43 ` [PATCH 3/4] zd1211rw: move async iowrite16v up to callers Jussi Kivilinna
2011-02-12 18:43 ` [PATCH 4/4] zd1211rw: add unlikely to ZD_ASSERT Jussi Kivilinna

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