From: Helmut Schaa <helmut.schaa@googlemail.com>
To: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Johannes Stezenbach <js@sig21.net>,
Igor Plyatov <plyatov@gmail.com>,
linux-wireless@vger.kernel.org
Subject: Re: rt2800usb: page allocation failure
Date: Wed, 13 Apr 2011 09:54:06 +0200 [thread overview]
Message-ID: <201104130954.07178.helmut.schaa@googlemail.com> (raw)
In-Reply-To: <4DA4FE7C.8070807@lwfinger.net>
Am Mittwoch, 13. April 2011 schrieb Larry Finger:
> @Igor: The buffer size is set in the define for AGGREGATION_SIZE located in
> drivers/net/wireless/rt2x00/rt2x00queue.h. Reducing that will cut the buffer
> size request, but might not help the problem.
... and will break reception of AMSDUs.
However, there are some references that the hardware might be able to support
something like scatter gather DMA (WPDMA_GLO_CFG.HDR_SEG_LEN) but I haven't
investigated in that direction yet.
Helmut
next prev parent reply other threads:[~2011-04-13 7:56 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-12 15:38 rt2800usb: page allocation failure Igor Plyatov
2011-04-12 18:00 ` Larry Finger
2011-04-12 21:22 ` Johannes Stezenbach
2011-04-13 1:38 ` Larry Finger
2011-04-13 7:54 ` Helmut Schaa [this message]
2011-04-13 7:55 ` Johannes Stezenbach
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