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From: Eric Dumazet <eric.dumazet@gmail.com>
To: "Luis R. Rodriguez" <mcgrof@gmail.com>
Cc: Christian Lamparter <chunkeey@googlemail.com>,
	greearb@candelatech.com, linux-wireless@vger.kernel.org,
	ath9k-devel@venema.h4ckr.net
Subject: Re: [PATCH 1/3] ath9k: Decrease skb size to fit into one page.
Date: Fri, 07 Jan 2011 03:33:28 +0100	[thread overview]
Message-ID: <1294367608.2704.47.camel@edumazet-laptop> (raw)
In-Reply-To: <1294367080.2704.46.camel@edumazet-laptop>

Le vendredi 07 janvier 2011 à 03:24 +0100, Eric Dumazet a écrit :

> Given IEEE80211_MAX_MPDU_LEN is more than 3840, and skb shinfo adds more
> than 256 bytes, I can assert rx_bufsize is greater than 4096 : order-1

On 64bit arches :

sizeof(struct skb_shared_info) = 0x198 = 408




  reply	other threads:[~2011-01-07  2:33 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-01-07  0:46 [PATCH 1/3] ath9k: Decrease skb size to fit into one page greearb
2011-01-07  0:46 ` [PATCH 2/3] ath9k: Re-start xmit logic in xmit watchdog timer greearb
2011-01-07  6:51   ` Vasanthakumar Thiagarajan
2011-01-07  7:16     ` Ben Greear
2011-01-07 15:11     ` [ath9k-devel] " Peter Stuge
2011-01-07 15:19       ` Ben Greear
2011-01-07 15:20       ` Vasanthakumar Thiagarajan
2011-01-07  0:46 ` [PATCH 3/3] ath9k: Keep track of stations for debugfs greearb
2011-01-07  2:30   ` [ath9k-devel] " Luis R. Rodriguez
2011-01-07  2:45     ` Ben Greear
2011-01-07  2:49       ` Luis R. Rodriguez
2011-01-07  3:17         ` Ben Greear
2011-01-07 15:36           ` Peter Stuge
2011-01-07 15:52             ` Ben Greear
2011-01-07 20:01             ` Luis R. Rodriguez
2011-01-07 20:25               ` Luis R. Rodriguez
2011-01-07 20:30                 ` Luis R. Rodriguez
2011-01-07 19:46           ` Luis R. Rodriguez
2011-01-07  2:45   ` Felix Fietkau
2011-01-07  2:48     ` Ben Greear
2011-01-07  0:57 ` [ath9k-devel] [PATCH 1/3] ath9k: Decrease skb size to fit into one page Luis R. Rodriguez
2011-01-07  1:03   ` Ben Greear
2011-01-07  1:04 ` Christian Lamparter
2011-01-07  1:23   ` Eric Dumazet
2011-01-07  1:57     ` Luis R. Rodriguez
2011-01-07  2:07       ` Eric Dumazet
2011-01-07  2:13         ` Luis R. Rodriguez
2011-01-07  2:24           ` Eric Dumazet
2011-01-07  2:33             ` Eric Dumazet [this message]
2011-01-07 10:58 ` Johannes Berg
2011-01-07 18:34   ` Ben Greear
2011-01-07 20:09     ` [ath9k-devel] " Luis R. Rodriguez
2011-01-07 20:26       ` Eric Dumazet
2011-01-07 22:20         ` Ben Greear
2011-01-07 22:26           ` Eric Dumazet
2011-01-07 22:46             ` Ben Greear
2011-01-09  9:34               ` Johannes Berg

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