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Date:      Thu, 29 Sep 2011 09:31:44 -0700
From:      David Somayajulu <david.somayajulu@qlogic.com>
To:        "freebsd-current@freebsd.org" <freebsd-current@FreeBSD.org>, "freebsd-drivers@freebsd.org" <freebsd-drivers@freebsd.org>
Subject:   TSO and FreeBSD
Message-ID:  <75E1A2A7D185F841A975979B0906BBA67BCCB4F67F@AVEXMB1.qlogic.org>

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Is there an upper limit on a transmit packet size, which has CSUM_TSO bit s=
et in the mp->m_pkthdr.csum_flags field. Browsing the code I thought it was=
 65535 bytes. However at least on Freebsd 7.x, I am occasionally noticing t=
hat the driver is asked to transmit packets which are 65536 and 65537 bytes=
. Am I missing something?

Cheers,
David S.


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