From: David Miller <davem@davemloft.net>
To: ilpo.jarvinen@helsinki.fi
Cc: zbr@ioremap.net, netdev@vger.kernel.org, mingo@elte.hu
Subject: Re: [PATCH 6/7] tcp: cache result of earlier divides when mss-aligning things
Date: Sun, 15 Mar 2009 20:11:15 -0700 (PDT) [thread overview]
Message-ID: <20090315.201115.23510598.davem@davemloft.net> (raw)
In-Reply-To: <Pine.LNX.4.64.0903151041350.23360@wrl-59.cs.helsinki.fi>
From: "Ilpo Järvinen" <ilpo.jarvinen@helsinki.fi>
Date: Sun, 15 Mar 2009 10:45:16 +0200 (EET)
> [PATCHv2] tcp: cache result of earlier divides when mss-aligning things
>
> The results is very unlikely change every so often so we
> hardly need to divide again after doing that once for a
> connection. Yet, if divide still becomes necessary we
> detect that and do the right thing and again settle for
> non-divide state. Takes the u16 space which was previously
> taken by the plain xmit_size_goal.
>
> This should take care part of the tso vs non-tso difference
> we found earlier.
>
> Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Applied.
next prev parent reply other threads:[~2009-03-16 3:11 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1237075675426-git-send-email-ilpo.jarvinen@helsinki.fi>
2009-03-16 3:10 ` [PATCH 1/7] tcp: remove pointless .dsack/.num_sacks code David Miller
[not found] ` <12370756753599-git-send-email-ilpo.jarvinen@helsinki.fi>
2009-03-16 3:10 ` [PATCH 2/7] tcp: kill dead end_seq variable in clean_rtx_queue David Miller
[not found] ` <12370756754094-git-send-email-ilpo.jarvinen@helsinki.fi>
2009-03-16 3:10 ` [PATCH 3/7] tcp: consolidate paws check David Miller
[not found] ` <12370756752410-git-send-email-ilpo.jarvinen@helsinki.fi>
2009-03-16 3:10 ` [PATCH 4/7] tcp: don't check mtu probe completion in the loop David Miller
[not found] ` <12370756751028-git-send-email-ilpo.jarvinen@helsinki.fi>
[not found] ` <12370756752721-git-send-email-ilpo.jarvinen@helsinki.fi>
2009-03-15 8:36 ` [PATCH 6/7] tcp: cache result of earlier divides when mss-aligning things Evgeniy Polyakov
2009-03-15 8:45 ` Ilpo Järvinen
2009-03-15 9:08 ` Evgeniy Polyakov
2009-03-16 3:11 ` David Miller [this message]
[not found] ` <12370756754020-git-send-email-ilpo.jarvinen@helsinki.fi>
2009-03-16 3:11 ` [PATCH 7/7] tcp: make sure xmit goal size never becomes zero David Miller
2009-03-16 3:10 ` [PATCH 5/7] tcp: simplify tcp_current_mss David Miller
2009-03-15 0:23 [PATCH 1/7] tcp: remove pointless .dsack/.num_sacks code Ilpo Järvinen
2009-03-15 0:23 ` [PATCH 2/7] tcp: kill dead end_seq variable in clean_rtx_queue Ilpo Järvinen
2009-03-15 0:23 ` [PATCH 3/7] tcp: consolidate paws check Ilpo Järvinen
2009-03-15 0:23 ` [PATCH 4/7] tcp: don't check mtu probe completion in the loop Ilpo Järvinen
2009-03-15 0:23 ` [PATCH 5/7] tcp: simplify tcp_current_mss Ilpo Järvinen
2009-03-15 0:23 ` [PATCH 6/7] tcp: cache result of earlier divides when mss-aligning things Ilpo Järvinen
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