From: Anton Blanchard <anton@samba.org>
To: Joonas Kortesalmi <joneskoo@derbian.org>
Cc: linux-kernel@vger.kernel.org, akpm@osdl.org
Subject: Re: swapper: page allocation failure. order:3, mode:0x20
Date: Thu, 1 Jan 2004 21:27:20 +1100 [thread overview]
Message-ID: <20040101102720.GL28023@krispykreme> (raw)
In-Reply-To: <20040101101541.GJ28023@krispykreme>
> Now e1000 uses TSO (and can regularly ask for 32kB+ kmallocs in
> interrupt context) perhaps we should look moving the rx buffer refill code
> into a context that can sleep. Then again its not like we can tolerate
> much latency in this code path, your rx ring will run out quite quickly :)
I hate to argue with myself, but thats crap. TSO only affects the TX
path and its buffers are created outside interrupt context. So it must be
a large MTU causing the failures, regardless it still makes sense to explore
rx skb refill outside of interrupt context idea.
Anton
next prev parent reply other threads:[~2004-01-01 10:28 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-01-01 9:35 swapper: page allocation failure. order:3, mode:0x20 Joonas Kortesalmi
2004-01-01 10:15 ` Anton Blanchard
2004-01-01 10:25 ` Andrew Morton
2004-01-01 13:01 ` Anton Blanchard
2004-01-01 20:45 ` Andrew Morton
2004-01-01 22:43 ` Anton Blanchard
2004-01-01 22:08 ` Christophe Saout
2004-01-01 22:45 ` Anton Blanchard
2004-01-01 23:13 ` Christophe Saout
2004-01-01 10:27 ` Anton Blanchard [this message]
2004-01-01 10:42 ` Arjan van de Ven
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20040101102720.GL28023@krispykreme \
--to=anton@samba.org \
--cc=akpm@osdl.org \
--cc=joneskoo@derbian.org \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.