From: "David S. Miller" <davem@davemloft.net>
To: bcrl@kvack.org
Cc: drepper@gmail.com, da-x@monatomic.org, linux-kernel@vger.kernel.org
Subject: Re: Status of AIO
Date: Mon, 06 Mar 2006 19:06:33 -0800 (PST) [thread overview]
Message-ID: <20060306.190633.08168501.davem@davemloft.net> (raw)
In-Reply-To: <20060307013915.GU20768@kvack.org>
From: Benjamin LaHaise <bcrl@kvack.org>
Date: Mon, 6 Mar 2006 20:39:15 -0500
> VM tricks do suck, so you just have to use the tricks that nobody else
> is... My thinking is to do something like the following: have a structure
> to reference a set of pages. When it is first created, it takes a reference
> on the pages in question, and it is added to the vm_area_struct of the user
> so that the vm can poke it for freeing when memory pressure occurs. The
> sk_buff dataref also has to have a pointer to the pageref added.
You've just reinvented fbufs, and they have their own known set of
issues.
Please read chapter 5 of Networking Algorithmics or ask someone to
paraphrase the content for you. It really covers this completely, and
once you read it you will be able to avoid reinenting the wheel and
falling under the false notion of having invented something :-)
next prev parent reply other threads:[~2006-03-07 3:06 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-06 6:24 Status of AIO Dan Aloni
2006-03-06 15:05 ` Phillip Susi
2006-03-06 21:18 ` Benjamin LaHaise
2006-03-06 22:53 ` Ulrich Drepper
2006-03-06 23:15 ` Phillip Susi
2006-03-08 7:09 ` Ulrich Drepper
2006-03-08 15:58 ` Phillip Susi
2006-03-06 23:33 ` Benjamin LaHaise
2006-03-07 0:24 ` David S. Miller
2006-03-07 0:42 ` Benjamin LaHaise
2006-03-07 0:51 ` David S. Miller
2006-03-07 1:39 ` Benjamin LaHaise
2006-03-07 2:04 ` Dan Aloni
2006-03-07 2:07 ` Benjamin LaHaise
2006-03-07 3:11 ` David S. Miller
2006-03-07 7:33 ` Dan Aloni
2006-03-07 3:06 ` David S. Miller [this message]
2006-03-07 16:35 ` Benjamin LaHaise
2006-03-07 1:34 ` Phillip Susi
2006-03-07 3:04 ` David S. Miller
2006-03-07 4:07 ` Phillip Susi
2006-03-07 6:02 ` David S. Miller
2006-03-07 16:06 ` Phillip Susi
2006-03-07 1:30 ` Dan Aloni
2006-03-07 1:37 ` Nicholas Miell
2006-03-07 1:37 ` Phillip Susi
2006-03-07 1:40 ` Benjamin LaHaise
2006-03-06 23:18 ` Phillip Susi
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=20060306.190633.08168501.davem@davemloft.net \
--to=davem@davemloft.net \
--cc=bcrl@kvack.org \
--cc=da-x@monatomic.org \
--cc=drepper@gmail.com \
--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.