From: David Leimbach <leimy2k@gmail.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
Subject: Re: [9fans] πp
Date: Fri, 15 Oct 2010 07:54:57 -0700 [thread overview]
Message-ID: <AANLkTincwri4mt66LfrRMT=8noegAPu6kFJMkoyBtMwM@mail.gmail.com> (raw)
In-Reply-To: <AANLkTin3O=va2Msv+3r96PKQjrSQqX5EuReh8k9PRdfC@mail.gmail.com>
[-- Attachment #1: Type: text/plain, Size: 999 bytes --]
2010/10/14 Latchesar Ionkov <lucho@ionkov.net>
> It can't be dealt with the current protocol. It doesn't guarantee that
> Topen will be executed once Twalk is done. So can get Rerrors even if
> Twalk succeeds.
>
>
It can be dealt with if the scheduling of the pipeline is done properly.
You just have to eliminate the dependencies.
I can imagine having a few concurrent queues of "requests" in a client that
contain items with dependencies, and running those queues in a pipelined way
against a 9P server.
> 2010/10/13 Venkatesh Srinivas <me@acm.jhu.edu>:
> >> 2) you can't pipeline requests if the result of one request depends on
> the
> >> result of a previous. for instance: walk to file, open it, read it,
> close
> >> it.
> >> if the first operation fails, then subsequent operations will be
> invalid.
> >
> > Given careful allocation of FIDs by a client, that can be dealt with -
> > operations on an invalid FID just get RErrors.
> >
> > -- vs
> >
>
>
[-- Attachment #2: Type: text/html, Size: 1580 bytes --]
next prev parent reply other threads:[~2010-10-15 14:54 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-13 19:46 Eric Van Hensbergen
2010-10-13 22:13 ` David Leimbach
2010-10-13 22:36 ` roger peppe
2010-10-13 23:15 ` David Leimbach
2010-10-14 4:25 ` blstuart
2010-10-13 23:24 ` Venkatesh Srinivas
2010-10-14 21:12 ` Latchesar Ionkov
2010-10-14 21:48 ` erik quanstrom
2010-10-14 22:14 ` dorin bumbu
2010-10-15 14:07 ` erik quanstrom
2010-10-15 14:45 ` Russ Cox
2010-10-15 15:41 ` Latchesar Ionkov
2010-10-15 21:13 ` dorin bumbu
2010-10-15 22:13 ` erik quanstrom
2010-10-15 23:30 ` dorin bumbu
2010-10-15 23:45 ` cinap_lenrek
2010-10-15 23:54 ` dorin bumbu
2010-10-15 7:24 ` Sape Mullender
2010-10-15 10:41 ` hiro
2010-10-15 12:11 ` Jacob Todd
2010-10-15 13:06 ` Iruatã Souza
2010-10-15 13:23 ` Sape Mullender
2010-10-15 14:57 ` David Leimbach
2010-10-15 14:54 ` David Leimbach [this message]
2010-10-15 14:59 ` Francisco J Ballesteros
2010-10-15 16:19 ` cinap_lenrek
2010-10-15 16:28 ` Lyndon Nerenberg
2010-10-15 17:54 ` Nemo
2010-10-15 17:49 ` ron minnich
2010-10-15 18:56 ` erik quanstrom
2010-10-15 16:31 ` Latchesar Ionkov
2010-10-15 16:40 ` cinap_lenrek
2010-10-15 16:43 ` Latchesar Ionkov
2010-10-15 17:11 ` cinap_lenrek
2010-10-15 17:15 ` Latchesar Ionkov
2010-10-15 19:10 ` erik quanstrom
2010-10-15 19:16 ` Latchesar Ionkov
2010-10-15 21:43 ` Julius Schmidt
2010-10-15 22:02 ` David Leimbach
2010-10-15 22:05 ` John Floren
2010-10-15 16:45 ` ron minnich
2010-10-15 17:26 ` Eric Van Hensbergen
2010-10-15 17:45 ` Charles Forsyth
2010-10-15 17:45 ` ron minnich
2010-10-15 18:03 ` Bakul Shah
2010-10-15 18:45 ` David Leimbach
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='AANLkTincwri4mt66LfrRMT=8noegAPu6kFJMkoyBtMwM@mail.gmail.com' \
--to=leimy2k@gmail.com \
--cc=9fans@9fans.net \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).