mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: "David Schwartz" <davids@webmaster.com>
To: "linux-os \(Dick Johnson\)" <linux-os@analogic.com>,
	"Linux kernel" <linux-kernel@vger.kernel.org>
Subject: RE: Linux poll() <sigh> again
Date: Thu, 11 May 2006 22:26:44 -0700	[thread overview]
Message-ID: <MDEHLPKNGKAHNMBLJOLKMEJGLNAB.davids@webmaster.com> (raw)
In-Reply-To: <Pine.LNX.4.61.0605111023030.3729@chaos.analogic.com>


> I have used the subsequent read() with a returned
> value of zero, to indicate that the client disconnected
> (as a work around). However, on recent versions of
> Linux, this is not reliable and the read() may
> wait forever instead of immediately returning.

	If a 'read' on a non-blocking socket is waiting, something is seriously
wrong that goes way beyond 'poll'. If you're using a blocking socket, well,
blocking sockets block, 'poll' notwithstanding.

	DS



  parent reply	other threads:[~2006-05-12  5:27 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-05-11 14:25 linux-os (Dick Johnson)
2006-05-11 20:47 ` Nishanth Aravamudan
2006-05-11 21:04   ` linux-os (Dick Johnson)
2006-05-11 21:16     ` Nishanth Aravamudan
2006-05-12 11:42       ` linux-os (Dick Johnson)
2006-05-12 10:37     ` Jan Engelhardt
2006-05-12  5:26 ` David Schwartz [this message]
     [not found] <6bkl7-56Y-11@gated-at.bofh.it>
2006-05-12  0:08 ` Robert Hancock
2006-05-12 11:53   ` linux-os (Dick Johnson)
2006-05-12 14:32     ` Robert Hancock
2006-05-12 14:46       ` jimmy
2006-05-12 14:57         ` linux-os (Dick Johnson)
2006-05-12 15:06           ` Eric Dumazet
2006-05-12 15:12           ` Davide Libenzi
2006-05-12 18:49         ` David Schwartz

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=MDEHLPKNGKAHNMBLJOLKMEJGLNAB.davids@webmaster.com \
    --to=davids@webmaster.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-os@analogic.com \
    /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

all inboxes | Powered by JetHome®