From: Oleg Nesterov <oleg@tv-sign.ru>
To: Paul Clements <paul.clements@steeleye.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Pavel Machek <pavel@ucw.cz>, Roland McGrath <roland@redhat.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] nbd.c:sock_xmit: cleanup signal related code
Date: Fri, 15 Jun 2007 00:11:32 +0400 [thread overview]
Message-ID: <20070614201132.GA278@tv-sign.ru> (raw)
In-Reply-To: <467198C8.1040107@steeleye.com>
On 06/14, Paul Clements wrote:
>
> Oleg Nesterov wrote:
>
> >Note: I can't understand this dequeue_signal(), it can dequeue SIGKILL
> >for the user-space task doing nbd_ioctl() ?
>
> So we can interrupt an nbd transmission without waiting for a TCP
> timeout (when we know the network is down).
Yes, but that task should not survive after SIGKILL ? Note that SIGNAL_GROUP_EXIT
is set, this is not good.
Oleg.
prev parent reply other threads:[~2007-06-14 20:11 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-14 17:22 Oleg Nesterov
2007-06-14 19:36 ` Paul Clements
2007-06-14 20:11 ` Oleg Nesterov [this message]
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=20070614201132.GA278@tv-sign.ru \
--to=oleg@tv-sign.ru \
--cc=akpm@linux-foundation.org \
--cc=benh@kernel.crashing.org \
--cc=linux-kernel@vger.kernel.org \
--cc=paul.clements@steeleye.com \
--cc=pavel@ucw.cz \
--cc=roland@redhat.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®