From: kuznet@ms2.inr.ac.ru
To: manfred@colorfullife.COM (Manfred Spraul)
Cc: linux-kernel@vger.kernel.org
Subject: Re: softirq buggy [Re: Serial port latency]
Date: Sun, 8 Apr 2001 20:58:31 +0400 (MSK DST) [thread overview]
Message-ID: <200104081658.UAA15180@ms2.inr.ac.ru> (raw)
In-Reply-To: <3ACF9473.343CD4A2@colorfullife.com> from "Manfred Spraul" at Apr 8, 1 12:45:00 pm
Hello!
> + if (softirq_active(smp_processor_id()) & softirq_mask(smp_processor_id())) {
> + do_softirq();
> + return 0;
BTW you may delete do_softirq()... schedule() will call this.
> + *
> + * Isn't this identical to default_idle with the 'no-hlt' boot
> + * option? <manfred@colorfullife.com>
Seeems, it is not. need_resched=-1 avoids useless IPIs.
Alexey
next prev parent reply other threads:[~2001-04-08 16:59 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <000401c0b319517fea9@local>
2001-03-25 23:10 ` Serial port latency Pavel Machek
2001-03-29 7:58 ` Manfred Spraul
2001-03-30 22:36 ` Pavel Machek
2001-03-31 22:09 ` Manfred Spraul
2001-04-03 23:07 ` softirq buggy [Re: Serial port latency] Pavel Machek
2001-04-04 21:18 ` Manfred Spraul
2001-04-06 12:00 ` Pavel Machek
2001-04-07 22:28 ` Manfred Spraul
2001-04-08 16:58 ` kuznet [this message]
2001-04-08 17:21 ` Manfred Spraul
2001-04-08 17:58 ` kuznet
2001-04-08 18:16 ` Manfred Spraul
2001-04-08 21:35 ` [PATCH] Re: softirq buggy Manfred Spraul
2001-04-09 8:42 ` Albert D. Cahalan
2001-04-09 13:50 ` Andrea Arcangeli
2001-04-09 15:26 ` Manfred Spraul
2001-04-09 17:31 ` Andrea Arcangeli
2001-04-09 17:48 ` kuznet
2001-04-09 18:26 ` Andrea Arcangeli
2001-04-10 0:37 ` Serial port latency Andrea Arcangeli
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=200104081658.UAA15180@ms2.inr.ac.ru \
--to=kuznet@ms2.inr.ac.ru \
--cc=linux-kernel@vger.kernel.org \
--cc=manfred@colorfullife.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®