From: Mike Galbraith <umgwanakikbuti@gmail.com>
To: Thavatchai Makphaibulchoke <thavatchai.makpahibulchoke@hp.com>
Cc: Steven Rostedt <rostedt@goodmis.org>,
linux-kernel@vger.kernel.org,
linux-rt-users <linux-rt-users@vger.kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Carsten Emde <C.Emde@osadl.org>,
Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
John Kacur <jkacur@redhat.com>,
Paul Gortmaker <paul.gortmaker@windriver.com>
Subject: Re: [PATCH RT 2/4] Revert "timers: do not raise softirq unconditionally"
Date: Thu, 26 Mar 2015 07:27:30 +0100 [thread overview]
Message-ID: <1427351250.3497.49.camel@gmail.com> (raw)
In-Reply-To: <1427347391.3497.25.camel@gmail.com>
On Thu, 2015-03-26 at 06:23 +0100, Mike Galbraith wrote:
> I plan on taking a poke at getting "don't raise timer unconditionally"
> working again when I get myself unburied, and see if I can come up with
> a somewhat less icky way to work around take rtmutex in irq naughtiness.
Hm.. like maybe only do a fasttrylock with the wait lock already held
via trylock, and don't bother turning it loose until we're done, to keep
the sane people away. That might work.. but may not be considered less
icky by people equipped with that mysterious "taste" thingy ;-)
-Mike
next prev parent reply other threads:[~2015-03-26 6:27 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-17 16:35 [PATCH RT 0/4] Linux 3.10.70-rt75-rc2 Steven Rostedt
2015-03-17 16:35 ` [PATCH RT 1/4] fs,btrfs: fix rt deadlock on extent_buffer->lock Steven Rostedt
2015-03-17 16:35 ` [PATCH RT 2/4] Revert "timers: do not raise softirq unconditionally" Steven Rostedt
2015-03-17 20:35 ` Steven Rostedt
2015-03-19 8:17 ` Mike Galbraith
2015-03-19 16:26 ` Steven Rostedt
2015-03-19 16:42 ` Thavatchai Makphaibulchoke
2015-03-21 18:02 ` Mike Galbraith
2015-03-23 4:42 ` Mike Galbraith
2015-03-26 2:17 ` Thavatchai Makphaibulchoke
2015-03-26 5:23 ` Mike Galbraith
2015-03-26 6:01 ` Mike Galbraith
2015-03-26 6:27 ` Mike Galbraith [this message]
2015-03-26 13:53 ` Steven Rostedt
2015-03-24 18:15 ` Sebastian Andrzej Siewior
2015-03-25 2:38 ` Mike Galbraith
2015-03-24 18:10 ` Sebastian Andrzej Siewior
2015-03-25 2:33 ` Mike Galbraith
2015-04-09 13:39 ` Sebastian Andrzej Siewior
2015-08-11 23:21 ` Jiang, Yunhong
2015-03-17 16:35 ` [PATCH RT 3/4] netpoll: guard the access to dev->npinfo with rcu_read_lock/unlock_bh() for CONFIG_PREEMPT_RT_FULL=y Steven Rostedt
2015-03-17 16:35 ` [PATCH RT 4/4] Linux 3.10.70-rt75-rc2 Steven Rostedt
-- strict thread matches above, loose matches on Subject: below --
2015-03-17 16:30 [PATCH RT 0/4] Linux 3.12.38-rt53-rc2 Steven Rostedt
2015-03-17 16:30 ` [PATCH RT 2/4] Revert "timers: do not raise softirq unconditionally" Steven Rostedt
2015-03-17 16:25 [PATCH RT 0/4] Linux 3.14.34-rt32-rc2 Steven Rostedt
2015-03-17 16:25 ` [PATCH RT 2/4] Revert "timers: do not raise softirq unconditionally" Steven Rostedt
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=1427351250.3497.49.camel@gmail.com \
--to=umgwanakikbuti@gmail.com \
--cc=C.Emde@osadl.org \
--cc=bigeasy@linutronix.de \
--cc=jkacur@redhat.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-rt-users@vger.kernel.org \
--cc=paul.gortmaker@windriver.com \
--cc=rostedt@goodmis.org \
--cc=tglx@linutronix.de \
--cc=thavatchai.makpahibulchoke@hp.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;
as well as URLs for NNTP newsgroup(s).