From: Nish Aravamudan <nish.aravamudan@gmail.com>
To: Zwane Mwaikambo <zwane@arm.linux.org.uk>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>,
"Paul E. McKenney" <paulmck@us.ibm.com>,
Andrew Morton <akpm@osdl.org>,
Stephen Rothwell <sfr@canb.auug.org.au>,
Linux Kernel <linux-kernel@vger.kernel.org>,
Dipankar Sarma <dipankar@in.ibm.com>,
Li Shaohua <shaohua.li@intel.com>,
Len Brown <len.brown@intel.com>
Subject: Re: [PATCH] Remove RCU abuse in cpu_idle()
Date: Sun, 19 Dec 2004 18:30:47 -0800 [thread overview]
Message-ID: <29495f1d04121918305f577eb7@mail.gmail.com> (raw)
In-Reply-To: <Pine.LNX.4.61.0412191909580.18310@montezuma.fsmlabs.com>
On Sun, 19 Dec 2004 19:10:31 -0700 (MST), Zwane Mwaikambo
<zwane@arm.linux.org.uk> wrote:
> On Mon, 20 Dec 2004, Nick Piggin wrote:
>
> > On Sun, 2004-12-19 at 18:44 -0700, Zwane Mwaikambo wrote:
> > > On Mon, 20 Dec 2004, Nick Piggin wrote:
> > >
> > > > This thread can possibly be stalled forever if there is a CPU hog
> > > > running, right?
> > >
> > > Yep.
> > >
> > > > In which case, you will want to use ssleep rather than a busy loop.
> > >
> > > Well ssleep essentially does the same thing as the schedule_timeout.
> > >
> >
> > Yes - so long as you set ->state when using schedule_timeout ;)
>
> Nish could you please submit something to switch it to ssleep?
Yup, I'll send it out tomorrow.
-Nish
next prev parent reply other threads:[~2004-12-20 2:31 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-12-05 0:45 Fw: [RFC] Strange code in cpu_idle() Paul E. McKenney
2004-12-06 0:16 ` Stephen Rothwell
2004-12-06 6:46 ` Stephen Rothwell
2004-12-06 10:00 ` Zwane Mwaikambo
2004-12-06 7:20 ` Andrew Morton
2004-12-06 9:38 ` Zwane Mwaikambo
2004-12-06 16:04 ` Paul E. McKenney
2004-12-06 16:47 ` Zwane Mwaikambo
2004-12-06 19:22 ` Paul E. McKenney
2004-12-11 15:07 ` Zwane Mwaikambo
2004-12-12 4:54 ` [PATCH] Remove RCU abuse " Zwane Mwaikambo
2004-12-12 5:06 ` Zwane Mwaikambo
2004-12-12 5:49 ` Zwane Mwaikambo
2004-12-13 6:13 ` Andrew Morton
2004-12-13 6:22 ` Zwane Mwaikambo
2004-12-13 6:32 ` Andrew Morton
2004-12-13 7:09 ` Zwane Mwaikambo
2004-12-13 6:41 ` Andrew Morton
2004-12-13 7:13 ` Zwane Mwaikambo
2004-12-19 2:40 ` Nish Aravamudan
2004-12-20 0:59 ` Zwane Mwaikambo
2004-12-20 1:15 ` Nick Piggin
2004-12-20 1:44 ` Zwane Mwaikambo
2004-12-20 1:56 ` Nick Piggin
2004-12-20 2:10 ` Zwane Mwaikambo
2004-12-20 2:30 ` Nish Aravamudan [this message]
2004-12-20 18:27 ` Nishanth Aravamudan
2004-12-20 22:57 ` Zwane Mwaikambo
2004-12-20 23:15 ` Andrew Morton
2004-12-20 23:16 ` Zwane Mwaikambo
2004-12-20 23:26 ` Nishanth Aravamudan
2004-12-20 2:26 ` Nish Aravamudan
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