lkml.org 
[lkml]   [2005]   [Jun]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [RFC] Fix SMP brokenness for PF_FREEZE and make freezing usable for other purposes
On Sat, 25 Jun 2005, Pavel Machek wrote:

> > I only know that this boots correctly since I have no system that can do
> > suspend. But Ray needs an effective means of process suspension for
> > his process migration patches.
>
> Any i386 or x86-64 machine can do suspend... It should be easy to get
> some notebook... [What kind of hardware are you working on normally?]

Umm... Sorry to be so negative but that has never worked for me on lots of
laptops. Usually something with ACPI or some driver I guess... After
awhile I gave up trying.

> > But is this the correct way to fix this?
> It includes whitespace changes and most of patch is nice cleanup that
> should probably go in separately. (Hint hint :-).

Ok.

> Previous code had important property: try_to_freeze was optimized away
> in !CONFIG_PM case. Please keep that.

Obviously that will not work if we use try_to_freeze for
non-power-management purposes. The code from kernel/power/process.c may
have to be merged into some other kernel file. kernel/sched.c?


-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-06-25 06:35    [from the cache]
©2003-2014 Jasper Spaans. Advertise on this site