Rockbox mail archiveSubject: Re: Optimizing plugin-shutdowns using threads
Re: Optimizing plugin-shutdowns using threads
From: Jonathan Gordon <jdgordy_at_gmail.com>
Date: Sun, 18 Mar 2007 01:26:39 +1100
On 18/03/07, Timo Horstschäfer <mail_at_timo-horstschaefer.de> wrote:
> Jonathan Gordon wrote:
> > > >Timo Horstschäfer wrote:
> > > >I think some kind of a disk write-queue would achieve the same.
> > > >Or maybe just a global write buffer, that flushes on every disk spin up.
> > >
> > > Thats surely a better idea, and i think it could be used in general, not
> > > only in plugins. Would it be hard to code?
> > This exists already, but isnt really useable in the current form for
> > plugins. The way it works is a function registers a callback for when the
> > disk is going to spin down... but this wont work for functions because they
> > may not be in memory at that point anymore.
> A write-buffer would be independant from plugins. The write function would
> just return immediately and I think it's causing the hang when exiting a
> Also the write-buffer may slightly increase the battery runtime because of
> less disk spin ups.
Right, we already do this, but in a more powerful way than just a
single buffer. The downside is we cant use it for plugins...
Received on 2007-03-17