Re: Corrupt git archive?
W dniu 09.03.2013 20:02, Marcin Juszkiewicz pisze: > W dniu 08.03.2013 14:13, Tim Northover pisze: >> Hi, >> >> I'm trying to build the OpenEmbedded AArch64 system again, and it >> looks like the file: >> >> http://snapshots.linaro.org/openembedded/sources/git2_git.linaro.org.kernel.linux- >> >> > linaro-tracking.git.tar.gz >> >> is corrupt. gzip thinks it ends unexpectedly. Shall I file some kind >> of ticket for this or is it something that's fixed out-of-line? > > I am working on it. fixed ___ linaro-dev mailing list linaro-dev@lists.linaro.org http://lists.linaro.org/mailman/listinfo/linaro-dev
Re: [PATCH 2/5] clk: notifier handler for dynamic voltage scaling
On 02/28/2013 05:49 AM, Mike Turquette wrote:
> Dynamic voltage and frequency scaling (dvfs) is a common power saving
> technique in many of today's modern processors. This patch introduces a
> common clk rate-change notifier handler which scales voltage
> appropriately whenever clk_set_rate is called on an affected clock.
>
> There are three prerequisites to using this feature:
>
> 1) the affected clocks must be using the common clk framework
> 2) voltage must be scaled using the regulator framework
> 3) clock frequency and regulator voltage values must be paired via the
> OPP library
>
> If a platform or device meets these requirements then using the notifier
> handler is straightforward. A struct device is used as the basis for
> performing initial look-ups for clocks via clk_get and regulators via
> regulator_get. This means that notifiers are subscribed on a per-device
> basis and multiple devices can have notifiers subscribed to the same
> clock. Put another way, the voltage chosen for a rail during a call to
> clk_set_rate is a function of the device, not the clock.
>
> Signed-off-by: Mike Turquette
[...]
> +struct dvfs_info *dvfs_clk_notifier_register(struct dvfs_info_init *dii)
> +{
> + struct dvfs_info *di;
> + int ret = 0;
> +
> + if (!dii)
> + return ERR_PTR(-EINVAL);
> +
> + di = kzalloc(sizeof(struct dvfs_info), GFP_KERNEL);
> + if (!di)
> + return ERR_PTR(-ENOMEM);
> +
> + di->dev = dii->dev;
> + di->clk = clk_get(di->dev, dii->con_id);
> + if (IS_ERR(di->clk)) {
> + ret = -ENOMEM;
> + goto err;
> + }
> +
> + di->reg = regulator_get(di->dev, dii->reg_id);
> + if (IS_ERR(di->reg)) {
> + ret = -ENOMEM;
> + goto err;
> + }
> +
> + di->tol = dii->tol;
> + di->nb.notifier_call = dvfs_clk_notifier_handler;
> +
> + ret = clk_notifier_register(di->clk, &di->nb);
> +
> + if (ret)
> + goto err;
Shouldn't regulator_put() and clk_put() be called in the error path?
> +
> + return di;
> +
> +err:
> + kfree(di);
> + return ERR_PTR(ret);
> +}
> +EXPORT_SYMBOL_GPL(dvfs_clk_notifier_register);
> +
> +void dvfs_clk_notifier_unregister(struct dvfs_info *di)
> +{
> + clk_notifier_unregister(di->clk, &di->nb);
> + clk_put(di->clk);
> + regulator_put(di->reg);
> + kfree(di);
> +}
> +EXPORT_SYMBOL_GPL(dvfs_clk_notifier_unregister);
Regards,
Francesco
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Re: LCA13: Video: Scheduler Internals by: Vincent Guittot
On Sun, Mar 10, 2013 at 8:38 AM, Viresh Kumar wrote: > Hi Guys, > > Below are hangout upstreams of Scheduler Internals by Vincent Guittot > done in LCA13. > > We have got another version of this recording that is done by some > other cameras, but > its size was 30 GB and so hard to upstream. In case you need that > please contact me. 'Hard to upstream' - I like our razor-sharp focus on upstreaming :) > Day 1: http://www.youtube.com/watch?v=2yzelou80JE > Day 2: http://www.youtube.com/watch?v=fN11Lltx1nQ > > Thanks to Naresh for arranging for hangouts. > Yes, thanks to Naresh and Viresh for getting this all recorded. And a big thanks to Vincent was taking the time to walk the team through the scheduler. /Amit ___ linaro-dev mailing list linaro-dev@lists.linaro.org http://lists.linaro.org/mailman/listinfo/linaro-dev
Re: LCA13: Video: Scheduler Internals by: Vincent Guittot
On 11 March 2013 09:43, Amit Kucheria wrote: > On Sun, Mar 10, 2013 at 8:38 AM, Viresh Kumar > wrote: > > Hi Guys, > > > > Below are hangout upstreams of Scheduler Internals by Vincent Guittot > > done in LCA13. > > > > We have got another version of this recording that is done by some > > other cameras, but > > its size was 30 GB and so hard to upstream. In case you need that > > please contact me. > > 'Hard to upstream' - I like our razor-sharp focus on upstreaming :) > > > Day 1: http://www.youtube.com/watch?v=2yzelou80JE > > Day 2: http://www.youtube.com/watch?v=fN11Lltx1nQ > > > > Thanks to Naresh for arranging for hangouts. > > > > Yes, thanks to Naresh and Viresh for getting this all recorded. And a > big thanks to Vincent was taking the time to walk the team through the > scheduler. > > I have attached "scheduler-training-v0.pdf" file Thanks Vincent. -Naresh /Amit > ___ linaro-dev mailing list linaro-dev@lists.linaro.org http://lists.linaro.org/mailman/listinfo/linaro-dev
