Barry Song <21cn...@gmail.com> writes:
> 2012/7/18 Colin Cross :
>> Many clocks that are used to provide sched_clock will reset during
>> suspend. If read_sched_clock returns 0 after suspend, sched_clock will
>> appear to jump forward. This patch resets cd.epoch_cyc to the current
>> value of
Barry Song 21cn...@gmail.com writes:
2012/7/18 Colin Cross ccr...@android.com:
Many clocks that are used to provide sched_clock will reset during
suspend. If read_sched_clock returns 0 after suspend, sched_clock will
appear to jump forward. This patch resets cd.epoch_cyc to the current
On Sat, Jul 28, 2012 at 03:53:05, Linus Walleij wrote:
> On Tue, Jul 24, 2012 at 11:16 AM, Bedia, Vaibhav wrote:
>
> >> > A connecting theme is that of being avle to flag clock sources as
> >> > sched_clock providers. If all clocksources were tagged with
> >> > rating, and only clocksources were
On Sat, Jul 28, 2012 at 03:53:05, Linus Walleij wrote:
On Tue, Jul 24, 2012 at 11:16 AM, Bedia, Vaibhav vaibhav.be...@ti.com wrote:
A connecting theme is that of being avle to flag clock sources as
sched_clock providers. If all clocksources were tagged with
rating, and only
On Sat, Jul 28, 2012 at 12:23:05AM +0200, Linus Walleij wrote:
> On Tue, Jul 24, 2012 at 11:16 AM, Bedia, Vaibhav wrote:
>
> >> > A connecting theme is that of being avle to flag clock sources as
> >> > sched_clock providers. If all clocksources were tagged with
> >> > rating, and only
On Tue, Jul 24, 2012 at 11:16 AM, Bedia, Vaibhav wrote:
>> > A connecting theme is that of being avle to flag clock sources as
>> > sched_clock providers. If all clocksources were tagged with
>> > rating, and only clocksources were used for sched_clock(), the
>> > kernel could select the
On Tue, Jul 24, 2012 at 11:16 AM, Bedia, Vaibhav vaibhav.be...@ti.com wrote:
A connecting theme is that of being avle to flag clock sources as
sched_clock providers. If all clocksources were tagged with
rating, and only clocksources were used for sched_clock(), the
kernel could select the
On Sat, Jul 28, 2012 at 12:23:05AM +0200, Linus Walleij wrote:
On Tue, Jul 24, 2012 at 11:16 AM, Bedia, Vaibhav vaibhav.be...@ti.com wrote:
A connecting theme is that of being avle to flag clock sources as
sched_clock providers. If all clocksources were tagged with
rating, and only
On Tue, Jul 24, 2012 at 05:58:32, Colin Cross wrote:
> On Mon, Jul 23, 2012 at 5:14 PM, Linus Walleij
> wrote:
> > On Mon, Jul 23, 2012 at 9:27 PM, Colin Cross wrote:
> >> On Mon, Jul 23, 2012 at 11:55 AM, Linus Walleij
> >
> >> Does the clock you use for sched_clock continue to run in all
2012/7/18 Colin Cross :
> Many clocks that are used to provide sched_clock will reset during
> suspend. If read_sched_clock returns 0 after suspend, sched_clock will
> appear to jump forward. This patch resets cd.epoch_cyc to the current
> value of read_sched_clock during resume, which causes
2012/7/18 Colin Cross ccr...@android.com:
Many clocks that are used to provide sched_clock will reset during
suspend. If read_sched_clock returns 0 after suspend, sched_clock will
appear to jump forward. This patch resets cd.epoch_cyc to the current
value of read_sched_clock during resume,
On Tue, Jul 24, 2012 at 05:58:32, Colin Cross wrote:
On Mon, Jul 23, 2012 at 5:14 PM, Linus Walleij linus.wall...@linaro.org
wrote:
On Mon, Jul 23, 2012 at 9:27 PM, Colin Cross ccr...@android.com wrote:
On Mon, Jul 23, 2012 at 11:55 AM, Linus Walleij
Does the clock you use for
On Mon, Jul 23, 2012 at 5:14 PM, Linus Walleij wrote:
> On Mon, Jul 23, 2012 at 9:27 PM, Colin Cross wrote:
>> On Mon, Jul 23, 2012 at 11:55 AM, Linus Walleij
>
>> Does the clock you use for sched_clock continue to run in all suspend
>> modes? All the SoC's I've used only have a 32kHz clock in
On Mon, Jul 23, 2012 at 9:27 PM, Colin Cross wrote:
> On Mon, Jul 23, 2012 at 11:55 AM, Linus Walleij
> Does the clock you use for sched_clock continue to run in all suspend
> modes? All the SoC's I've used only have a 32kHz clock in the deepest
> suspend mode,
Yes, and yes it is 32kHz.
>
On Mon, Jul 23, 2012 at 11:55 AM, Linus Walleij
wrote:
> On Wed, Jul 18, 2012 at 1:27 AM, Colin Cross wrote:
>
>> This will have a side effect of causing SoCs that have clocks that
>> continue to count in suspend to appear to stop counting, reporting the
>> same sched_clock() value before and
On Wed, Jul 18, 2012 at 1:27 AM, Colin Cross wrote:
> This will have a side effect of causing SoCs that have clocks that
> continue to count in suspend to appear to stop counting, reporting the
> same sched_clock() value before and after suspend.
So for our platform (ux500) that has a sched
On Wed, Jul 18, 2012 at 1:27 AM, Colin Cross ccr...@android.com wrote:
This will have a side effect of causing SoCs that have clocks that
continue to count in suspend to appear to stop counting, reporting the
same sched_clock() value before and after suspend.
So for our platform (ux500) that
On Mon, Jul 23, 2012 at 11:55 AM, Linus Walleij
linus.wall...@linaro.org wrote:
On Wed, Jul 18, 2012 at 1:27 AM, Colin Cross ccr...@android.com wrote:
This will have a side effect of causing SoCs that have clocks that
continue to count in suspend to appear to stop counting, reporting the
same
On Mon, Jul 23, 2012 at 9:27 PM, Colin Cross ccr...@android.com wrote:
On Mon, Jul 23, 2012 at 11:55 AM, Linus Walleij
Does the clock you use for sched_clock continue to run in all suspend
modes? All the SoC's I've used only have a 32kHz clock in the deepest
suspend mode,
Yes, and yes it is
On Mon, Jul 23, 2012 at 5:14 PM, Linus Walleij linus.wall...@linaro.org wrote:
On Mon, Jul 23, 2012 at 9:27 PM, Colin Cross ccr...@android.com wrote:
On Mon, Jul 23, 2012 at 11:55 AM, Linus Walleij
Does the clock you use for sched_clock continue to run in all suspend
modes? All the SoC's I've
Many clocks that are used to provide sched_clock will reset during
suspend. If read_sched_clock returns 0 after suspend, sched_clock will
appear to jump forward. This patch resets cd.epoch_cyc to the current
value of read_sched_clock during resume, which causes sched_clock() just
after suspend
Many clocks that are used to provide sched_clock will reset during
suspend. If read_sched_clock returns 0 after suspend, sched_clock will
appear to jump forward. This patch resets cd.epoch_cyc to the current
value of read_sched_clock during resume, which causes sched_clock() just
after suspend
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