Roger Quadros <rogerq@xxxxxx> writes:
> Hi Jean,
>
> My bad, I didn't follow up with this. My guess is that it has not been
> picked up. Tony, Kevin?
>
Wasn't picked up by me (but should've been, sorry.) Care to refresh
against v3.6-rc4 and resend?
Thanks,
Kevin
>
> On 09/06/2012 09:59 PM, Jean Pihet wrote:
>> Fixed Paul's email address
>>
>> On Thu, Sep 6, 2012 at 8:56 PM, Jean Pihet <jean.pihet@xxxxxxxxxxxxxx> wrote:
>>> Hi Roger,
>>>
>>> On Fri, Aug 10, 2012 at 4:05 PM, Roger Quadros <rogerq@xxxxxx> wrote:
>>>> gets rid of below messages with CONFIG_DEBUG_PREEMPT enabled
>>>>
>>>> [ 28.832916] debug_smp_processor_id: 18 callbacks suppressed
>>>> [ 28.832946] BUG: using smp_processor_id() in preemptible [00000000] code: modprobe/1763
>>>> [ 28.841491] caller is pwrdm_set_next_pwrst+0x54/0x120
>>>>
>>>> Signed-off-by: Roger Quadros <rogerq@xxxxxx>
>>>
>>> What his the status of the patch? Has it been reviewed and taken in an
>>> integration tree? I cannot find anything about it in l-o and
>>> linux-next.
>>>
>>> I have some changes on-going in the OMAP PM code and I would like to
>>> know if $SUBJECT is applicable.
>>>
>>> Regards,
>>> Jean
>>>
>>>> ---
>>>> arch/arm/mach-omap2/clock.c | 9 ++++++---
>>>> arch/arm/mach-omap2/pm34xx.c | 12 ++++++++----
>>>> arch/arm/mach-omap2/powerdomain.c | 6 ++++--
>>>> 3 files changed, 18 insertions(+), 9 deletions(-)
>>>>
>>>> diff --git a/arch/arm/mach-omap2/clock.c b/arch/arm/mach-omap2/clock.c
>>>> index ea3f565..06747b6 100644
>>>> --- a/arch/arm/mach-omap2/clock.c
>>>> +++ b/arch/arm/mach-omap2/clock.c
>>>> @@ -285,7 +285,8 @@ void omap2_clk_disable(struct clk *clk)
>>>> pr_debug("clock: %s: disabling in hardware\n", clk->name);
>>>>
>>>> if (clk->ops && clk->ops->disable) {
>>>> - trace_clock_disable(clk->name, 0, smp_processor_id());
>>>> + trace_clock_disable(clk->name, 0, get_cpu());
>>>> + put_cpu();
>>>> clk->ops->disable(clk);
>>>> }
>>>>
>>>> @@ -339,7 +340,8 @@ int omap2_clk_enable(struct clk *clk)
>>>> }
>>>>
>>>> if (clk->ops && clk->ops->enable) {
>>>> - trace_clock_enable(clk->name, 1, smp_processor_id());
>>>> + trace_clock_enable(clk->name, 1, get_cpu());
>>>> + put_cpu();
>>>> ret = clk->ops->enable(clk);
>>>> if (ret) {
>>>> WARN(1, "clock: %s: could not enable: %d\n",
>>>> @@ -380,7 +382,8 @@ int omap2_clk_set_rate(struct clk *clk, unsigned long rate)
>>>>
>>>> /* dpll_ck, core_ck, virt_prcm_set; plus all clksel clocks */
>>>> if (clk->set_rate) {
>>>> - trace_clock_set_rate(clk->name, rate, smp_processor_id());
>>>> + trace_clock_set_rate(clk->name, rate, get_cpu());
>>>> + put_cpu();
>>>> ret = clk->set_rate(clk, rate);
>>>> }
>>>>
>>>> diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
>>>> index e4fc88c..81fec2e 100644
>>>> --- a/arch/arm/mach-omap2/pm34xx.c
>>>> +++ b/arch/arm/mach-omap2/pm34xx.c
>>>> @@ -357,18 +357,22 @@ void omap_sram_idle(void)
>>>>
>>>> static void omap3_pm_idle(void)
>>>> {
>>>> + unsigned cpu;
>>>> +
>>>> local_fiq_disable();
>>>>
>>>> if (omap_irq_pending())
>>>> goto out;
>>>>
>>>> - trace_power_start(POWER_CSTATE, 1, smp_processor_id());
>>>> - trace_cpu_idle(1, smp_processor_id());
>>>> + cpu = get_cpu();
>>>> + trace_power_start(POWER_CSTATE, 1, cpu);
>>>> + trace_cpu_idle(1, cpu);
>>>>
>>>> omap_sram_idle();
>>>>
>>>> - trace_power_end(smp_processor_id());
>>>> - trace_cpu_idle(PWR_EVENT_EXIT, smp_processor_id());
>>>> + trace_power_end(cpu);
>>>> + trace_cpu_idle(PWR_EVENT_EXIT, cpu);
>>>> + put_cpu();
>>>>
>>>> out:
>>>> local_fiq_enable();
>>>> diff --git a/arch/arm/mach-omap2/powerdomain.c b/arch/arm/mach-omap2/powerdomain.c
>>>> index 69b36e1..138bf86 100644
>>>> --- a/arch/arm/mach-omap2/powerdomain.c
>>>> +++ b/arch/arm/mach-omap2/powerdomain.c
>>>> @@ -169,7 +169,8 @@ static int _pwrdm_state_switch(struct powerdomain *pwrdm, int flag)
>>>> ((state & OMAP_POWERSTATE_MASK) << 8) |
>>>> ((prev & OMAP_POWERSTATE_MASK) << 0));
>>>> trace_power_domain_target(pwrdm->name, trace_state,
>>>> - smp_processor_id());
>>>> + get_cpu());
>>>> + put_cpu();
>>>> }
>>>> break;
>>>> default:
>>>> @@ -491,7 +492,8 @@ int pwrdm_set_next_pwrst(struct powerdomain *pwrdm, u8 pwrst)
>>>> if (arch_pwrdm && arch_pwrdm->pwrdm_set_next_pwrst) {
>>>> /* Trace the pwrdm desired target state */
>>>> trace_power_domain_target(pwrdm->name, pwrst,
>>>> - smp_processor_id());
>>>> + get_cpu());
>>>> + put_cpu();
>>>> /* Program the pwrdm desired target state */
>>>> ret = arch_pwrdm->pwrdm_set_next_pwrst(pwrdm, pwrst);
>>>> }
>>>> --
>>>> 1.7.4.1
>>>>
>
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