Nakajima, Jun wrote:
> To me such atomicity is provided by the "sti" instruction (i.e. the
> processor begins responding to external, maskable interrupts _after_ the
> next instruction is executed), and there is nothing special with that
> combination "sti; hlt" (you can also have like "sti; ret",
Jeremy Fitzhardinge wrote:
> Nakajima, Jun wrote:
> > Yes. For the native, "safe_halt" is "sti; hlt". The "native_halt" is
> > just "hlt". So the para_virt part of "hlt" could be moved to
pv_cpu_ops,
> > and the "sti" part stays in pv_irq_ops.
> >
>
> By "sti part", you mean the full "sti; hlt" s
Nakajima, Jun wrote:
> Yes. For the native, "safe_halt" is "sti; hlt". The "native_halt" is
> just "hlt". So the para_virt part of "hlt" could be moved to pv_cpu_ops,
> and the "sti" part stays in pv_irq_ops.
>
By "sti part", you mean the full "sti; hlt" sequence of safe_halt,
right? Since it
Jeremy Fitzhardinge wrote:
> Nakajima, Jun wrote:
> > Jeremy Fitzhardinge wrote:
> >
> >
> > > + .pv_irq_ops = {
> > > + .init_IRQ = native_init_IRQ,
> > > + .save_fl = native_save_fl,
> > > + .restore_fl = native_restore_fl,
> > > + .irq_disable = native_irq_d
Nakajima, Jun wrote:
> Jeremy Fitzhardinge wrote:
>
>> This patch refactors the paravirt_ops structure into groups of
>> functionally related ops:
>>
>> pv_info - random info, rather than function entrypoints
>> pv_init_ops - functions used at boot time (some for module_init too)
>> pv_misc_ops
Jeremy Fitzhardinge wrote:
> This patch refactors the paravirt_ops structure into groups of
> functionally related ops:
>
> pv_info - random info, rather than function entrypoints
> pv_init_ops - functions used at boot time (some for module_init too)
> pv_misc_ops - lazy mode, which didn't fit wel
On Fri, 2007-09-28 at 11:49 -0700, Jeremy Fitzhardinge wrote:
> > We shouldn't need to export pv_init_ops.
>
> No. The only ones I export are:
>
> EXPORT_SYMBOL_GPL(pv_time_ops);
> EXPORT_SYMBOL_GPL(pv_cpu_ops);
> EXPORT_SYMBOL_GPL(pv_mmu_ops);
> EXPORT_SYMBOL_GPL(pv_apic_ops);
> EXPORT_SYMBOL
Zachary Amsden wrote:
> On Fri, 2007-09-28 at 11:10 -0700, Jeremy Fitzhardinge wrote:
>
>> This patch refactors the paravirt_ops structure into groups of
>> functionally related ops:
>>
>> pv_info - random info, rather than function entrypoints
>> pv_init_ops - functions used at boot time (some
On Fri, 2007-09-28 at 11:10 -0700, Jeremy Fitzhardinge wrote:
> This patch refactors the paravirt_ops structure into groups of
> functionally related ops:
>
> pv_info - random info, rather than function entrypoints
> pv_init_ops - functions used at boot time (some for module_init too)
> pv_misc_op
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