Message ID | 1399442518-26303-4-git-send-email-aik@ozlabs.ru |
---|---|
State | New |
Headers | show |
On 05/07/2014 08:01 AM, Alexey Kardashevskiy wrote: > Since islsi[] array has been merged into the ICSState struct, > we must not reset flags as they tell if the interrupt is in use. > > Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru> > --- > hw/intc/xics.c | 4 +++- > hw/intc/xics_kvm.c | 4 +++- > 2 files changed, 6 insertions(+), 2 deletions(-) > > diff --git a/hw/intc/xics.c b/hw/intc/xics.c > index 9314654..7a64b2e 100644 > --- a/hw/intc/xics.c > +++ b/hw/intc/xics.c > @@ -522,10 +522,12 @@ static void ics_reset(DeviceState *dev) > ICSState *ics = ICS(dev); > int i; > > - memset(ics->irqs, 0, sizeof(ICSIRQState) * ics->nr_irqs); > for (i = 0; i < ics->nr_irqs; i++) { > + ics->irqs[i].server = 0; > ics->irqs[i].priority = 0xff; > ics->irqs[i].saved_priority = 0xff; > + ics->irqs[i].status = 0; > + /* Do not reset @flags as IRQ might be allocated */ I think the code would be more obvious if you save the flags before you do the memset() - that would then have to move into the loop - and restore them afterwards. Alex > } > } > > diff --git a/hw/intc/xics_kvm.c b/hw/intc/xics_kvm.c > index 456fc2c..a322593 100644 > --- a/hw/intc/xics_kvm.c > +++ b/hw/intc/xics_kvm.c > @@ -272,10 +272,12 @@ static void ics_kvm_reset(DeviceState *dev) > ICSState *ics = ICS(dev); > int i; > > - memset(ics->irqs, 0, sizeof(ICSIRQState) * ics->nr_irqs); > for (i = 0; i < ics->nr_irqs; i++) { > + ics->irqs[i].server = 0; > ics->irqs[i].priority = 0xff; > ics->irqs[i].saved_priority = 0xff; > + ics->irqs[i].status = 0; > + /* Do not reset @flags as IRQ might be allocated */ > } > > ics_set_kvm_state(ics, 1);
diff --git a/hw/intc/xics.c b/hw/intc/xics.c index 9314654..7a64b2e 100644 --- a/hw/intc/xics.c +++ b/hw/intc/xics.c @@ -522,10 +522,12 @@ static void ics_reset(DeviceState *dev) ICSState *ics = ICS(dev); int i; - memset(ics->irqs, 0, sizeof(ICSIRQState) * ics->nr_irqs); for (i = 0; i < ics->nr_irqs; i++) { + ics->irqs[i].server = 0; ics->irqs[i].priority = 0xff; ics->irqs[i].saved_priority = 0xff; + ics->irqs[i].status = 0; + /* Do not reset @flags as IRQ might be allocated */ } } diff --git a/hw/intc/xics_kvm.c b/hw/intc/xics_kvm.c index 456fc2c..a322593 100644 --- a/hw/intc/xics_kvm.c +++ b/hw/intc/xics_kvm.c @@ -272,10 +272,12 @@ static void ics_kvm_reset(DeviceState *dev) ICSState *ics = ICS(dev); int i; - memset(ics->irqs, 0, sizeof(ICSIRQState) * ics->nr_irqs); for (i = 0; i < ics->nr_irqs; i++) { + ics->irqs[i].server = 0; ics->irqs[i].priority = 0xff; ics->irqs[i].saved_priority = 0xff; + ics->irqs[i].status = 0; + /* Do not reset @flags as IRQ might be allocated */ } ics_set_kvm_state(ics, 1);
Since islsi[] array has been merged into the ICSState struct, we must not reset flags as they tell if the interrupt is in use. Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru> --- hw/intc/xics.c | 4 +++- hw/intc/xics_kvm.c | 4 +++- 2 files changed, 6 insertions(+), 2 deletions(-)