UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

irqchip/gic-v3: Use IRQD_FORWARDED_TO_VCPU flag 

Get rid of the handler_data abuse.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Marc Zyngier <marc.zyngier@arm.com>
This commit is contained in:
Thomas Gleixner 2015-09-15 13:19:16 +02:00
parent 714665351c
commit 4df7f54d16
1 changed files with 6 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/irqchip/irq-gic-v3.c
View File

@ -70,11 +70,6 @@ static inline int gic_irq_in_rdist(struct irq_data *d)
return gic_irq(d) < 32;
}
static inline bool forwarded_irq(struct irq_data *d)
{
return d->handler_data != NULL;
}
static inline void __iomem *gic_dist_base(struct irq_data *d)
{
if (gic_irq_in_rdist(d)) /* SGI+PPI -> SGI_base for this CPU */
@ -249,7 +244,7 @@ static void gic_eoimode1_mask_irq(struct irq_data *d)
* disabled/masked will not get "stuck", because there is
* noone to deactivate it (guest is being terminated).
*/
if (forwarded_irq(d))
if (irqd_is_forwarded_to_vcpu(d))
gic_poke_irq(d, GICD_ICACTIVER);
}
@ -324,7 +319,7 @@ static void gic_eoimode1_eoi_irq(struct irq_data *d)
* No need to deactivate an LPI, or an interrupt that
* is is getting forwarded to a vcpu.
*/
if (gic_irq(d) >= 8192 || forwarded_irq(d))
if (gic_irq(d) >= 8192 || irqd_is_forwarded_to_vcpu(d))
return;
gic_write_dir(gic_irq(d));
}
@ -357,7 +352,10 @@ static int gic_set_type(struct irq_data *d, unsigned int type)
static int gic_irq_set_vcpu_affinity(struct irq_data *d, void *vcpu)
{
d->handler_data = vcpu;
if (vcpu)
irqd_set_forwarded_to_vcpu(d);
else
irqd_clr_forwarded_to_vcpu(d);
return 0;
}