Merge branch 'perf/core' into perf/uprobes

Merge in latest upstream (and the latest perf development tree),
to prepare for tooling changes, and also to pick up v3.4 MM
changes that the uprobes code needs to take care of.

Signed-off-by: Ingo Molnar <mingo@kernel.org>

1 files changed, 14 insertions, 15 deletions

diff --git a/arch/powerpc/platforms/embedded6xx/hlwd-pic.c b/arch/powerpc/platforms/embedded6xx/hlwd-pic.c
index e4919170c6b..3006b5117ec 100644
--- a/arch/powerpc/platforms/embedded6xx/hlwd-pic.c
+++ b/arch/powerpc/platforms/embedded6xx/hlwd-pic.c
@@ -89,9 +89,9 @@ static struct irq_chip hlwd_pic = {
  *
  */
 
-static struct irq_host *hlwd_irq_host;
+static struct irq_domain *hlwd_irq_host;
 
-static int hlwd_pic_map(struct irq_host *h, unsigned int virq,
+static int hlwd_pic_map(struct irq_domain *h, unsigned int virq,
 			   irq_hw_number_t hwirq)
 {
 	irq_set_chip_data(virq, h->host_data);
@@ -100,11 +100,11 @@ static int hlwd_pic_map(struct irq_host *h, unsigned int virq,
 	return 0;
 }
 
-static struct irq_host_ops hlwd_irq_host_ops = {
+static const struct irq_domain_ops hlwd_irq_domain_ops = {
 	.map = hlwd_pic_map,
 };
 
-static unsigned int __hlwd_pic_get_irq(struct irq_host *h)
+static unsigned int __hlwd_pic_get_irq(struct irq_domain *h)
 {
 	void __iomem *io_base = h->host_data;
 	int irq;
@@ -123,14 +123,14 @@ static void hlwd_pic_irq_cascade(unsigned int cascade_virq,
 				      struct irq_desc *desc)
 {
 	struct irq_chip *chip = irq_desc_get_chip(desc);
-	struct irq_host *irq_host = irq_get_handler_data(cascade_virq);
+	struct irq_domain *irq_domain = irq_get_handler_data(cascade_virq);
 	unsigned int virq;
 
 	raw_spin_lock(&desc->lock);
 	chip->irq_mask(&desc->irq_data); /* IRQ_LEVEL */
 	raw_spin_unlock(&desc->lock);
 
-	virq = __hlwd_pic_get_irq(irq_host);
+	virq = __hlwd_pic_get_irq(irq_domain);
 	if (virq != NO_IRQ)
 		generic_handle_irq(virq);
 	else
@@ -155,9 +155,9 @@ static void __hlwd_quiesce(void __iomem *io_base)
 	out_be32(io_base + HW_BROADWAY_ICR, 0xffffffff);
 }
 
-struct irq_host *hlwd_pic_init(struct device_node *np)
+struct irq_domain *hlwd_pic_init(struct device_node *np)
 {
-	struct irq_host *irq_host;
+	struct irq_domain *irq_domain;
 	struct resource res;
 	void __iomem *io_base;
 	int retval;
@@ -177,15 +177,14 @@ struct irq_host *hlwd_pic_init(struct device_node *np)
 
 	__hlwd_quiesce(io_base);
 
-	irq_host = irq_alloc_host(np, IRQ_HOST_MAP_LINEAR, HLWD_NR_IRQS,
-				  &hlwd_irq_host_ops, -1);
-	if (!irq_host) {
-		pr_err("failed to allocate irq_host\n");
+	irq_domain = irq_domain_add_linear(np, HLWD_NR_IRQS,
+					   &hlwd_irq_domain_ops, io_base);
+	if (!irq_domain) {
+		pr_err("failed to allocate irq_domain\n");
 		return NULL;
 	}
-	irq_host->host_data = io_base;
 
-	return irq_host;
+	return irq_domain;
 }
 
 unsigned int hlwd_pic_get_irq(void)
@@ -200,7 +199,7 @@ unsigned int hlwd_pic_get_irq(void)
 
 void hlwd_pic_probe(void)
 {
-	struct irq_host *host;
+	struct irq_domain *host;
 	struct device_node *np;
 	const u32 *interrupts;
 	int cascade_virq;