Merge git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile

Pull arch/tile updates from Chris Metcalf:
 "These fix a few stray build issues seen in linux-next, and also add
  the minimal required support for perf to tilegx"

* git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile:
  arch/tile: remove unused variable 'devcap'
  tile: Fix vDSO compilation issue with allyesconfig
  perf tools: Allow building for tile
  tile/perf: Support perf_events on tilegx and tilepro
  tile: Enable NMIs on return from handle_nmi() without errors
  tile: Add support for handling PMC hardware
  tile: don't use __get_cpu_var() with structure-typed arguments
  tile: avoid overflow in ns2cycles

1 files changed, 18 insertions, 0 deletions

diff --git a/arch/tile/kernel/irq.c b/arch/tile/kernel/irq.c
index 0586fdb9352d..906a76bdb31d 100644
--- a/arch/tile/kernel/irq.c
+++ b/arch/tile/kernel/irq.c
@@ -21,6 +21,7 @@
 #include <hv/drv_pcie_rc_intf.h>
 #include <arch/spr_def.h>
 #include <asm/traps.h>
+#include <linux/perf_event.h>
 
 /* Bit-flag stored in irq_desc->chip_data to indicate HW-cleared irqs. */
 #define IS_HW_CLEARED 1
@@ -261,6 +262,23 @@ void ack_bad_irq(unsigned int irq)
 }
 
 /*
+ * /proc/interrupts printing:
+ */
+int arch_show_interrupts(struct seq_file *p, int prec)
+{
+#ifdef CONFIG_PERF_EVENTS
+	int i;
+
+	seq_printf(p, "%*s: ", prec, "PMI");
+
+	for_each_online_cpu(i)
+		seq_printf(p, "%10llu ", per_cpu(perf_irqs, i));
+	seq_puts(p, "  perf_events\n");
+#endif
+	return 0;
+}
+
+/*
  * Generic, controller-independent functions:
  */