powerpc, hw_breakpoint: Tell generic code we have no instruction breakpoints

[mv-sheeva.git] / arch / powerpc / kernel / hw_breakpoint.c

diff --git a/arch/powerpc/kernel/hw_breakpoint.c b/arch/powerpc/kernel/hw_breakpoint.c
index 5a1d55d06a082895a8f8b8a3cb57e0e814649ff9..5ecd0401cdb18e866029cd87932350378ac9d2aa 100644 (file)
--- a/arch/powerpc/kernel/hw_breakpoint.c
+++ b/arch/powerpc/kernel/hw_breakpoint.c
@@ -43,6 +43,16 @@
  */
 static DEFINE_PER_CPU(struct perf_event *, bp_per_reg);
 
+/*
+ * Returns total number of data or instruction breakpoints available.
+ */
+int hw_breakpoint_slots(int type)
+{
+       if (type == TYPE_DATA)
+               return HBP_NUM;
+       return 0;               /* no instruction breakpoints available */
+}
+
 /*
  * Install a perf counter breakpoint.
  *