Merge branch 'x86-mm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

[pandora-kernel.git] / include / linux / hw_breakpoint.h

diff --git a/include/linux/hw_breakpoint.h b/include/linux/hw_breakpoint.h
index c70d27a..a2d6ea4 100644 (file)
--- a/include/linux/hw_breakpoint.h
+++ b/include/linux/hw_breakpoint.h
@@ -9,9 +9,22 @@ enum {
 };
 
 enum {
-       HW_BREAKPOINT_R = 1,
-       HW_BREAKPOINT_W = 2,
-       HW_BREAKPOINT_X = 4,
+       HW_BREAKPOINT_EMPTY     = 0,
+       HW_BREAKPOINT_R         = 1,
+       HW_BREAKPOINT_W         = 2,
+       HW_BREAKPOINT_RW        = HW_BREAKPOINT_R | HW_BREAKPOINT_W,
+       HW_BREAKPOINT_X         = 4,
+       HW_BREAKPOINT_INVALID   = HW_BREAKPOINT_RW | HW_BREAKPOINT_X,
+};
+
+enum bp_type_idx {
+       TYPE_INST       = 0,
+#ifdef CONFIG_HAVE_MIXED_BREAKPOINTS_REGS
+       TYPE_DATA       = 0,
+#else
+       TYPE_DATA       = 1,
+#endif
+       TYPE_MAX
 };
 
 #ifdef __KERNEL__
@@ -34,6 +47,12 @@ static inline void hw_breakpoint_init(struct perf_event_attr *attr)
        attr->sample_period = 1;
 }
 
+static inline void ptrace_breakpoint_init(struct perf_event_attr *attr)
+{
+       hw_breakpoint_init(attr);
+       attr->exclude_kernel = 1;
+}
+
 static inline unsigned long hw_breakpoint_addr(struct perf_event *bp)
 {
        return bp->attr.bp_addr;