Merge commit 'v2.6.36' into kbuild/misc

Update to be able to fix a recent change to scripts/basic/docproc.c
(commit eda603f).

1 files changed, 29 insertions, 8 deletions

diff --git a/include/linux/hw_breakpoint.h b/include/linux/hw_breakpoint.h
index 41235c93e4e9..a2d6ea49ec56 100644
--- 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;
@@ -44,7 +63,7 @@ static inline int hw_breakpoint_type(struct perf_event *bp)
         return bp->attr.bp_type;
 }
 
-static inline int hw_breakpoint_len(struct perf_event *bp)
+static inline unsigned long hw_breakpoint_len(struct perf_event *bp)
 {
         return bp->attr.bp_len;
 }
@@ -66,15 +85,17 @@ register_wide_hw_breakpoint_cpu(struct perf_event_attr *attr,
                                 perf_overflow_handler_t triggered,
                                 int cpu);
 
-extern struct perf_event **
+extern struct perf_event * __percpu *
 register_wide_hw_breakpoint(struct perf_event_attr *attr,
                             perf_overflow_handler_t triggered);
 
 extern int register_perf_hw_breakpoint(struct perf_event *bp);
 extern int __register_perf_hw_breakpoint(struct perf_event *bp);
 extern void unregister_hw_breakpoint(struct perf_event *bp);
-extern void unregister_wide_hw_breakpoint(struct perf_event **cpu_events);
+extern void unregister_wide_hw_breakpoint(struct perf_event * __percpu *cpu_events);
 
+extern int dbg_reserve_bp_slot(struct perf_event *bp);
+extern int dbg_release_bp_slot(struct perf_event *bp);
 extern int reserve_bp_slot(struct perf_event *bp);
 extern void release_bp_slot(struct perf_event *bp);
 
@@ -98,7 +119,7 @@ static inline struct perf_event *
 register_wide_hw_breakpoint_cpu(struct perf_event_attr *attr,
                                 perf_overflow_handler_t  triggered,
                                 int cpu)                { return NULL; }
-static inline struct perf_event **
+static inline struct perf_event * __percpu *
 register_wide_hw_breakpoint(struct perf_event_attr *attr,
                             perf_overflow_handler_t triggered)  { return NULL; }
 static inline int
@@ -107,7 +128,7 @@ static inline int
 __register_perf_hw_breakpoint(struct perf_event *bp)    { return -ENOSYS; }
 static inline void unregister_hw_breakpoint(struct perf_event *bp)      { }
 static inline void
-unregister_wide_hw_breakpoint(struct perf_event **cpu_events)           { }
+unregister_wide_hw_breakpoint(struct perf_event * __percpu *cpu_events) { }
 static inline int
 reserve_bp_slot(struct perf_event *bp)                  {return -ENOSYS; }
 static inline void release_bp_slot(struct perf_event *bp)               { }