1 files changed, 62 insertions, 0 deletions

diff --git a/include/asm-x86/ptrace-abi.h b/include/asm-x86/ptrace-abi.h
index 7524e1233833..81a8ee4c55fc 100644
--- a/include/asm-x86/ptrace-abi.h
+++ b/include/asm-x86/ptrace-abi.h
@@ -78,4 +78,66 @@
 # define PTRACE_SYSEMU_SINGLESTEP 32
 #endif
 
+#define PTRACE_SINGLEBLOCK      33      /* resume execution until next branch */
+
+#ifndef __ASSEMBLY__
+
+#include <asm/types.h>
+
+/* configuration/status structure used in PTRACE_BTS_CONFIG and
+   PTRACE_BTS_STATUS commands.
+*/
+struct ptrace_bts_config {
+        /* requested or actual size of BTS buffer in bytes */
+        u32 size;
+        /* bitmask of below flags */
+        u32 flags;
+        /* buffer overflow signal */
+        u32 signal;
+        /* actual size of bts_struct in bytes */
+        u32 bts_size;
+};
+#endif
+
+#define PTRACE_BTS_O_TRACE      0x1 /* branch trace */
+#define PTRACE_BTS_O_SCHED      0x2 /* scheduling events w/ jiffies */
+#define PTRACE_BTS_O_SIGNAL     0x4 /* send SIG<signal> on buffer overflow
+                                       instead of wrapping around */
+#define PTRACE_BTS_O_CUT_SIZE   0x8 /* cut requested size to max available
+                                       instead of failing */
+
+#define PTRACE_BTS_CONFIG       40
+/* Configure branch trace recording.
+   ADDR points to a struct ptrace_bts_config.
+   DATA gives the size of that buffer.
+   A new buffer is allocated, iff the size changes.
+   Returns the number of bytes read.
+*/
+#define PTRACE_BTS_STATUS       41
+/* Return the current configuration in a struct ptrace_bts_config
+   pointed to by ADDR; DATA gives the size of that buffer.
+   Returns the number of bytes written.
+*/
+#define PTRACE_BTS_SIZE         42
+/* Return the number of available BTS records.
+   DATA and ADDR are ignored.
+*/
+#define PTRACE_BTS_GET          43
+/* Get a single BTS record.
+   DATA defines the index into the BTS array, where 0 is the newest
+   entry, and higher indices refer to older entries.
+   ADDR is pointing to struct bts_struct (see asm/ds.h).
+*/
+#define PTRACE_BTS_CLEAR        44
+/* Clear the BTS buffer.
+   DATA and ADDR are ignored.
+*/
+#define PTRACE_BTS_DRAIN        45
+/* Read all available BTS records and clear the buffer.
+   ADDR points to an array of struct bts_struct.
+   DATA gives the size of that buffer.
+   BTS records are read from oldest to newest.
+   Returns number of BTS records drained.
+*/
+
 #endif