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authorMarkus Metzger <markus.t.metzger@intel.com>2008-12-11 13:49:59 +0100
committerIngo Molnar <mingo@elte.hu>2008-12-12 08:08:12 +0100
commitc2724775ce57c98b8af9694857b941dc61056516 (patch)
treec3936699317da3233bc31e92d68cb582ec17d193 /arch/x86/include/asm/ptrace.h
parentb0884e25fe361f2ca228808fb5fd1b74cb04e711 (diff)
downloadop-kernel-dev-c2724775ce57c98b8af9694857b941dc61056516.zip
op-kernel-dev-c2724775ce57c98b8af9694857b941dc61056516.tar.gz
x86, bts: provide in-kernel branch-trace interface
Impact: cleanup Move the BTS bits from ptrace.c into ds.c. Signed-off-by: Markus Metzger <markus.t.metzger@intel.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/include/asm/ptrace.h')
-rw-r--r--arch/x86/include/asm/ptrace.h36
1 files changed, 0 insertions, 36 deletions
diff --git a/arch/x86/include/asm/ptrace.h b/arch/x86/include/asm/ptrace.h
index eefb059..fbf7442 100644
--- a/arch/x86/include/asm/ptrace.h
+++ b/arch/x86/include/asm/ptrace.h
@@ -6,7 +6,6 @@
#include <asm/processor-flags.h>
#ifdef __KERNEL__
-#include <asm/ds.h> /* the DS BTS struct is used for ptrace too */
#include <asm/segment.h>
#endif
@@ -128,34 +127,6 @@ struct pt_regs {
#endif /* !__i386__ */
-#ifdef CONFIG_X86_PTRACE_BTS
-/* a branch trace record entry
- *
- * In order to unify the interface between various processor versions,
- * we use the below data structure for all processors.
- */
-enum bts_qualifier {
- BTS_INVALID = 0,
- BTS_BRANCH,
- BTS_TASK_ARRIVES,
- BTS_TASK_DEPARTS
-};
-
-struct bts_struct {
- __u64 qualifier;
- union {
- /* BTS_BRANCH */
- struct {
- __u64 from_ip;
- __u64 to_ip;
- } lbr;
- /* BTS_TASK_ARRIVES or
- BTS_TASK_DEPARTS */
- __u64 jiffies;
- } variant;
-};
-#endif /* CONFIG_X86_PTRACE_BTS */
-
#ifdef __KERNEL__
#include <linux/init.h>
@@ -163,13 +134,6 @@ struct bts_struct {
struct cpuinfo_x86;
struct task_struct;
-#ifdef CONFIG_X86_PTRACE_BTS
-extern void __cpuinit ptrace_bts_init_intel(struct cpuinfo_x86 *);
-extern void ptrace_bts_take_timestamp(struct task_struct *, enum bts_qualifier);
-#else
-#define ptrace_bts_init_intel(config) do {} while (0)
-#endif /* CONFIG_X86_PTRACE_BTS */
-
extern unsigned long profile_pc(struct pt_regs *regs);
extern unsigned long
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