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authorBenjamin Herrenschmidt <[email protected]>2010-07-09 11:25:48 +1000
committerBenjamin Herrenschmidt <[email protected]>2010-07-09 11:25:48 +1000
commit5f07aa7524e98d6f68f2bec54f155ef6012e2c9a (patch)
tree393b2db3213e6618ad1338f9b66019b0c05c6f75 /arch/powerpc/include/asm/processor.h
parente467e104bb7482170b79f516d2025e7cfcaaa733 (diff)
parentd09ec7387184eba9e3030496f0451204090ff610 (diff)
Merge commit 'paulus-perf/master' into next
Diffstat (limited to 'arch/powerpc/include/asm/processor.h')
-rw-r--r--arch/powerpc/include/asm/processor.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h
index 7492fe8ad6e4..19c05b0f74be 100644
--- a/arch/powerpc/include/asm/processor.h
+++ b/arch/powerpc/include/asm/processor.h
@@ -209,6 +209,14 @@ struct thread_struct {
#ifdef CONFIG_PPC64
unsigned long start_tb; /* Start purr when proc switched in */
unsigned long accum_tb; /* Total accumilated purr for process */
+#ifdef CONFIG_HAVE_HW_BREAKPOINT
+ struct perf_event *ptrace_bps[HBP_NUM];
+ /*
+ * Helps identify source of single-step exception and subsequent
+ * hw-breakpoint enablement
+ */
+ struct perf_event *last_hit_ubp;
+#endif /* CONFIG_HAVE_HW_BREAKPOINT */
#endif
unsigned long dabr; /* Data address breakpoint register */
#ifdef CONFIG_ALTIVEC