kcsan: Add ability to pass instruction pointer of access to reporting

Add the ability to pass an explicitly set instruction pointer of access
from check_access() all the way through to reporting.

In preparation of using it in reporting.

Signed-off-by: Marco Elver <elver@google.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>

1 files changed, 4 insertions, 4 deletions

diff --git a/kernel/kcsan/kcsan.h b/kernel/kcsan/kcsan.h
index f36e25c497ed..ae33c2a7f07e 100644
--- a/kernel/kcsan/kcsan.h
+++ b/kernel/kcsan/kcsan.h
@@ -121,7 +121,7 @@ enum kcsan_value_change {
  * to be consumed by the reporting thread. No report is printed yet.
  */
 void kcsan_report_set_info(const volatile void *ptr, size_t size, int access_type,
-			   int watchpoint_idx);
+			   unsigned long ip, int watchpoint_idx);
 
 /*
  * The calling thread observed that the watchpoint it set up was hit and
@@ -129,14 +129,14 @@ void kcsan_report_set_info(const volatile void *ptr, size_t size, int access_typ
  * thread.
  */
 void kcsan_report_known_origin(const volatile void *ptr, size_t size, int access_type,
-			       enum kcsan_value_change value_change, int watchpoint_idx,
-			       u64 old, u64 new, u64 mask);
+			       unsigned long ip, enum kcsan_value_change value_change,
+			       int watchpoint_idx, u64 old, u64 new, u64 mask);
 
 /*
  * No other thread was observed to race with the access, but the data value
  * before and after the stall differs. Reports a race of "unknown origin".
  */
 void kcsan_report_unknown_origin(const volatile void *ptr, size_t size, int access_type,
-				 u64 old, u64 new, u64 mask);
+				 unsigned long ip, u64 old, u64 new, u64 mask);
 
 #endif /* _KERNEL_KCSAN_KCSAN_H */