objtool, kcsan: Add __tsan_read_write to uaccess whitelist

Adds the new __tsan_read_write compound instrumentation to objtool's
uaccess whitelist.

Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Signed-off-by: Marco Elver <elver@google.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>

diff --git a/tools/objtool/check.c b/tools/objtool/check.c
index 7546a9d..5eee156 100644 (file)
--- a/tools/objtool/check.c
+++ b/tools/objtool/check.c
@@ -528,6 +528,11 @@ static const char *uaccess_safe_builtin[] = {
        "__tsan_write4",
        "__tsan_write8",
        "__tsan_write16",
+       "__tsan_read_write1",
+       "__tsan_read_write2",
+       "__tsan_read_write4",
+       "__tsan_read_write8",
+       "__tsan_read_write16",
        "__tsan_atomic8_load",
        "__tsan_atomic16_load",
        "__tsan_atomic32_load",