[PATCH 2/8] objtool, kcsan: Add KCSAN runtime functions to whitelist

[Marco Elver]

This patch adds KCSAN runtime functions to the objtool whitelist.

Signed-off-by: Marco Elver <el...@google.com>
---
 tools/objtool/check.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/tools/objtool/check.c b/tools/objtool/check.c
index 044c9a3cb247..d1acc867b43c 100644
--- a/tools/objtool/check.c
+++ b/tools/objtool/check.c
@@ -466,6 +466,23 @@ static const char *uaccess_safe_builtin[] = {
        "__asan_report_store4_noabort",
        "__asan_report_store8_noabort",
        "__asan_report_store16_noabort",
+       /* KCSAN */
+       "__kcsan_check_watchpoint",
+       "__kcsan_setup_watchpoint",
+       /* KCSAN/TSAN out-of-line */
+       "__tsan_func_entry",
+       "__tsan_func_exit",
+       "__tsan_read_range",
+       "__tsan_read1",
+       "__tsan_read2",
+       "__tsan_read4",
+       "__tsan_read8",
+       "__tsan_read16",
+       "__tsan_write1",
+       "__tsan_write2",
+       "__tsan_write4",
+       "__tsan_write8",
+       "__tsan_write16",
        /* KCOV */
        "write_comp_data",
        "__sanitizer_cov_trace_pc",
-- 
2.23.0.700.g56cf767bdb-goog