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authorThomas Gleixner <tglx@linutronix.de>2020-06-11 20:02:46 +0200
committerThomas Gleixner <tglx@linutronix.de>2020-06-11 20:02:46 +0200
commit37d1a04b13a6d2fec91a6813fc034947a27db034 (patch)
treec6a8d7d0df96a6eb1ddb53a12885761cb72e0e92 /tools/objtool
parent37f8173dd84936ea78000ed1cad24f8b18d48ebb (diff)
parent97a9474aeb789183a1d0712e66a4283860279ac9 (diff)
downloadlinux-37d1a04b13a6d2fec91a6813fc034947a27db034.tar.gz
Rebase locking/kcsan to locking/urgent
Merge the state of the locking kcsan branch before the read/write_once()
and the atomics modifications got merged.

Squash the fallout of the rebase on top of the read/write once and atomic
fallback work into the merge. The history of the original branch is
preserved in tag locking-kcsan-2020-06-02.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'tools/objtool')
-rw-r--r--tools/objtool/check.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/tools/objtool/check.c b/tools/objtool/check.c
index 63d65a702900..5fbb90a80d23 100644
--- a/tools/objtool/check.c
+++ b/tools/objtool/check.c
@@ -505,6 +505,28 @@ static const char *uaccess_safe_builtin[] = {
 	"__asan_report_store4_noabort",
 	"__asan_report_store8_noabort",
 	"__asan_report_store16_noabort",
+	/* KCSAN */
+	"__kcsan_check_access",
+	"kcsan_found_watchpoint",
+	"kcsan_setup_watchpoint",
+	"kcsan_check_scoped_accesses",
+	"kcsan_disable_current",
+	"kcsan_enable_current_nowarn",
+	/* KCSAN/TSAN */
+	"__tsan_func_entry",
+	"__tsan_func_exit",
+	"__tsan_read_range",
+	"__tsan_write_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",
 	"check_kcov_mode",