* [tip: locking/kcsan] objtool, kcsan: Add kcsan_disable_current() and kcsan_enable_current_nowarn()
@ 2020-05-08 13:46 tip-bot2 for Marco Elver
0 siblings, 0 replies; only message in thread
From: tip-bot2 for Marco Elver @ 2020-05-08 13:46 UTC (permalink / raw)
To: linux-tip-commits; +Cc: Marco Elver, Paul E. McKenney, x86, LKML
The following commit has been merged into the locking/kcsan branch of tip:
Commit-ID: 50a19ad4b1ec531eb550183cb5d4ab9f25a56bf8
Gitweb: https://git.kernel.org/tip/50a19ad4b1ec531eb550183cb5d4ab9f25a56bf8
Author: Marco Elver <elver@google.com>
AuthorDate: Fri, 24 Apr 2020 17:47:30 +02:00
Committer: Paul E. McKenney <paulmck@kernel.org>
CommitterDate: Wed, 06 May 2020 13:47:06 -07:00
objtool, kcsan: Add kcsan_disable_current() and kcsan_enable_current_nowarn()
Both are safe to be called from uaccess contexts.
Signed-off-by: Marco Elver <elver@google.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
---
tools/objtool/check.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/tools/objtool/check.c b/tools/objtool/check.c
index b6a573d..9122c20 100644
--- a/tools/objtool/check.c
+++ b/tools/objtool/check.c
@@ -472,6 +472,8 @@ static const char *uaccess_safe_builtin[] = {
"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",
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2020-05-08 13:46 [tip: locking/kcsan] objtool, kcsan: Add kcsan_disable_current() and kcsan_enable_current_nowarn() tip-bot2 for Marco Elver
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