The following commit has been merged into the locking/urgent branch of tip:
Commit-ID: 117232c0b9126e254d84f38ccaf9e576ccfcd990
Gitweb: https://git.kernel.org/tip/117232c0b9126e254d84f38ccaf9e576ccfcd990
Author: Akira Yokosawa <akiyks@xxxxxxxxx>
AuthorDate: Thu, 13 May 2021 10:49:41 -07:00
Committer: Paul E. McKenney <paulmck@xxxxxxxxxx>
CommitterDate: Tue, 18 May 2021 10:58:15 -07:00
kcsan: Use URL link for pointing access-marking.txt
For consistency within kcsan.rst, use a URL link as the same as in
section "Data Races".
Acked-by: Marco Elver <elver@xxxxxxxxxx>
Signed-off-by: Akira Yokosawa <akiyks@xxxxxxxxx>
Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxx>
---
Documentation/dev-tools/kcsan.rst | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/Documentation/dev-tools/kcsan.rst b/Documentation/dev-tools/kcsan.rst
index d1efd9c..6a600cf 100644
--- a/Documentation/dev-tools/kcsan.rst
+++ b/Documentation/dev-tools/kcsan.rst
@@ -89,8 +89,7 @@ the below options are available:
* KCSAN understands the ``data_race(expr)`` annotation, which tells KCSAN that
any data races due to accesses in ``expr`` should be ignored and resulting
behaviour when encountering a data race is deemed safe. Please see
- ``tools/memory-model/Documentation/access-marking.txt`` in the kernel source
- tree for more information.
+ `"Marking Shared-Memory Accesses" in the LKMM`_ for more information.
* Disabling data race detection for entire functions can be accomplished by
using the function attribute ``__no_kcsan``::
@@ -112,6 +111,8 @@ the below options are available:
KCSAN_SANITIZE := n
+.. _"Marking Shared-Memory Accesses" in the LKMM: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/tools/memory-model/Documentation/access-marking.txt
+
Furthermore, it is possible to tell KCSAN to show or hide entire classes of
data races, depending on preferences. These can be changed via the following
Kconfig options:
|