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authorAkira Yokosawa <akiyks@gmail.com>2021-05-13 20:49:41 +0300
committerPaul E. McKenney <paulmck@kernel.org>2021-05-18 20:58:15 +0300
commit117232c0b9126e254d84f38ccaf9e576ccfcd990 (patch)
treef4e215455298528e41d435a6e2d86bcc9f47699f /Documentation/dev-tools
parentb930226f3db870cfb683c2744aeb0d29deb4cddc (diff)
downloadlinux-117232c0b9126e254d84f38ccaf9e576ccfcd990.tar.xz
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@google.com> Signed-off-by: Akira Yokosawa <akiyks@gmail.com> Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Diffstat (limited to 'Documentation/dev-tools')
-rw-r--r--Documentation/dev-tools/kcsan.rst5
1 files changed, 3 insertions, 2 deletions
diff --git a/Documentation/dev-tools/kcsan.rst b/Documentation/dev-tools/kcsan.rst
index d1efd9cef6a2..6a600cf8430b 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: