git: e022d8e4edbf - stable/14 - kmsan.9: Mention the loader tunable 'debug.kmsan.disable'
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Date: Sat, 21 Oct 2023 14:42:56 UTC
The branch stable/14 has been updated by zlei:
URL: https://cgit.FreeBSD.org/src/commit/?id=e022d8e4edbf17f1c12bfd55af98541962354f34
commit e022d8e4edbf17f1c12bfd55af98541962354f34
Author: Zhenlei Huang <zlei@FreeBSD.org>
AuthorDate: 2023-10-13 14:42:34 +0000
Commit: Zhenlei Huang <zlei@FreeBSD.org>
CommitDate: 2023-10-21 14:41:09 +0000
kmsan.9: Mention the loader tunable 'debug.kmsan.disable'
Reviewed by: gbe (manpages), markj
MFC after: 1 week
Differential Revision: https://reviews.freebsd.org/D42166
(cherry picked from commit 7ca90db2f3ee15d9d0343d76f06a90efb8426d92)
---
share/man/man9/kmsan.9 | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/share/man/man9/kmsan.9 b/share/man/man9/kmsan.9
index ae9dbdc7a052..714442e4d9fe 100644
--- a/share/man/man9/kmsan.9
+++ b/share/man/man9/kmsan.9
@@ -25,7 +25,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
-.Dd August 10, 2021
+.Dd October 13, 2023
.Dt KMSAN 9
.Os
.Sh NAME
@@ -108,6 +108,10 @@ should be used only for kernel testing and development.
It is not recommended to enable
.Nm
in systems with less than 8GB of physical RAM.
+.Pp
+The sanitizer in a KMSAN-configured kernel can be disabled by setting the loader
+tunable
+.Sy debug.kmsan.disable=1 .
.Sh FUNCTIONS
The
.Fn kmsan_mark