kasan.9: Update to note arm64 support

This commit is contained in:
Mark Johnston 2023-03-23 20:37:41 -04:00
parent dfcedc15a7
commit 40924005c2

View file

@ -27,7 +27,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd April 29, 2021
.Dd March 23, 2023
.Dt KASAN 9
.Os
.Sh NAME
@ -52,7 +52,7 @@ kernel configuration file:
.Nm
is a subsystem which leverages compiler instrumentation to detect invalid
memory accesses in the kernel.
Currently it is implemented only on the amd64 platform.
Currently it is implemented on the amd64 and arm64 platforms.
.Pp
When
.Nm
@ -168,7 +168,7 @@ When
.Nm
is configured, the kernel memory allocators are configured to use the kernel
map, but some uses of the direct map remain.
For example, on amd64, accesses to page table pages are not tracked.
For example, on amd64 and arm64, accesses to page table pages are not tracked.
.Pp
Some kernel memory allocators explicitly permit accesses after an object has
been freed.