Merge tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64...

[linux-2.6-microblaze.git] / Documentation / admin-guide / kernel-parameters.txt

diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 2102467..82c9321 100644 (file)
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -287,6 +287,17 @@
                        do not want to use tracing_snapshot_alloc() as it needs
                        to be done where GFP_KERNEL allocations are allowed.
 
+       allow_mismatched_32bit_el0 [ARM64]
+                       Allow execve() of 32-bit applications and setting of the
+                       PER_LINUX32 personality on systems where only a strict
+                       subset of the CPUs support 32-bit EL0. When this
+                       parameter is present, the set of CPUs supporting 32-bit
+                       EL0 is indicated by /sys/devices/system/cpu/aarch32_el0
+                       and hot-unplug operations may be restricted.
+
+                       See Documentation/arm64/asymmetric-32bit.rst for more
+                       information.
+
        amd_iommu=      [HW,X86-64]
                        Pass parameters to the AMD IOMMU driver in the system.
                        Possible values are:
@@ -380,6 +391,9 @@
        arm64.nopauth   [ARM64] Unconditionally disable Pointer Authentication
                        support
 
+       arm64.nomte     [ARM64] Unconditionally disable Memory Tagging Extension
+                       support
+
        ataflop=        [HW,M68k]
 
        atarimouse=     [HW,MOUSE] Atari Mouse