Everything is in place, enable tag storage management. Signed-off-by: Alexandru Elisei <alexandru.elisei@xxxxxxx> --- arch/arm64/kernel/mte_tag_storage.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm64/kernel/mte_tag_storage.c b/arch/arm64/kernel/mte_tag_storage.c index 1ccbcc144979..18264bc8f590 100644 --- a/arch/arm64/kernel/mte_tag_storage.c +++ b/arch/arm64/kernel/mte_tag_storage.c @@ -399,6 +399,12 @@ static int __init mte_tag_storage_activate_regions(void) } ret = reserve_metadata_storage(ZERO_PAGE(0), 0, GFP_HIGHUSER_MOVABLE); + if (ret) { + pr_info("MTE tag storage disabled"); + } else { + static_branch_enable(&metadata_storage_enabled_key); + pr_info("MTE tag storage enabled\n"); + } return ret; } -- 2.41.0