diff options
Diffstat (limited to 'arch/arm64/kvm/arm.c')
| -rw-r--r-- | arch/arm64/kvm/arm.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c index 0ca72f5cda41..5d1fc9c4bca5 100644 --- a/arch/arm64/kvm/arm.c +++ b/arch/arm64/kvm/arm.c @@ -15,6 +15,7 @@ #include <linux/fs.h> #include <linux/mman.h> #include <linux/sched.h> +#include <linux/kmemleak.h> #include <linux/kvm.h> #include <linux/kvm_irqfd.h> #include <linux/irqbypass.h> @@ -1986,6 +1987,12 @@ static int finalize_hyp_mode(void) if (ret) return ret; + /* + * Exclude HYP BSS from kmemleak so that it doesn't get peeked + * at, which would end badly once the section is inaccessible. + * None of other sections should ever be introspected. + */ + kmemleak_free_part(__hyp_bss_start, __hyp_bss_end - __hyp_bss_start); ret = pkvm_mark_hyp_section(__hyp_bss); if (ret) return ret; |