Messages in this thread | | | Date | Mon, 8 Jan 2018 10:28:49 +0100 | From | Andrew Jones <> | Subject | Re: [PATCH] arm64: Implement branch predictor hardening for Falkor |
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Hi Shanker,
On Fri, Jan 05, 2018 at 02:28:59PM -0600, Shanker Donthineni wrote: ... > diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c > index cb0fb37..daf53a5 100644 > --- a/arch/arm64/kernel/cpu_errata.c > +++ b/arch/arm64/kernel/cpu_errata.c > @@ -54,6 +54,8 @@ static int cpu_enable_trap_ctr_access(void *__unused) > > #ifdef CONFIG_KVM > extern char __psci_hyp_bp_inval_start[], __psci_hyp_bp_inval_end[]; > +extern char __qcom_hyp_sanitize_link_stack_start[]; > +extern char __qcom_hyp_sanitize_link_stack_end[]; > > static void __copy_hyp_vect_bpi(int slot, const char *hyp_vecs_start, > const char *hyp_vecs_end) > @@ -96,8 +98,10 @@ static void __install_bp_hardening_cb(bp_hardening_cb_t fn, > spin_unlock(&bp_lock); > } > #else > -#define __psci_hyp_bp_inval_start NULL > -#define __psci_hyp_bp_inval_end NULL > +#define __psci_hyp_bp_inval_start NULL > +#define __psci_hyp_bp_inval_end NULL > +#define __qcom_hyp_sanitize_link_stack_start NULL > +#define __qcom_hyp_sanitize_link_stack_start NULL ^^ copy+paste error here
Thanks, drew
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