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-rw-r--r--arch/arm64/kernel/acpi_numa.c2
-rw-r--r--arch/arm64/kernel/setup.c3
-rw-r--r--arch/arm64/kernel/smp.c2
-rw-r--r--arch/arm64/kernel/stacktrace.c4
4 files changed, 6 insertions, 5 deletions
diff --git a/arch/arm64/kernel/acpi_numa.c b/arch/arm64/kernel/acpi_numa.c
index 0c036a9a3c33..2465f291c7e1 100644
--- a/arch/arm64/kernel/acpi_numa.c
+++ b/arch/arm64/kernel/acpi_numa.c
@@ -27,7 +27,7 @@
#include <asm/numa.h>
-static int acpi_early_node_map[NR_CPUS] __initdata = { NUMA_NO_NODE };
+static int acpi_early_node_map[NR_CPUS] __initdata = { [0 ... NR_CPUS - 1] = NUMA_NO_NODE };
int __init acpi_numa_get_nid(unsigned int cpu)
{
diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c
index a096e2451044..b22d28ec8028 100644
--- a/arch/arm64/kernel/setup.c
+++ b/arch/arm64/kernel/setup.c
@@ -355,9 +355,6 @@ void __init __no_sanitize_address setup_arch(char **cmdline_p)
smp_init_cpus();
smp_build_mpidr_hash();
- /* Init percpu seeds for random tags after cpus are set up. */
- kasan_init_sw_tags();
-
#ifdef CONFIG_ARM64_SW_TTBR0_PAN
/*
* Make sure init_thread_info.ttbr0 always generates translation
diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c
index 33ebcac231da..3b3f6b56e733 100644
--- a/arch/arm64/kernel/smp.c
+++ b/arch/arm64/kernel/smp.c
@@ -469,6 +469,8 @@ void __init smp_prepare_boot_cpu(void)
init_gic_priority_masking();
kasan_init_hw_tags();
+ /* Init percpu seeds for random tags after cpus are set up. */
+ kasan_init_sw_tags();
}
/*
diff --git a/arch/arm64/kernel/stacktrace.c b/arch/arm64/kernel/stacktrace.c
index 6b3258860377..2729faaee4b4 100644
--- a/arch/arm64/kernel/stacktrace.c
+++ b/arch/arm64/kernel/stacktrace.c
@@ -25,6 +25,7 @@
*
* @common: Common unwind state.
* @task: The task being unwound.
+ * @graph_idx: Used by ftrace_graph_ret_addr() for optimized stack unwinding.
* @kr_cur: When KRETPROBES is selected, holds the kretprobe instance
* associated with the most recently encountered replacement lr
* value.
@@ -32,6 +33,7 @@
struct kunwind_state {
struct unwind_state common;
struct task_struct *task;
+ int graph_idx;
#ifdef CONFIG_KRETPROBES
struct llist_node *kr_cur;
#endif
@@ -106,7 +108,7 @@ kunwind_recover_return_address(struct kunwind_state *state)
if (state->task->ret_stack &&
(state->common.pc == (unsigned long)return_to_handler)) {
unsigned long orig_pc;
- orig_pc = ftrace_graph_ret_addr(state->task, NULL,
+ orig_pc = ftrace_graph_ret_addr(state->task, &state->graph_idx,
state->common.pc,
(void *)state->common.fp);
if (WARN_ON_ONCE(state->common.pc == orig_pc))