Here call jump_label_init() early in setup_arch() so that later kasan_init() can enable static key kasan_flag_enabled. Put jump_label_init() beofre parse_early_param() as other architectures do.
Signed-off-by: Baoquan He <[email protected]> Cc: [email protected] --- arch/arm/kernel/setup.c | 6 ++++++ arch/arm/mm/kasan_init.c | 2 ++ 2 files changed, 8 insertions(+) diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 0bfd66c7ada0..453a47a4c715 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -1135,6 +1135,12 @@ void __init setup_arch(char **cmdline_p) early_fixmap_init(); early_ioremap_init(); + /* + * Initialise the static keys early as they may be enabled by the + * kasan_init() or early parameters. + */ + jump_label_init(); + parse_early_param(); #ifdef CONFIG_MMU diff --git a/arch/arm/mm/kasan_init.c b/arch/arm/mm/kasan_init.c index c6625e808bf8..488916c7d29e 100644 --- a/arch/arm/mm/kasan_init.c +++ b/arch/arm/mm/kasan_init.c @@ -212,6 +212,8 @@ void __init kasan_init(void) phys_addr_t pa_start, pa_end; u64 i; + if (kasan_arg_disabled) + return; /* * We are going to perform proper setup of shadow memory. * -- 2.41.0
