У чт, 2023-07-20 у 17:30 +0100, Valentin Schneider пише:
objtool now warns about it:
vmlinux.o: warning: objtool: exc_page_fault+0x2a: Non __ro_after_init static key "kvm_async_pf_enabled" in .noinstr section
The key can only be enabled (and not disabled) in the __init function kvm_guest_init(), so mark it as __ro_after_init.
Signed-off-by: Valentin Schneider vschneid@redhat.com
arch/x86/kernel/kvm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c index 1cceac5984daa..319460090a836 100644 --- a/arch/x86/kernel/kvm.c +++ b/arch/x86/kernel/kvm.c @@ -44,7 +44,7 @@ #include <asm/svm.h> #include <asm/e820/api.h> -DEFINE_STATIC_KEY_FALSE(kvm_async_pf_enabled); +DEFINE_STATIC_KEY_FALSE_RO(kvm_async_pf_enabled); static int kvmapf = 1;
Reviewed-by: Maxim Levitsky mlevitsk@redhat.com
Best regards, Maxim Levitsky