Message ID | 1440415228-8006-2-git-send-email-haokexin@gmail.com (mailing list archive) |
---|---|
State | Superseded, archived |
Headers | show |
diff --git a/kernel/jump_label.c b/kernel/jump_label.c index f7dd15d537f9..cfc7d7b65432 100644 --- a/kernel/jump_label.c +++ b/kernel/jump_label.c @@ -205,6 +205,9 @@ void __init jump_label_init(void) struct static_key *key = NULL; struct jump_entry *iter; + if (static_key_initialized) + return; + jump_label_lock(); jump_label_sort_entries(iter_start, iter_stop);
For some archs (such as powerpc) would want to invoke jump_label_init() in a much earlier stage. So check static_key_initialized in order to make sure this function run only once. Signed-off-by: Kevin Hao <haokexin@gmail.com> --- v2: No change. kernel/jump_label.c | 3 +++ 1 file changed, 3 insertions(+)