Hi all, After merging the akpm-current tree, today's linux-next build (arm multi_v7_defconfig) failed like this: kernel/exit.c: In function 'reparent_leader': kernel/exit.c:640:3: error: too few arguments to function 'group_send_sig_info' group_send_sig_info(p->signal->pdeath_signal_proc, ^~~~~~~~~~~~~~~~~~~ In file included from include/linux/sched/signal.h:6:0, from include/linux/sched/cputime.h:5, from kernel/exit.c:14: include/linux/signal.h:262:12: note: declared here extern int group_send_sig_info(int sig, struct siginfo *info, ^~~~~~~~~~~~~~~~~~~ Caused by commit b04bd4d0117c ("prctl: add PR_[GS]ET_PDEATHSIG_PROC") interacting with commit 0102498083d5 ("signal: Pass pid type into group_send_sig_info") from the uerns tree. I have applied the following merge fix patch for today: From: Stephen Rothwell Date: Mon, 13 Aug 2018 18:07:07 +1000 Subject: [PATCH] merge fix up for "signal: Pass pid type into group_send_sig_info" Signed-off-by: Stephen Rothwell --- kernel/exit.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/exit.c b/kernel/exit.c index 7b72bed283d4..066c66448258 100644 --- a/kernel/exit.c +++ b/kernel/exit.c @@ -638,7 +638,7 @@ static void reparent_leader(struct task_struct *father, struct task_struct *p, if (p->signal->pdeath_signal_proc) group_send_sig_info(p->signal->pdeath_signal_proc, - SEND_SIG_NOINFO, p); + SEND_SIG_NOINFO, p, PIDTYPE_TGID); /* We don't want people slaying init. */ p->exit_signal = SIGCHLD; -- 2.18.0 -- Cheers, Stephen Rothwell