Commit 1a0d9be5 authored Jul 14, 2014 by Colin Cross

lmkd: make lmkd SCHED_FIFO

If kswapd runs more than lmkd it may throw away all page cache pages
before lmkd gets a chance to kill a process.  Make lmkd SCHED_FIFO
so it can react quickly to kernel low memory notifications.

Bug: 16236289
Change-Id: I46767b4ec81ef8638d0c9e47d168a68b62e3cac5

parent b28ff913

lmkd/lmkd.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -748,7 +748,12 @@ static void mainloop(void) {
		}

		int main(int argc __unused, char **argv __unused) {
		struct sched_param param = {
		.sched_priority = 1,
		};

		mlockall(MCL_FUTURE);
		sched_setscheduler(0, SCHED_FIFO, &param);
		if (!init())
		mainloop();