Commit 28c57924 authored Sep 14, 2020 by Raghavendra Rao Ananta

arm64: smp: Undo flushing of caches from local_cpu_stop



Upon a panic, the cache flushes are handled by the software
layers that collect the ramdumps. Hence doing it from the
kernel is no longer necessary and can be removed.

Change-Id: I83860fb4361e42aea69f0f5cc75aaff5c3c4e3b0
Signed-off-by: Raghavendra Rao Ananta <rananta@codeaurora.org>

parent e900a317

arch/arm64/kernel/smp.c

+0 −1

Original line number	Diff line number	Diff line
		@@ -868,7 +868,6 @@ static void local_cpu_stop(void)

		set_cpu_online(cpu, false);

		flush_cache_all();
		local_daif_mask();
		sdei_mask_local_cpu();
		cpu_park_loop();