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Commit b8e383d5 authored by Kumar Gala's avatar Kumar Gala Committed by Paul Mackerras
Browse files

[PATCH] powerpc: Allow for ppc_md restart, power_off, and halt to be NULL 



On a number of embedded reference boards there isn't always a
way to reset, power_off, or halt the board.  Rather than having
each board implement a spin loop just let the generic code do
it.

Signed-off-by: default avatarKumar Gala <galak@kernel.crashing.org>
Signed-off-by: default avatarPaul Mackerras <paulus@samba.org>
parent 7a45fb19

arch/powerpc/kernel/setup-common.c

+6 −3
Original line number Diff line number Diff line
@@ -100,6 +100,7 @@ void machine_shutdown(void) 
void machine_restart(char *cmd)

{

	machine_shutdown();

	if (ppc_md.restart)

		ppc_md.restart(cmd);

#ifdef CONFIG_SMP

	smp_send_stop();
@@ -112,6 +113,7 @@ void machine_restart(char *cmd) 
void machine_power_off(void)

{

	machine_shutdown();

	if (ppc_md.power_off)

		ppc_md.power_off();

#ifdef CONFIG_SMP

	smp_send_stop();
@@ -129,6 +131,7 @@ EXPORT_SYMBOL_GPL(pm_power_off); 
void machine_halt(void)

{

	machine_shutdown();

	if (ppc_md.halt)

		ppc_md.halt();

#ifdef CONFIG_SMP

	smp_send_stop();