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authorDaniel Axtens <dja@axtens.net>2016-07-12 03:54:52 +0300
committerMichael Ellerman <mpe@ellerman.id.au>2016-07-14 14:12:06 +0300
commit95ec77c06e8e63fff50c497eca0668bf6da39813 (patch)
treebc1b47558bf4050f8efc3a757b2bc0837f57b93a /arch/powerpc/platforms/82xx
parent62c2c5cf387beb4bbf45045c3041dc9cfb40e5df (diff)
downloadlinux-95ec77c06e8e63fff50c497eca0668bf6da39813.tar.xz
powerpc: Make ppc_md.{halt, restart} __noreturn
powernv marks it's halt and restart calls as __noreturn. However, ppc_md does not have this annotation. Add the annotation to ppc_md, and then to every halt/restart function that is missing it. Additionally, I have verified that all of these functions do not return. Occasionally I have added a spin loop to be sure. Signed-off-by: Daniel Axtens <dja@axtens.net> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/platforms/82xx')
-rw-r--r--arch/powerpc/platforms/82xx/pq2.c2
-rw-r--r--arch/powerpc/platforms/82xx/pq2.h2
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/82xx/pq2.c b/arch/powerpc/platforms/82xx/pq2.c
index fc8b2d6a7d8d..c4f7029fc9ae 100644
--- a/arch/powerpc/platforms/82xx/pq2.c
+++ b/arch/powerpc/platforms/82xx/pq2.c
@@ -22,7 +22,7 @@
#define RMR_CSRE 0x00000001
-void pq2_restart(char *cmd)
+void __noreturn pq2_restart(char *cmd)
{
local_irq_disable();
setbits32(&cpm2_immr->im_clkrst.car_rmr, RMR_CSRE);
diff --git a/arch/powerpc/platforms/82xx/pq2.h b/arch/powerpc/platforms/82xx/pq2.h
index a41f84ae2325..3080ce3441c1 100644
--- a/arch/powerpc/platforms/82xx/pq2.h
+++ b/arch/powerpc/platforms/82xx/pq2.h
@@ -1,7 +1,7 @@
#ifndef _PQ2_H
#define _PQ2_H
-void pq2_restart(char *cmd);
+void __noreturn pq2_restart(char *cmd);
#ifdef CONFIG_PCI
int pq2ads_pci_init_irq(void);