powerpc/kdump: Remove ppc_md.machine_crash_shutdown

No one uses ppc_md.machine_crash_shutdown, so remove it.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

4 files changed, 1 insertions, 12 deletions

diff --git a/arch/powerpc/include/asm/machdep.h b/arch/powerpc/include/asm/machdep.h
index cb8139617442..991d5998d6be 100644
--- a/arch/powerpc/include/asm/machdep.h
+++ b/arch/powerpc/include/asm/machdep.h
@@ -234,12 +234,6 @@ struct machdep_calls {
 #ifdef CONFIG_KEXEC
         void (*kexec_cpu_down)(int crash_shutdown, int secondary);
 
-        /* Called to do the minimal shutdown needed to run a kexec'd kernel
-         * to run successfully.
-         * XXX Should we move this one out of kexec scope?
-         */
-        void (*machine_crash_shutdown)(struct pt_regs *regs);
-
         /* Called to do what every setup is needed on image and the
          * reboot code buffer. Returns 0 on success.
          * Provide your own (maybe dummy) implementation if your platform
diff --git a/arch/powerpc/kernel/machine_kexec.c b/arch/powerpc/kernel/machine_kexec.c
index 43836aa8348e..3427b2faa19a 100644
--- a/arch/powerpc/kernel/machine_kexec.c
+++ b/arch/powerpc/kernel/machine_kexec.c
@@ -44,10 +44,7 @@ void machine_kexec_mask_interrupts(void) {
 
 void machine_crash_shutdown(struct pt_regs *regs)
 {
-        if (ppc_md.machine_crash_shutdown)
-                ppc_md.machine_crash_shutdown(regs);
-        else
-                default_machine_crash_shutdown(regs);
+        default_machine_crash_shutdown(regs);
 }
 
 /*
diff --git a/arch/powerpc/platforms/cell/qpace_setup.c b/arch/powerpc/platforms/cell/qpace_setup.c
index 1b5749042756..7970eec4c3a2 100644
--- a/arch/powerpc/platforms/cell/qpace_setup.c
+++ b/arch/powerpc/platforms/cell/qpace_setup.c
@@ -148,6 +148,5 @@ define_machine(qpace) {
 #ifdef CONFIG_KEXEC
         .machine_kexec          = default_machine_kexec,
         .machine_kexec_prepare  = default_machine_kexec_prepare,
-        .machine_crash_shutdown = default_machine_crash_shutdown,
 #endif
 };
diff --git a/arch/powerpc/platforms/pseries/kexec.c b/arch/powerpc/platforms/pseries/kexec.c
index 53cbd53d8740..3d6279267221 100644
--- a/arch/powerpc/platforms/pseries/kexec.c
+++ b/arch/powerpc/platforms/pseries/kexec.c
@@ -66,7 +66,6 @@ static int __init pseries_kexec_setup(void)
 {
         ppc_md.machine_kexec = default_machine_kexec;
         ppc_md.machine_kexec_prepare = default_machine_kexec_prepare;
-        ppc_md.machine_crash_shutdown = default_machine_crash_shutdown;
 
         return 0;
 }