[POWERPC] Make crash.c work on 32-bit and 64-bit
To compile kexec on 32-bit we need a few more bits and pieces. Rather
than add empty definitions, we can make crash.c work on 32-bit, with
only a couple of kludges.
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/arch/powerpc/kernel/crash.c b/arch/powerpc/kernel/crash.c
index 358cecd..f04c18e 100644
--- a/arch/powerpc/kernel/crash.c
+++ b/arch/powerpc/kernel/crash.c
@@ -44,6 +44,7 @@
/* This keeps a track of which one is crashing cpu. */
int crashing_cpu = -1;
static cpumask_t cpus_in_crash = CPU_MASK_NONE;
+cpumask_t cpus_in_sr = CPU_MASK_NONE;
static u32 *append_elf_note(u32 *buf, char *name, unsigned type, void *data,
size_t data_len)
@@ -139,7 +140,13 @@
if (ppc_md.kexec_cpu_down)
ppc_md.kexec_cpu_down(1, 1);
+
+#ifdef CONFIG_PPC64
kexec_smp_wait();
+#else
+ for (;;); /* FIXME */
+#endif
+
/* NOTREACHED */
}
@@ -255,7 +262,11 @@
*
* do this if kexec in setup.c ?
*/
+#ifdef CONFIG_PPC64
smp_release_cpus();
+#else
+ /* FIXME */
+#endif
}
void crash_kexec_secondary(struct pt_regs *regs)