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[POWERPC] Make crash.c work on 32-bit and 64-bit

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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>
This commit is contained in:
Michael Ellerman 2006-07-05 14:39:43 +10:00 • committed by Paul Mackerras
parent 47585d8f5d
commit b6f35b4966
5 changed files with 14 additions and 8 deletions
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11
arch/powerpc/kernel/crash.c
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@ -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 @@ void crash_ipi_callback(struct pt_regs *regs)
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 @@ static void crash_kexec_prepare_cpus(int cpu)
*
* do this if kexec in setup.c ?
*/
#ifdef CONFIG_PPC64
smp_release_cpus();
#else
/* FIXME */
#endif
}
void crash_kexec_secondary(struct pt_regs *regs)