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| author | Michael Ellerman <michael@ellerman.id.au> | 2006-07-05 14:39:43 +1000 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2006-08-17 16:41:10 +1000 |
| commit | b6f35b4966e0ae59cec45e5292b100698d12dc5f (patch) | |
| tree | 5ff3b2832c1c3eebbef699df710068ab106ab2db /arch | |
| parent | 47585d8f5dea10dea49c948f1fb13ef7632409c7 (diff) | |
| download | kernel_samsung_crespo-b6f35b4966e0ae59cec45e5292b100698d12dc5f.zip kernel_samsung_crespo-b6f35b4966e0ae59cec45e5292b100698d12dc5f.tar.gz kernel_samsung_crespo-b6f35b4966e0ae59cec45e5292b100698d12dc5f.tar.bz2 | |
[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>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/kernel/Makefile | 4 | ||||
| -rw-r--r-- | arch/powerpc/kernel/crash.c | 11 | ||||
| -rw-r--r-- | arch/powerpc/kernel/machine_kexec_64.c | 1 | ||||
| -rw-r--r-- | arch/powerpc/kernel/traps.c | 3 |
4 files changed, 13 insertions, 6 deletions
diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile index 814f242..956c2e5 100644 --- a/arch/powerpc/kernel/Makefile +++ b/arch/powerpc/kernel/Makefile @@ -67,9 +67,9 @@ pci64-$(CONFIG_PPC64) += pci_64.o pci_dn.o pci_iommu.o \ pci_direct_iommu.o iomap.o pci32-$(CONFIG_PPC32) := pci_32.o obj-$(CONFIG_PCI) += $(pci64-y) $(pci32-y) -kexec-$(CONFIG_PPC64) := machine_kexec_64.o crash.o +kexec-$(CONFIG_PPC64) := machine_kexec_64.o kexec-$(CONFIG_PPC32) := machine_kexec_32.o -obj-$(CONFIG_KEXEC) += machine_kexec.o $(kexec-y) +obj-$(CONFIG_KEXEC) += machine_kexec.o crash.o $(kexec-y) ifeq ($(CONFIG_PPC_ISERIES),y) $(obj)/head_64.o: $(obj)/lparmap.s 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 @@ 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) diff --git a/arch/powerpc/kernel/machine_kexec_64.c b/arch/powerpc/kernel/machine_kexec_64.c index b6db19d..be58985 100644 --- a/arch/powerpc/kernel/machine_kexec_64.c +++ b/arch/powerpc/kernel/machine_kexec_64.c @@ -10,7 +10,6 @@ */ -#include <linux/cpumask.h> #include <linux/kexec.h> #include <linux/smp.h> #include <linux/thread_info.h> diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index 5147175..125761a 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -55,9 +55,6 @@ #ifdef CONFIG_PPC64 /* XXX */ #define _IO_BASE pci_io_base -#ifdef CONFIG_KEXEC -cpumask_t cpus_in_sr = CPU_MASK_NONE; -#endif #endif #ifdef CONFIG_DEBUGGER |