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authorMark Brown <broonie@opensource.wolfsonmicro.com>2011-04-18 12:12:14 -0400
committerMark Brown <broonie@opensource.wolfsonmicro.com>2011-04-18 12:12:14 -0400
commitfac56c2df51bc29b07b3c2dcfabf32a015a0522c (patch)
tree1ff5d84ecf4ea0bcbd42e2ef9624b5ade3810890 /arch/powerpc/kernel/crash.c
parent6caa15d0b84d2ea688fd31f4f172c8353463e109 (diff)
parenta6360dd37e1a144ed11e6548371bade559a1e4df (diff)
Merge commit 'v2.6.39-rc3' into for-2.6.39
Diffstat (limited to 'arch/powerpc/kernel/crash.c')
-rw-r--r--arch/powerpc/kernel/crash.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/crash.c b/arch/powerpc/kernel/crash.c
index 3d569e2aff18..3d3d416339dd 100644
--- a/arch/powerpc/kernel/crash.c
+++ b/arch/powerpc/kernel/crash.c
@@ -163,7 +163,7 @@ static void crash_kexec_prepare_cpus(int cpu)
163} 163}
164 164
165/* wait for all the CPUs to hit real mode but timeout if they don't come in */ 165/* wait for all the CPUs to hit real mode but timeout if they don't come in */
166#ifdef CONFIG_PPC_STD_MMU_64 166#if defined(CONFIG_PPC_STD_MMU_64) && defined(CONFIG_SMP)
167static void crash_kexec_wait_realmode(int cpu) 167static void crash_kexec_wait_realmode(int cpu)
168{ 168{
169 unsigned int msecs; 169 unsigned int msecs;
@@ -188,6 +188,8 @@ static void crash_kexec_wait_realmode(int cpu)
188 } 188 }
189 mb(); 189 mb();
190} 190}
191#else
192static inline void crash_kexec_wait_realmode(int cpu) {}
191#endif 193#endif
192 194
193/* 195/*
@@ -344,9 +346,7 @@ void default_machine_crash_shutdown(struct pt_regs *regs)
344 crash_save_cpu(regs, crashing_cpu); 346 crash_save_cpu(regs, crashing_cpu);
345 crash_kexec_prepare_cpus(crashing_cpu); 347 crash_kexec_prepare_cpus(crashing_cpu);
346 cpu_set(crashing_cpu, cpus_in_crash); 348 cpu_set(crashing_cpu, cpus_in_crash);
347#if defined(CONFIG_PPC_STD_MMU_64) && defined(CONFIG_SMP)
348 crash_kexec_wait_realmode(crashing_cpu); 349 crash_kexec_wait_realmode(crashing_cpu);
349#endif
350 350
351 machine_kexec_mask_interrupts(); 351 machine_kexec_mask_interrupts();
352 352