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authorGrant Likely <grant.likely@secretlab.ca>2011-04-07 14:15:50 -0400
committerGrant Likely <grant.likely@secretlab.ca>2011-04-07 14:15:50 -0400
commit454abcc57f1d48a976291bc4af73b5f087e21d70 (patch)
tree5bba999ea3f31527da02b60604531cc5fb52ea57 /arch/powerpc/kernel/crash.c
parent88aab9341a315d81118be6b41c45e4fe32b94bc1 (diff)
parent6221f222c0ebf1acdf7abcf927178f40e1a65e2a (diff)
Merge commit 'v2.6.39-rc2' into spi/merge
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