sparc64: Only call smp_fetch_global_regs if CONFIG_MAGIC_SYSRQ is set
Fixes this build error:
arch/sparc64/kernel/built-in.o: In function `__trigger_all_cpu_backtrace':
(.text+0xa88): undefined reference to `smp_fetch_global_regs'
Signed-off-by: Friedrich Oslage <bluebird@xxxxxxxxxx>
---
arch/sparc64/kernel/process.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/arch/sparc64/kernel/process.c b/arch/sparc64/kernel/process.c
index 7f5debd..71d5ea7 100644
--- a/arch/sparc64/kernel/process.c
+++ b/arch/sparc64/kernel/process.c
@@ -311,7 +311,9 @@ void __trigger_all_cpu_backtrace(void)
__global_reg_self(tp, regs, this_cpu);
+#ifdef CONFIG_MAGIC_SYSRQ
smp_fetch_global_regs();
+#endif
for_each_online_cpu(cpu) {
struct global_reg_snapshot *gp = &global_reg_snapshot[cpu];
--
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