[PATCH] powerpc: Define cpus_in_crash only for SMP kernels
From: Paul E. McKenney <hidden>
Date: 2012-02-01 18:56:23
Also in:
lkml
Subsystem:
linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Linus Torvalds
The variable cpus_in_crash gets a defined-but-not-used warning when CONFIG_SMP=n, so fix by placing the variable under ifdef. Signed-off-by: Paul E. McKenney <redacted>
diff --git a/arch/powerpc/kernel/crash.c b/arch/powerpc/kernel/crash.c
index 28be345..eb3384e 100644
--- a/arch/powerpc/kernel/crash.c
+++ b/arch/powerpc/kernel/crash.c@@ -46,7 +46,9 @@ /* This keeps a track of which one is the crashing cpu. */ int crashing_cpu = -1; +#ifdef CONFIG_SMP static atomic_t cpus_in_crash; +#endif /* #ifdef CONFIG_SMP */ static int time_to_dump; #define CRASH_HANDLER_MAX 3