ARC: fix /proc/cpuinfo for offline cpus

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>

diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c
index 252bf603db9c7db023d75b5374580d8f5325c85d..900f68a7008832017296f3dc641e70203358c5d6 100644 (file)
--- a/arch/arc/kernel/setup.c
+++ b/arch/arc/kernel/setup.c
@@ -412,6 +412,11 @@ static int show_cpuinfo(struct seq_file *m, void *v)
        char *str;
        int cpu_id = ptr_to_cpu(v);
 
+       if (!cpu_online(cpu_id)) {
+               seq_printf(m, "processor [%d]\t: Offline\n", cpu_id);
+               goto done;
+       }
+
        str = (char *)__get_free_page(GFP_TEMPORARY);
        if (!str)
                goto done;
@@ -429,7 +434,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
 
        free_page((unsigned long)str);
 done:
-       seq_printf(m, "\n\n");
+       seq_printf(m, "\n");
 
        return 0;
 }