From 4c86231c14a8a1e9838dcb013ded07ebd2f2a1a5 Mon Sep 17 00:00:00 2001 From: Vineet Gupta Date: Fri, 12 Dec 2014 10:05:03 +0530 Subject: ARC: fix /proc/cpuinfo for offline cpus Signed-off-by: Vineet Gupta --- arch/arc/kernel/setup.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'arch/arc') diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c index 252bf603db9c..900f68a70088 100644 --- 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; } -- cgit v1.2.3