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author | Vineet Gupta <vgupta@synopsys.com> | 2014-12-12 10:05:03 +0530 |
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committer | Vineet Gupta <vgupta@synopsys.com> | 2015-02-02 17:08:37 +0530 |
commit | 4c86231c14a8a1e9838dcb013ded07ebd2f2a1a5 (patch) | |
tree | 014cfaa92fb7f5450b8f55a0051a66ffe513a55d /arch/arc/kernel | |
parent | 26bc420b59a38e4e6685a73345a0def461136dce (diff) | |
download | linux-4c86231c14a8a1e9838dcb013ded07ebd2f2a1a5.tar.bz2 |
ARC: fix /proc/cpuinfo for offline cpus
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc/kernel')
-rw-r--r-- | arch/arc/kernel/setup.c | 7 |
1 files changed, 6 insertions, 1 deletions
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; } |