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author | Jan Beulich <jbeulich@novell.com> | 2008-05-12 15:44:41 +0200 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2008-05-25 07:11:49 +0200 |
commit | a2eddfa95919a730e0e5ed17e9c303fe5ba249cd (patch) | |
tree | 19c806c27256fed0a744d8628caa356219e6bf16 /fs | |
parent | 75d3bce2fc0a80f435fe12f2c9ed2632c8ac29e4 (diff) | |
download | blackbird-op-linux-a2eddfa95919a730e0e5ed17e9c303fe5ba249cd.tar.gz blackbird-op-linux-a2eddfa95919a730e0e5ed17e9c303fe5ba249cd.zip |
x86: make /proc/stat account for all interrupts
LAPIC interrupts, which don't go through the generic interrupt handling
code, aren't accounted for in /proc/stat. Hence this patch adds a
mechanism architectures can use to accordingly adjust the statistics.
Signed-off-by: Jan Beulich <jbeulich@novell.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'fs')
-rw-r--r-- | fs/proc/proc_misc.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c index 74a323d2b850..903e617bec58 100644 --- a/fs/proc/proc_misc.c +++ b/fs/proc/proc_misc.c @@ -472,6 +472,13 @@ static const struct file_operations proc_vmalloc_operations = { }; #endif +#ifndef arch_irq_stat_cpu +#define arch_irq_stat_cpu(cpu) 0 +#endif +#ifndef arch_irq_stat +#define arch_irq_stat() 0 +#endif + static int show_stat(struct seq_file *p, void *v) { int i; @@ -509,7 +516,9 @@ static int show_stat(struct seq_file *p, void *v) sum += temp; per_irq_sum[j] += temp; } + sum += arch_irq_stat_cpu(i); } + sum += arch_irq_stat(); seq_printf(p, "cpu %llu %llu %llu %llu %llu %llu %llu %llu %llu\n", (unsigned long long)cputime64_to_clock_t(user), |