1 files changed, 16 insertions, 0 deletions

diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c
index 7e277f2ad466..c652d469dc08 100644
--- a/fs/proc/proc_misc.c
+++ b/fs/proc/proc_misc.c
@@ -123,6 +123,11 @@ static int uptime_read_proc(char *page, char **start, off_t off,
         return proc_calc_metrics(page, start, off, count, eof, len);
 }
 
+int __attribute__((weak)) arch_report_meminfo(char *page)
+{
+        return 0;
+}
+
 static int meminfo_read_proc(char *page, char **start, off_t off,
                                  int count, int *eof, void *data)
 {
@@ -221,6 +226,8 @@ static int meminfo_read_proc(char *page, char **start, off_t off,
 
                 len += hugetlb_report_meminfo(page + len);
 
+        len += arch_report_meminfo(page + len);
+
         return proc_calc_metrics(page, start, off, count, eof, len);
 #undef K
 }
@@ -472,6 +479,13 @@ 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 +523,9 @@ 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),