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-rw-r--r--fs/Kconfig2
-rw-r--r--fs/proc/proc_misc.c16
2 files changed, 17 insertions, 1 deletions
diff --git a/fs/Kconfig b/fs/Kconfig
index 2694648cbd1..313b2e06ded 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -930,7 +930,7 @@ config PROC_KCORE
config PROC_VMCORE
bool "/proc/vmcore support (EXPERIMENTAL)"
- depends on PROC_FS && EXPERIMENTAL && CRASH_DUMP
+ depends on PROC_FS && CRASH_DUMP
default y
help
Exports the dump image of crashed kernel in ELF format.
diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c
index 7e277f2ad46..c652d469dc0 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),