[Libhugetlbfs-devel] [PATCH 1/5] hugeadm: show amount of system memory in explain output

[Jarod Wilson]

Signed-off-by: Jarod Wilson <ja...@redhat.com>
---
 hugeadm.c |   15 +++++++++++++++
 1 files changed, 15 insertions(+), 0 deletions(-)

diff --git a/hugeadm.c b/hugeadm.c
index 5c110cf..21d7d5d 100644
--- a/hugeadm.c
+++ b/hugeadm.c
@@ -73,6 +73,7 @@ extern char *optarg;
 #define MAX_SIZE_MNTENT (64 + PATH_MAX + 32 + 128 + 2 * sizeof(int))
 #define FORMAT_LEN 20
 
+#define MEM_TOTAL "MemTotal:"
 #define SWAP_FREE "SwapFree:"
 #define SWAP_TOTAL "SwapTotal:"
 
@@ -589,6 +590,19 @@ void create_mounts(char *user, char *group, char *base, 
mode_t mode)
 }
 
 /**
+ * show_mem shouldn't change the behavior of any of its
+ * callers, it only prints a message to the user showing the
+ * total amount of memory in the system (in megabytes).
+ */
+void show_mem()
+{
+       long mem_total;
+
+       mem_total = read_meminfo(MEM_TOTAL);
+       printf("Total System Memory: %ld MB\n\n", mem_total / 1024);
+}
+
+/**
  * check_swap shouldn't change the behavior of any of its
  * callers, it only prints a message to the user if something
  * is being done that might fail without swap available.  i.e.
@@ -1003,6 +1017,7 @@ void page_sizes(int all)
 
 void explain()
 {
+       show_mem();
        mounts_list_all();
        printf("\nHuge page pools:\n");
        pool_list();
-- 
1.6.2.5



-- 
Jarod Wilson
ja...@redhat.com

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