mm: oom analysis: Show kernel stack usage in /proc/meminfo and OOM log output

[linux-beck.git] / drivers / base / node.c

diff --git a/drivers/base/node.c b/drivers/base/node.c
index 91d4087b4039490a844d23e909ffe34eaa0ff0f9..b560c17f6d4e2a79b080fafaac75b61558e29b4a 100644 (file)
--- a/drivers/base/node.c
+++ b/drivers/base/node.c
@@ -85,6 +85,7 @@ static ssize_t node_read_meminfo(struct sys_device * dev,
                       "Node %d FilePages:      %8lu kB\n"
                       "Node %d Mapped:         %8lu kB\n"
                       "Node %d AnonPages:      %8lu kB\n"
+                      "Node %d KernelStack:    %8lu kB\n"
                       "Node %d PageTables:     %8lu kB\n"
                       "Node %d NFS_Unstable:   %8lu kB\n"
                       "Node %d Bounce:         %8lu kB\n"
@@ -116,6 +117,8 @@ static ssize_t node_read_meminfo(struct sys_device * dev,
                       nid, K(node_page_state(nid, NR_FILE_PAGES)),
                       nid, K(node_page_state(nid, NR_FILE_MAPPED)),
                       nid, K(node_page_state(nid, NR_ANON_PAGES)),
+                      nid, node_page_state(nid, NR_KERNEL_STACK) *
+                               THREAD_SIZE / 1024,
                       nid, K(node_page_state(nid, NR_PAGETABLE)),
                       nid, K(node_page_state(nid, NR_UNSTABLE_NFS)),
                       nid, K(node_page_state(nid, NR_BOUNCE)),