1 files changed, 4 insertions, 0 deletions

diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index 26f9cc00102c..93381aae9363 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -331,6 +331,7 @@ struct mem_size_stats {
         unsigned long private_dirty;
         unsigned long referenced;
         unsigned long anonymous;
+        unsigned long anonymous_thp;
         unsigned long swap;
         u64 pss;
 };
@@ -396,6 +397,7 @@ static int smaps_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end,
                         smaps_pte_entry(*(pte_t *)pmd, addr,
                                         HPAGE_PMD_SIZE, walk);
                         spin_unlock(&walk->mm->page_table_lock);
+                        mss->anonymous_thp += HPAGE_PMD_SIZE;
                         return 0;
                 }
         } else {
@@ -444,6 +446,7 @@ static int show_smap(struct seq_file *m, void *v)
                    "Private_Dirty:  %8lu kB\n"
                    "Referenced:     %8lu kB\n"
                    "Anonymous:      %8lu kB\n"
+                   "AnonHugePages:  %8lu kB\n"
                    "Swap:           %8lu kB\n"
                    "KernelPageSize: %8lu kB\n"
                    "MMUPageSize:    %8lu kB\n"
@@ -457,6 +460,7 @@ static int show_smap(struct seq_file *m, void *v)
                    mss.private_dirty >> 10,
                    mss.referenced >> 10,
                    mss.anonymous >> 10,
+                   mss.anonymous_thp >> 10,
                    mss.swap >> 10,
                    vma_kernel_pagesize(vma) >> 10,
                    vma_mmu_pagesize(vma) >> 10,