1 files changed, 12 insertions, 9 deletions

diff --git a/mm/mmap.c b/mm/mmap.c
index ced5efcdd4b6..129b847d30cc 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -6,6 +6,8 @@
  * Address space accounting code        <alan@lxorguk.ukuu.org.uk>
  */
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include <linux/kernel.h>
 #include <linux/slab.h>
 #include <linux/backing-dev.h>
@@ -37,6 +39,7 @@
 #include <linux/sched/sysctl.h>
 #include <linux/notifier.h>
 #include <linux/memory.h>
+#include <linux/printk.h>
 
 #include <asm/uaccess.h>
 #include <asm/cacheflush.h>
@@ -361,20 +364,20 @@ static int browse_rb(struct rb_root *root)
                 struct vm_area_struct *vma;
                 vma = rb_entry(nd, struct vm_area_struct, vm_rb);
                 if (vma->vm_start < prev) {
-                        printk("vm_start %lx prev %lx\n", vma->vm_start, prev);
+                        pr_info("vm_start %lx prev %lx\n", vma->vm_start, prev);
                         bug = 1;
                 }
                 if (vma->vm_start < pend) {
-                        printk("vm_start %lx pend %lx\n", vma->vm_start, pend);
+                        pr_info("vm_start %lx pend %lx\n", vma->vm_start, pend);
                         bug = 1;
                 }
                 if (vma->vm_start > vma->vm_end) {
-                        printk("vm_end %lx < vm_start %lx\n",
+                        pr_info("vm_end %lx < vm_start %lx\n",
                                 vma->vm_end, vma->vm_start);
                         bug = 1;
                 }
                 if (vma->rb_subtree_gap != vma_compute_subtree_gap(vma)) {
-                        printk("free gap %lx, correct %lx\n",
+                        pr_info("free gap %lx, correct %lx\n",
                                vma->rb_subtree_gap,
                                vma_compute_subtree_gap(vma));
                         bug = 1;
@@ -388,7 +391,7 @@ static int browse_rb(struct rb_root *root)
         for (nd = pn; nd; nd = rb_prev(nd))
                 j++;
         if (i != j) {
-                printk("backwards %d, forwards %d\n", j, i);
+                pr_info("backwards %d, forwards %d\n", j, i);
                 bug = 1;
         }
         return bug ? -1 : i;
@@ -423,17 +426,17 @@ static void validate_mm(struct mm_struct *mm)
                 i++;
         }
         if (i != mm->map_count) {
-                printk("map_count %d vm_next %d\n", mm->map_count, i);
+                pr_info("map_count %d vm_next %d\n", mm->map_count, i);
                 bug = 1;
         }
         if (highest_address != mm->highest_vm_end) {
-                printk("mm->highest_vm_end %lx, found %lx\n",
+                pr_info("mm->highest_vm_end %lx, found %lx\n",
                        mm->highest_vm_end, highest_address);
                 bug = 1;
         }
         i = browse_rb(&mm->mm_rb);
         if (i != mm->map_count) {
-                printk("map_count %d rb %d\n", mm->map_count, i);
+                pr_info("map_count %d rb %d\n", mm->map_count, i);
                 bug = 1;
         }
         BUG_ON(bug);
@@ -3280,7 +3283,7 @@ static struct notifier_block reserve_mem_nb = {
 static int __meminit init_reserve_notifier(void)
 {
         if (register_hotmemory_notifier(&reserve_mem_nb))
-                printk("Failed registering memory add/remove notifier for admin reserve");
+                pr_err("Failed registering memory add/remove notifier for admin reserve\n");
 
         return 0;
 }