mirror of
https://github.com/dynup/kpatch
synced 2025-02-13 07:57:11 +00:00
22 lines
782 B
Diff
22 lines
782 B
Diff
diff -Nupr src.orig/mm/mmap.c src/mm/mmap.c
|
|
--- src.orig/mm/mmap.c 2017-09-22 15:27:21.618055844 -0400
|
|
+++ src/mm/mmap.c 2017-09-22 15:27:31.024094794 -0400
|
|
@@ -1677,6 +1677,7 @@ static inline int accountable_mapping(st
|
|
return (vm_flags & (VM_NORESERVE | VM_SHARED | VM_WRITE)) == VM_WRITE;
|
|
}
|
|
|
|
+#include "kpatch-macros.h"
|
|
unsigned long mmap_region(struct file *file, unsigned long addr,
|
|
unsigned long len, vm_flags_t vm_flags, unsigned long pgoff,
|
|
struct list_head *uf)
|
|
@@ -1687,6 +1688,9 @@ unsigned long mmap_region(struct file *f
|
|
struct rb_node **rb_link, *rb_parent;
|
|
unsigned long charged = 0;
|
|
|
|
+ if (!jiffies)
|
|
+ printk("kpatch mmap foo\n");
|
|
+
|
|
/* Check against address space limit. */
|
|
if (!may_expand_vm(mm, len >> PAGE_SHIFT)) {
|
|
unsigned long nr_pages;
|