mirror of
https://github.com/dynup/kpatch
synced 2025-02-04 11:11:31 +00:00
22 lines
777 B
Diff
22 lines
777 B
Diff
diff -Nupr src.orig/mm/mmap.c src/mm/mmap.c
|
|
--- src.orig/mm/mmap.c 2016-11-30 19:51:04.337178250 +0000
|
|
+++ src/mm/mmap.c 2016-11-30 19:51:23.348178250 +0000
|
|
@@ -1481,6 +1481,7 @@ 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)
|
|
{
|
|
@@ -1492,6 +1493,9 @@ unsigned long mmap_region(struct file *f
|
|
unsigned long charged = 0;
|
|
struct inode *inode = file ? file_inode(file) : NULL;
|
|
|
|
+ if (!jiffies)
|
|
+ printk("kpatch mmap foo\n");
|
|
+
|
|
/* Check against address space limit. */
|
|
if (!may_expand_vm(mm, len >> PAGE_SHIFT)) {
|
|
unsigned long nr_pages;
|