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Diffstat (limited to 'mm')
-rw-r--r--mm/mmap.c4
-rw-r--r--mm/page-writeback.c4
-rw-r--r--mm/shmem.c2
3 files changed, 8 insertions, 2 deletions
diff --git a/mm/mmap.c b/mm/mmap.c
index 00ced3ee49a..1abb9185a68 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -20,6 +20,7 @@
#include <linux/fs.h>
#include <linux/personality.h>
#include <linux/security.h>
+#include <linux/ima.h>
#include <linux/hugetlb.h>
#include <linux/profile.h>
#include <linux/module.h>
@@ -1049,6 +1050,9 @@ unsigned long do_mmap_pgoff(struct file *file, unsigned long addr,
error = security_file_mmap(file, reqprot, prot, flags, addr, 0);
if (error)
return error;
+ error = ima_file_mmap(file, prot);
+ if (error)
+ return error;
return mmap_region(file, addr, len, flags, vm_flags, pgoff);
}
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 74dc57c7434..40ca7cdb653 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -66,7 +66,7 @@ static inline long sync_writeback_pages(void)
/*
* Start background writeback (via pdflush) at this percentage
*/
-int dirty_background_ratio = 5;
+int dirty_background_ratio = 10;
/*
* dirty_background_bytes starts at 0 (disabled) so that it is a function of
@@ -83,7 +83,7 @@ int vm_highmem_is_dirtyable;
/*
* The generator of dirty data starts writeback at this percentage
*/
-int vm_dirty_ratio = 10;
+int vm_dirty_ratio = 20;
/*
* vm_dirty_bytes starts at 0 (disabled) so that it is a function of
diff --git a/mm/shmem.c b/mm/shmem.c
index 4103a239ce8..7ec78e24a30 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -28,6 +28,7 @@
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/swap.h>
+#include <linux/ima.h>
static struct vfsmount *shm_mnt;
@@ -2665,6 +2666,7 @@ int shmem_zero_setup(struct vm_area_struct *vma)
if (IS_ERR(file))
return PTR_ERR(file);
+ ima_shm_check(file);
if (vma->vm_file)
fput(vma->vm_file);
vma->vm_file = file;