android-tracking.patch

Minimal set of kernel changes to support Android operation.
Note arch/arm/configs/gta02-android-defconfig

1 files changed, 18 insertions, 4 deletions

diff --git a/mm/tiny-shmem.c b/mm/tiny-shmem.c
index 3e67d575ee6..b00e6fdcc56 100644
--- a/mm/tiny-shmem.c
+++ b/mm/tiny-shmem.c
@@ -97,6 +97,22 @@ put_memory:
 }
 EXPORT_SYMBOL_GPL(shmem_file_setup);
 
+void shmem_set_file(struct vm_area_struct *vma, struct file *file)
+{
+	if (vma->vm_file)
+		fput(vma->vm_file);
+	vma->vm_file = file;
+	vma->vm_ops = &generic_file_vm_ops;
+}
+
+void shmem_set_file(struct vm_area_struct *vma, struct file *file)
+{
+	if (vma->vm_file)
+		fput(vma->vm_file);
+	vma->vm_file = file;
+	vma->vm_ops = &generic_file_vm_ops;
+}
+
 /**
  * shmem_zero_setup - setup a shared anonymous mapping
  * @vma: the vma to be mmapped is prepared by do_mmap_pgoff
@@ -110,10 +126,8 @@ int shmem_zero_setup(struct vm_area_struct *vma)
 	if (IS_ERR(file))
 		return PTR_ERR(file);
 
-	if (vma->vm_file)
-		fput(vma->vm_file);
-	vma->vm_file = file;
-	vma->vm_ops = &generic_file_vm_ops;
+	shmem_set_file(vma, file);
+
 	return 0;
 }