[PATCH 03/19] pramfs: export xip_file_fault

[Marco Stornelli]

Export xip_file_fault to modules.

Signed-off-by: Marco Stornelli <marco.stornelli@xxxxxxxxx>
---
 include/linux/fs.h |    2 ++
 mm/filemap_xip.c   |    3 ++-
 2 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/include/linux/fs.h b/include/linux/fs.h
index 3b4cd82..1f61e07 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -41,6 +41,7 @@ struct kobject;
 struct pipe_inode_info;
 struct poll_table_struct;
 struct kstatfs;
+struct vm_fault;
 struct vm_area_struct;
 struct vfsmount;
 struct cred;
@@ -2445,6 +2446,7 @@ extern int nonseekable_open(struct inode * inode, struct file * filp);
 #ifdef CONFIG_FS_XIP
 extern ssize_t xip_file_read(struct file *filp, char __user *buf, size_t len,
 			     loff_t *ppos);
+extern int xip_file_fault(struct vm_area_struct *vma, struct vm_fault *vmf);
 extern int xip_file_mmap(struct file * file, struct vm_area_struct * vma);
 extern ssize_t xip_file_write(struct file *filp, const char __user *buf,
 			      size_t len, loff_t *ppos);
diff --git a/mm/filemap_xip.c b/mm/filemap_xip.c
index 28fe26b..50bbc5d 100644
--- a/mm/filemap_xip.c
+++ b/mm/filemap_xip.c
@@ -219,7 +219,7 @@ retry:
  *
  * This function is derived from filemap_fault, but used for execute in place
  */
-static int xip_file_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
+int xip_file_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 {
 	struct file *file = vma->vm_file;
 	struct address_space *mapping = file->f_mapping;
@@ -303,6 +303,7 @@ out:
 	}
 }
 
+EXPORT_SYMBOL_GPL(xip_file_fault);
 static const struct vm_operations_struct xip_file_vm_ops = {
 	.fault	= xip_file_fault,
 	.page_mkwrite	= filemap_page_mkwrite,
-- 
1.7.3.4
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