linux-kernel - [PATCH] fs: iomap: Change return type to vm_fault

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Date:   Mon, 2 Jul 2018 21:13:54 +0530
From:   Souptick Joarder <jrdr.linux@...il.com>
To:     akpm@...ux-foundation.org
Cc:     viro@...iv.linux.org.uk, darrick.wong@...cle.com,
        agruenba@...hat.com, jack@...e.cz, dchinner@...hat.com,
        tytso@....edu, rpeterso@...hat.com, gregkh@...uxfoundation.org,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        willy@...radead.org
Subject: [PATCH] fs: iomap: Change return type to vm_fault_t

Return type has been changed to vm_fault_t type for
iomap_page_mkwrite().

see commit 1c8f422059ae ("mm: change return type to
vm_fault_t") for reference.

Signed-off-by: Souptick Joarder <jrdr.linux@...il.com>
Reviewed-by: Matthew Wilcox <mawilcox@...rosoft.com>
---
 fs/iomap.c            | 2 +-
 include/linux/iomap.h | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/fs/iomap.c b/fs/iomap.c
index afd1635..58477ee 100644
--- a/fs/iomap.c
+++ b/fs/iomap.c
@@ -443,7 +443,7 @@ static int iomap_dax_zero(loff_t pos, unsigned offset, unsigned bytes,
 	return length;
 }
 
-int iomap_page_mkwrite(struct vm_fault *vmf, const struct iomap_ops *ops)
+vm_fault_t iomap_page_mkwrite(struct vm_fault *vmf, const struct iomap_ops *ops)
 {
 	struct page *page = vmf->page;
 	struct inode *inode = file_inode(vmf->vma->vm_file);
diff --git a/include/linux/iomap.h b/include/linux/iomap.h
index 19a07de..666b717 100644
--- a/include/linux/iomap.h
+++ b/include/linux/iomap.h
@@ -3,6 +3,7 @@
 #define LINUX_IOMAP_H 1
 
 #include <linux/types.h>
+#include <linux/mm_types.h>
 
 struct fiemap_extent_info;
 struct inode;
@@ -88,7 +89,8 @@ int iomap_zero_range(struct inode *inode, loff_t pos, loff_t len,
 		bool *did_zero, const struct iomap_ops *ops);
 int iomap_truncate_page(struct inode *inode, loff_t pos, bool *did_zero,
 		const struct iomap_ops *ops);
-int iomap_page_mkwrite(struct vm_fault *vmf, const struct iomap_ops *ops);
+vm_fault_t iomap_page_mkwrite(struct vm_fault *vmf,
+			const struct iomap_ops *ops);
 int iomap_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
 		loff_t start, loff_t len, const struct iomap_ops *ops);
 loff_t iomap_seek_hole(struct inode *inode, loff_t offset,
-- 
1.9.1