From fc9581c809722960c46a02445f2434120e5e483b Mon Sep 17 00:00:00 2001
From: Jaegeuk Kim <jaegeuk@kernel.org>
Date: Fri, 20 May 2016 09:22:03 -0700
Subject: f2fs: introduce f2fs_i_size_write with mark_inode_dirty_sync

This patch introduces f2fs_i_size_write() to call mark_inode_dirty_sync() with
i_size_write().

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index dd46ca8..0dd42b6 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -564,7 +564,7 @@ struct page *get_new_data_page(struct inode *inode,
 got_it:
 	if (new_i_size && i_size_read(inode) <
 				((loff_t)(index + 1) << PAGE_SHIFT)) {
-		i_size_write(inode, ((loff_t)(index + 1) << PAGE_SHIFT));
+		f2fs_i_size_write(inode, ((loff_t)(index + 1) << PAGE_SHIFT));
 		/* Only the directory inode sets new_i_size */
 		set_inode_flag(inode, FI_UPDATE_DIR);
 	}
@@ -605,7 +605,7 @@ alloc:
 	fofs = start_bidx_of_node(ofs_of_node(dn->node_page), dn->inode) +
 							dn->ofs_in_node;
 	if (i_size_read(dn->inode) < ((loff_t)(fofs + 1) << PAGE_SHIFT))
-		i_size_write(dn->inode,
+		f2fs_i_size_write(dn->inode,
 				((loff_t)(fofs + 1) << PAGE_SHIFT));
 	return 0;
 }
@@ -1711,10 +1711,8 @@ static int f2fs_write_end(struct file *file,
 
 	set_page_dirty(page);
 
-	if (pos + copied > i_size_read(inode)) {
-		i_size_write(inode, pos + copied);
-		mark_inode_dirty(inode);
-	}
+	if (pos + copied > i_size_read(inode))
+		f2fs_i_size_write(inode, pos + copied);
 
 	f2fs_put_page(page, 1);
 	f2fs_update_time(F2FS_I_SB(inode), REQ_TIME);
diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c
index 9fa8d3e..dc4beae 100644
--- a/fs/f2fs/dir.c
+++ b/fs/f2fs/dir.c
@@ -686,7 +686,7 @@ void f2fs_drop_nlink(struct inode *dir, struct inode *inode, struct page *page)
 	drop_nlink(inode);
 	if (S_ISDIR(inode->i_mode)) {
 		drop_nlink(inode);
-		i_size_write(inode, 0);
+		f2fs_i_size_write(inode, 0);
 	}
 	up_write(&F2FS_I(inode)->i_sem);
 	update_inode_page(inode);
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 9371063..bdd6b87 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1556,6 +1556,15 @@ static inline void set_acl_inode(struct inode *inode, umode_t mode)
 	set_inode_flag(inode, FI_ACL_MODE);
 }
 
+static inline void f2fs_i_size_write(struct inode *inode, loff_t i_size)
+{
+	if (i_size_read(inode) == i_size)
+		return;
+
+	i_size_write(inode, i_size);
+	mark_inode_dirty_sync(inode);
+}
+
 static inline void get_inline_info(struct inode *inode, struct f2fs_inode *ri)
 {
 	if (ri->i_inline & F2FS_INLINE_XATTR)
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index e68e5ad..d0f4258 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -988,7 +988,7 @@ static int f2fs_collapse_range(struct inode *inode, loff_t offset, loff_t len)
 
 	ret = truncate_blocks(inode, new_size, true);
 	if (!ret)
-		i_size_write(inode, new_size);
+		f2fs_i_size_write(inode, new_size);
 
 	return ret;
 }
@@ -1125,8 +1125,7 @@ static int f2fs_zero_range(struct inode *inode, loff_t offset, loff_t len,
 
 out:
 	if (!(mode & FALLOC_FL_KEEP_SIZE) && i_size_read(inode) < new_size) {
-		i_size_write(inode, new_size);
-		mark_inode_dirty(inode);
+		f2fs_i_size_write(inode, new_size);
 		update_inode_page(inode);
 	}
 
@@ -1186,7 +1185,7 @@ static int f2fs_insert_range(struct inode *inode, loff_t offset, loff_t len)
 	truncate_pagecache(inode, offset);
 
 	if (!ret)
-		i_size_write(inode, new_size);
+		f2fs_i_size_write(inode, new_size);
 	return ret;
 }
 
@@ -1235,8 +1234,7 @@ static int expand_inode_data(struct inode *inode, loff_t offset,
 	}
 
 	if (!(mode & FALLOC_FL_KEEP_SIZE) && i_size_read(inode) < new_size) {
-		i_size_write(inode, new_size);
-		mark_inode_dirty(inode);
+		f2fs_i_size_write(inode, new_size);
 		update_inode_page(inode);
 	}
 
diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c
index c50dee9..7a9bc44 100644
--- a/fs/f2fs/inline.c
+++ b/fs/f2fs/inline.c
@@ -340,7 +340,7 @@ int make_empty_inline_dir(struct inode *inode, struct inode *parent,
 
 	/* update i_size to MAX_INLINE_DATA */
 	if (i_size_read(inode) < MAX_INLINE_DATA) {
-		i_size_write(inode, MAX_INLINE_DATA);
+		f2fs_i_size_write(inode, MAX_INLINE_DATA);
 		set_inode_flag(inode, FI_UPDATE_DIR);
 	}
 	return 0;
@@ -402,7 +402,7 @@ static int f2fs_move_inline_dirents(struct inode *dir, struct page *ipage,
 
 	F2FS_I(dir)->i_current_depth = 1;
 	if (i_size_read(dir) < PAGE_SIZE) {
-		i_size_write(dir, PAGE_SIZE);
+		f2fs_i_size_write(dir, PAGE_SIZE);
 		set_inode_flag(dir, FI_UPDATE_DIR);
 	}
 
@@ -493,7 +493,7 @@ recover:
 	lock_page(ipage);
 	memcpy(inline_dentry, backup_dentry, MAX_INLINE_DATA);
 	F2FS_I(dir)->i_current_depth = 0;
-	i_size_write(dir, MAX_INLINE_DATA);
+	f2fs_i_size_write(dir, MAX_INLINE_DATA);
 	update_inode(dir, ipage);
 	f2fs_put_page(ipage, 1);
 
diff --git a/fs/f2fs/recovery.c b/fs/f2fs/recovery.c
index 3d7216d..2500b6a 100644
--- a/fs/f2fs/recovery.c
+++ b/fs/f2fs/recovery.c
@@ -175,7 +175,7 @@ static void recover_inode(struct inode *inode, struct page *page)
 	char *name;
 
 	inode->i_mode = le16_to_cpu(raw->i_mode);
-	i_size_write(inode, le64_to_cpu(raw->i_size));
+	f2fs_i_size_write(inode, le64_to_cpu(raw->i_size));
 	inode->i_atime.tv_sec = le64_to_cpu(raw->i_mtime);
 	inode->i_ctime.tv_sec = le64_to_cpu(raw->i_ctime);
 	inode->i_mtime.tv_sec = le64_to_cpu(raw->i_mtime);
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 160b15b..d832bf4 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -568,7 +568,7 @@ static int f2fs_drop_inode(struct inode *inode)
 			f2fs_destroy_extent_node(inode);
 
 			sb_start_intwrite(inode->i_sb);
-			i_size_write(inode, 0);
+			f2fs_i_size_write(inode, 0);
 
 			if (F2FS_HAS_BLOCKS(inode))
 				f2fs_truncate(inode, true);
-- 
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