From: Jaegeuk Kim <jaegeuk@kernel.org>
Date: Sat, 7 Jun 2014 19:30:14 +0000 (+0900)
Subject: f2fs: support f2fs_fiemap
X-Git-Tag: firefly_0821_release~176^2~3802^2
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=9ab701349247368f9d57a993b95a5bb05bb37e10;p=firefly-linux-kernel-4.4.55.git

f2fs: support f2fs_fiemap

This patch links f2fs_fiemap with generic function with get_block.

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

diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 39fe7d70791a..c1fb6dd10911 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -708,6 +708,12 @@ out:
 	return err;
 }
 
+int f2fs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
+		u64 start, u64 len)
+{
+	return generic_block_fiemap(inode, fieinfo, start, len, get_data_block);
+}
+
 static int f2fs_read_data_page(struct file *file, struct page *page)
 {
 	struct inode *inode = page->mapping->host;
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index f628c3c5e63f..e51c732b0dd9 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1271,6 +1271,7 @@ struct page *find_data_page(struct inode *, pgoff_t, bool);
 struct page *get_lock_data_page(struct inode *, pgoff_t);
 struct page *get_new_data_page(struct inode *, struct page *, pgoff_t, bool);
 int do_write_data_page(struct page *, struct f2fs_io_info *);
+int f2fs_fiemap(struct inode *inode, struct fiemap_extent_info *, u64, u64);
 
 /*
  * gc.c
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 78110dab5681..9c49c593d8eb 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -540,6 +540,7 @@ const struct inode_operations f2fs_file_inode_operations = {
 	.listxattr	= f2fs_listxattr,
 	.removexattr	= generic_removexattr,
 #endif
+	.fiemap		= f2fs_fiemap,
 };
 
 static void fill_zero(struct inode *inode, pgoff_t index,