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Commit f4c0a0fd authored by Jan Kara's avatar Jan Kara Committed by Theodore Ts'o
Browse files

vfs: export filemap_fdatawrite_range() 



Make filemap_fdatawrite_range() function public, so that it can later
be used in ordered mode rewrite by JBD/JBD2.

Signed-off-by: default avatarJan Kara <jack@suse.cz>
parent 9ddfc3dc

include/linux/fs.h

+2 −0
Original line number Diff line number Diff line
@@ -1740,6 +1740,8 @@ extern int wait_on_page_writeback_range(struct address_space *mapping, 
				pgoff_t start, pgoff_t end);

extern int __filemap_fdatawrite_range(struct address_space *mapping,

				loff_t start, loff_t end, int sync_mode);

extern int filemap_fdatawrite_range(struct address_space *mapping,

				loff_t start, loff_t end);



extern long do_fsync(struct file *file, int datasync);

extern void sync_supers(void);

mm/filemap.c

+2 −1
Original line number Diff line number Diff line
@@ -236,11 +236,12 @@ int filemap_fdatawrite(struct address_space *mapping) 
}

EXPORT_SYMBOL(filemap_fdatawrite);



static int filemap_fdatawrite_range(struct address_space *mapping, loff_t start,

int filemap_fdatawrite_range(struct address_space *mapping, loff_t start,

				loff_t end)

{

	return __filemap_fdatawrite_range(mapping, start, end, WB_SYNC_ALL);

}

EXPORT_SYMBOL(filemap_fdatawrite_range);



/**

 * filemap_flush - mostly a non-blocking flush