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Commit ee22f0c4 authored by Zhao Lei's avatar Zhao Lei Committed by Chris Mason
Browse files

btrfs: delete unused argument in btrfs_copy_from_user 



size_t write_bytes is not necessary for btrfs_copy_from_user(),
delete it.

Signed-off-by: default avatarZhao Lei <zhaolei@cn.fujitsu.com>
Signed-off-by: default avatarChris Mason <clm@fb.com>
parent ad1ba2a0

fs/btrfs/file.c

+2 −4
Original line number Diff line number Diff line
@@ -406,8 +406,7 @@ int btrfs_run_defrag_inodes(struct btrfs_fs_info *fs_info) 
/* simple helper to fault in pages and copy.  This should go away

 * and be replaced with calls into generic code.

 */

static noinline int btrfs_copy_from_user(loff_t pos, int num_pages,

					 size_t write_bytes,

static noinline int btrfs_copy_from_user(loff_t pos, size_t write_bytes,

					 struct page **prepared_pages,

					 struct iov_iter *i)

{
@@ -1588,8 +1587,7 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file, 
			ret = 0;

		}



		copied = btrfs_copy_from_user(pos, num_pages,

					   write_bytes, pages, i);

		copied = btrfs_copy_from_user(pos, write_bytes, pages, i);



		/*

		 * if we have trouble faulting in the pages, fall