fuse: drop redundant arguments to fuse_perform_write

pos is always equal to iocb->ki_pos, and mapping is always equal to
iocb->ki_filp->f_mapping.

Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Christoph Hellwig <[email protected]>
Reviewed-by: Damien Le Moal <[email protected]>
Reviewed-by: Hannes Reinecke <[email protected]>
Acked-by: Miklos Szeredi <[email protected]>
Cc: Al Viro <[email protected]>
Cc: Andreas Gruenbacher <[email protected]>
Cc: Anna Schumaker <[email protected]>
Cc: Chao Yu <[email protected]>
Cc: Christian Brauner <[email protected]>
Cc: "Darrick J. Wong" <[email protected]>
Cc: Ilya Dryomov <[email protected]>
Cc: Jaegeuk Kim <[email protected]>
Cc: Jens Axboe <[email protected]>
Cc: Johannes Thumshirn <[email protected]>
Cc: Matthew Wilcox <[email protected]>
Cc: Miklos Szeredi <[email protected]>
Cc: Theodore Ts'o <[email protected]>
Cc: Trond Myklebust <[email protected]>
Cc: Xiubo Li <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>

1 files changed, 5 insertions, 6 deletions

diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index d5902506cdcc..b4e272a65fdd 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -1280,13 +1280,13 @@ static inline unsigned int fuse_wr_pages(loff_t pos, size_t len,
 		     max_pages);
 }
 
-static ssize_t fuse_perform_write(struct kiocb *iocb,
-				  struct address_space *mapping,
-				  struct iov_iter *ii, loff_t pos)
+static ssize_t fuse_perform_write(struct kiocb *iocb, struct iov_iter *ii)
 {
+	struct address_space *mapping = iocb->ki_filp->f_mapping;
 	struct inode *inode = mapping->host;
 	struct fuse_conn *fc = get_fuse_conn(inode);
 	struct fuse_inode *fi = get_fuse_inode(inode);
+	loff_t pos = iocb->ki_pos;
 	int err = 0;
 	ssize_t res = 0;
 
@@ -1383,8 +1383,7 @@ writethrough:
 		if (written < 0 || !iov_iter_count(from))
 			goto out;
 
-		written_buffered = fuse_perform_write(iocb, mapping, from,
-						      iocb->ki_pos);
+		written_buffered = fuse_perform_write(iocb, from);
 		if (written_buffered < 0) {
 			err = written_buffered;
 			goto out;
@@ -1403,7 +1402,7 @@ writethrough:
 
 		written += written_buffered;
 	} else {
-		written = fuse_perform_write(iocb, mapping, from, iocb->ki_pos);
+		written = fuse_perform_write(iocb, from);
 	}
 out:
 	inode_unlock(inode);