gfs2: Convert aio_read/write ops to read/write_iter

Signed-off-by: Dave Kleikamp <dave.kleikamp@oracle.com>
Cc: Steven Whitehouse <swhiteho@redhat.com>
Cc: cluster-devel@redhat.com

diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
index 72c3866a73205217b9fe57d7863ce2376ce8002b..23cbdd4dcde56623ccb6a6d08f22f51a1bcf94ab 100644 (file)
--- a/fs/gfs2/file.c
+++ b/fs/gfs2/file.c
@@ -679,10 +679,9 @@ static int gfs2_fsync(struct file *file, loff_t start, loff_t end,
 }
 
 /**
- * gfs2_file_aio_write - Perform a write to a file
+ * gfs2_file_write_iter - Perform a write to a file
  * @iocb: The io context
- * @iov: The data to write
- * @nr_segs: Number of @iov segments
+ * @iter: The data to write
  * @pos: The file position
  *
  * We have to do a lock/unlock here to refresh the inode size for
@@ -692,11 +691,11 @@ static int gfs2_fsync(struct file *file, loff_t start, loff_t end,
  *
  */
 
-static ssize_t gfs2_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
-                                  unsigned long nr_segs, loff_t pos)
+static ssize_t gfs2_file_write_iter(struct kiocb *iocb, struct iov_iter *iter,
+                                   loff_t pos)
 {
        struct file *file = iocb->ki_filp;
-       size_t writesize = iov_length(iov, nr_segs);
+       size_t writesize = iov_iter_count(iter);
        struct gfs2_inode *ip = GFS2_I(file_inode(file));
        int ret;
 
@@ -715,7 +714,7 @@ static ssize_t gfs2_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
                gfs2_glock_dq_uninit(&gh);
        }
 
-       return generic_file_aio_write(iocb, iov, nr_segs, pos);
+       return generic_file_write_iter(iocb, iter, pos);
 }
 
 static int fallocate_chunk(struct inode *inode, loff_t offset, loff_t len,
@@ -1047,9 +1046,9 @@ static int gfs2_flock(struct file *file, int cmd, struct file_lock *fl)
 const struct file_operations gfs2_file_fops = {
        .llseek         = gfs2_llseek,
        .read           = do_sync_read,
-       .aio_read       = generic_file_aio_read,
+       .read_iter      = generic_file_read_iter,
        .write          = do_sync_write,
-       .aio_write      = gfs2_file_aio_write,
+       .write_iter     = gfs2_file_write_iter,
        .unlocked_ioctl = gfs2_ioctl,
        .mmap           = gfs2_mmap,
        .open           = gfs2_open,
@@ -1079,9 +1078,9 @@ const struct file_operations gfs2_dir_fops = {
 const struct file_operations gfs2_file_fops_nolock = {
        .llseek         = gfs2_llseek,
        .read           = do_sync_read,
-       .aio_read       = generic_file_aio_read,
+       .read_iter      = generic_file_read_iter,
        .write          = do_sync_write,
-       .aio_write      = gfs2_file_aio_write,
+       .write_iter     = gfs2_file_write_iter,
        .unlocked_ioctl = gfs2_ioctl,
        .mmap           = gfs2_mmap,
        .open           = gfs2_open,