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authorChristoph Hellwig <hch@lst.de>2016-02-08 14:40:51 +1100
committerDave Chinner <david@fromorbit.com>2016-02-08 14:40:51 +1100
commitc19b104a67b3bb1ac48275a8a1c9df666e676c25 (patch)
tree95ae08ca5133b2bbde0a0da94436b4ff9bb4da95 /fs/xfs/xfs_aops.c
parent273dda76f757108bc2b29d30a9595b6dd3bdf3a1 (diff)
downloadlwn-c19b104a67b3bb1ac48275a8a1c9df666e676c25.tar.gz
lwn-c19b104a67b3bb1ac48275a8a1c9df666e676c25.zip
xfs: fold xfs_vm_do_dio into xfs_vm_direct_IO
Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Brian Foster <bfoster@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'fs/xfs/xfs_aops.c')
-rw-r--r--fs/xfs/xfs_aops.c36
1 files changed, 14 insertions, 22 deletions
diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c
index f008a4f9dcea..8163910bc49f 100644
--- a/fs/xfs/xfs_aops.c
+++ b/fs/xfs/xfs_aops.c
@@ -1596,38 +1596,30 @@ xfs_end_io_direct_write(
return error;
}
-static inline ssize_t
-xfs_vm_do_dio(
- struct inode *inode,
+STATIC ssize_t
+xfs_vm_direct_IO(
struct kiocb *iocb,
struct iov_iter *iter,
- loff_t offset,
- dio_iodone_t endio,
- int flags)
+ loff_t offset)
{
+ struct inode *inode = iocb->ki_filp->f_mapping->host;
+ dio_iodone_t *endio = NULL;
+ int flags = 0;
struct block_device *bdev;
- if (IS_DAX(inode))
+ if (iov_iter_rw(iter) == WRITE) {
+ endio = xfs_end_io_direct_write;
+ flags = DIO_ASYNC_EXTEND;
+ }
+
+ if (IS_DAX(inode)) {
return dax_do_io(iocb, inode, iter, offset,
xfs_get_blocks_direct, endio, 0);
+ }
bdev = xfs_find_bdev_for_inode(inode);
return __blockdev_direct_IO(iocb, inode, bdev, iter, offset,
- xfs_get_blocks_direct, endio, NULL, flags);
-}
-
-STATIC ssize_t
-xfs_vm_direct_IO(
- struct kiocb *iocb,
- struct iov_iter *iter,
- loff_t offset)
-{
- struct inode *inode = iocb->ki_filp->f_mapping->host;
-
- if (iov_iter_rw(iter) == WRITE)
- return xfs_vm_do_dio(inode, iocb, iter, offset,
- xfs_end_io_direct_write, DIO_ASYNC_EXTEND);
- return xfs_vm_do_dio(inode, iocb, iter, offset, NULL, 0);
+ xfs_get_blocks_direct, endio, NULL, flags);
}
/*