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authorAl Viro <viro@zeniv.linux.org.uk>2014-03-04 21:27:34 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2014-05-06 17:32:44 -0400
commitd8d3d94b80aa1a1c0ca75c58b8abdc7356f38418 (patch)
tree132f846b04371426b8795475597846aae75e7e07 /fs/ext3
parentcb66a7a1f149ff705fa37cad6d1252b046e0ad4f (diff)
downloadlinux-d8d3d94b80aa1a1c0ca75c58b8abdc7356f38418.tar.bz2
pass iov_iter to ->direct_IO()
unmodified, for now Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/ext3')
-rw-r--r--fs/ext3/inode.c16
1 files changed, 7 insertions, 9 deletions
diff --git a/fs/ext3/inode.c b/fs/ext3/inode.c
index f5157d0d1b43..7a5c501dc31b 100644
--- a/fs/ext3/inode.c
+++ b/fs/ext3/inode.c
@@ -1820,8 +1820,7 @@ static int ext3_releasepage(struct page *page, gfp_t wait)
* VFS code falls back into buffered path in that case so we are safe.
*/
static ssize_t ext3_direct_IO(int rw, struct kiocb *iocb,
- const struct iovec *iov, loff_t offset,
- unsigned long nr_segs)
+ struct iov_iter *iter, loff_t offset)
{
struct file *file = iocb->ki_filp;
struct inode *inode = file->f_mapping->host;
@@ -1829,10 +1828,10 @@ static ssize_t ext3_direct_IO(int rw, struct kiocb *iocb,
handle_t *handle;
ssize_t ret;
int orphan = 0;
- size_t count = iov_length(iov, nr_segs);
+ size_t count = iov_length(iter->iov, iter->nr_segs);
int retries = 0;
- trace_ext3_direct_IO_enter(inode, offset, iov_length(iov, nr_segs), rw);
+ trace_ext3_direct_IO_enter(inode, offset, count, rw);
if (rw == WRITE) {
loff_t final_size = offset + count;
@@ -1856,15 +1855,15 @@ static ssize_t ext3_direct_IO(int rw, struct kiocb *iocb,
}
retry:
- ret = blockdev_direct_IO(rw, iocb, inode, iov, offset, nr_segs,
- ext3_get_block);
+ ret = blockdev_direct_IO(rw, iocb, inode, iter->iov, offset,
+ iter->nr_segs, ext3_get_block);
/*
* In case of error extending write may have instantiated a few
* blocks outside i_size. Trim these off again.
*/
if (unlikely((rw & WRITE) && ret < 0)) {
loff_t isize = i_size_read(inode);
- loff_t end = offset + iov_length(iov, nr_segs);
+ loff_t end = offset + count;
if (end > isize)
ext3_truncate_failed_direct_write(inode);
@@ -1909,8 +1908,7 @@ retry:
ret = err;
}
out:
- trace_ext3_direct_IO_exit(inode, offset,
- iov_length(iov, nr_segs), rw, ret);
+ trace_ext3_direct_IO_exit(inode, offset, count, rw, ret);
return ret;
}