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authorAl Viro <viro@zeniv.linux.org.uk>2014-04-02 20:14:12 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2014-05-06 17:37:59 -0400
commit3aa2d199f8eb8149a88005e88736d583cbc39d31 (patch)
tree21d0a81d243152141bfc792b333fa629ec6f75fa /fs
parenta886038baa48a17f2cf77fb5dcc204fd28659d8f (diff)
downloadop-kernel-dev-3aa2d199f8eb8149a88005e88736d583cbc39d31.zip
op-kernel-dev-3aa2d199f8eb8149a88005e88736d583cbc39d31.tar.gz
nfs: switch to ->read_iter()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs')
-rw-r--r--fs/nfs/file.c17
-rw-r--r--fs/nfs/internal.h2
-rw-r--r--fs/nfs/nfs4file.c4
3 files changed, 9 insertions, 14 deletions
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index ead8f44..200bdb0 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -165,26 +165,21 @@ nfs_file_flush(struct file *file, fl_owner_t id)
EXPORT_SYMBOL_GPL(nfs_file_flush);
ssize_t
-nfs_file_read(struct kiocb *iocb, const struct iovec *iov,
- unsigned long nr_segs, loff_t pos)
+nfs_file_read(struct kiocb *iocb, struct iov_iter *to)
{
struct inode *inode = file_inode(iocb->ki_filp);
- size_t count = iov_length(iov, nr_segs);
ssize_t result;
- struct iov_iter to;
-
- iov_iter_init(&to, READ, iov, nr_segs, count);
if (iocb->ki_filp->f_flags & O_DIRECT)
- return nfs_file_direct_read(iocb, &to, pos, true);
+ return nfs_file_direct_read(iocb, to, iocb->ki_pos, true);
dprintk("NFS: read(%pD2, %zu@%lu)\n",
iocb->ki_filp,
- count, (unsigned long) pos);
+ iov_iter_count(to), (unsigned long) iocb->ki_pos);
result = nfs_revalidate_mapping(inode, iocb->ki_filp->f_mapping);
if (!result) {
- result = generic_file_read_iter(iocb, &to);
+ result = generic_file_read_iter(iocb, to);
if (result > 0)
nfs_add_stats(inode, NFSIOS_NORMALREADBYTES, result);
}
@@ -945,9 +940,9 @@ EXPORT_SYMBOL_GPL(nfs_setlease);
const struct file_operations nfs_file_operations = {
.llseek = nfs_file_llseek,
- .read = do_sync_read,
+ .read = new_sync_read,
.write = do_sync_write,
- .aio_read = nfs_file_read,
+ .read_iter = nfs_file_read,
.aio_write = nfs_file_write,
.mmap = nfs_file_mmap,
.open = nfs_file_open,
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index dd8bfc2..e598e4a 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -320,7 +320,7 @@ int nfs_rename(struct inode *, struct dentry *, struct inode *, struct dentry *)
int nfs_file_fsync_commit(struct file *, loff_t, loff_t, int);
loff_t nfs_file_llseek(struct file *, loff_t, int);
int nfs_file_flush(struct file *, fl_owner_t);
-ssize_t nfs_file_read(struct kiocb *, const struct iovec *, unsigned long, loff_t);
+ssize_t nfs_file_read(struct kiocb *, struct iov_iter *);
ssize_t nfs_file_splice_read(struct file *, loff_t *, struct pipe_inode_info *,
size_t, unsigned int);
int nfs_file_mmap(struct file *, struct vm_area_struct *);
diff --git a/fs/nfs/nfs4file.c b/fs/nfs/nfs4file.c
index 8de3407..37a998c 100644
--- a/fs/nfs/nfs4file.c
+++ b/fs/nfs/nfs4file.c
@@ -118,9 +118,9 @@ nfs4_file_fsync(struct file *file, loff_t start, loff_t end, int datasync)
const struct file_operations nfs4_file_operations = {
.llseek = nfs_file_llseek,
- .read = do_sync_read,
+ .read = new_sync_read,
.write = do_sync_write,
- .aio_read = nfs_file_read,
+ .read_iter = nfs_file_read,
.aio_write = nfs_file_write,
.mmap = nfs_file_mmap,
.open = nfs4_file_open,
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