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nfs: switch to ->write_iter() 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2014-04-03 14:07:25 -04:00
parent f5674c31ee
commit edaf436948
3 changed files with 10 additions and 12 deletions
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16
fs/nfs/file.c
View File

@ -634,23 +634,21 @@ static int nfs_need_sync_write(struct file *filp, struct inode *inode)
return 0;
}
ssize_t nfs_file_write(struct kiocb *iocb, const struct iovec *iov,
unsigned long nr_segs, loff_t pos)
ssize_t nfs_file_write(struct kiocb *iocb, struct iov_iter *from)
{
struct file *file = iocb->ki_filp;
struct inode *inode = file_inode(file);
unsigned long written = 0;
ssize_t result;
size_t count = iov_length(iov, nr_segs);
struct iov_iter from;
iov_iter_init(&from, WRITE, iov, nr_segs, count);
size_t count = iov_iter_count(from);
loff_t pos = iocb->ki_pos;
result = nfs_key_timeout_notify(file, inode);
if (result)
return result;
if (file->f_flags & O_DIRECT)
return nfs_file_direct_write(iocb, &from, pos, true);
return nfs_file_direct_write(iocb, from, pos, true);
dprintk("NFS: write(%pD2, %zu@%Ld)\n",
file, count, (long long) pos);
@ -671,7 +669,7 @@ ssize_t nfs_file_write(struct kiocb *iocb, const struct iovec *iov,
if (!count)
goto out;
result = generic_file_aio_write(iocb, iov, nr_segs, pos);
result = generic_file_write_iter(iocb, from);
if (result > 0)
written = result;
@ -941,9 +939,9 @@ EXPORT_SYMBOL_GPL(nfs_setlease);
const struct file_operations nfs_file_operations = {
.llseek = nfs_file_llseek,
.read = new_sync_read,
.write = do_sync_write,
.write = new_sync_write,
.read_iter = nfs_file_read,
.aio_write = nfs_file_write,
.write_iter = nfs_file_write,
.mmap = nfs_file_mmap,
.open = nfs_file_open,
.flush = nfs_file_flush,

2
fs/nfs/internal.h
View File

@ -324,7 +324,7 @@ 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 *);
ssize_t nfs_file_write(struct kiocb *, const struct iovec *, unsigned long, loff_t);
ssize_t nfs_file_write(struct kiocb *, struct iov_iter *);
int nfs_file_release(struct inode *, struct file *);
int nfs_lock(struct file *, int, struct file_lock *);
int nfs_flock(struct file *, int, struct file_lock *);

4
fs/nfs/nfs4file.c
View File

@ -119,9 +119,9 @@ 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 = new_sync_read,
.write = do_sync_write,
.write = new_sync_write,
.read_iter = nfs_file_read,
.aio_write = nfs_file_write,
.write_iter = nfs_file_write,
.mmap = nfs_file_mmap,
.open = nfs4_file_open,
.flush = nfs_file_flush,