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authorAl Viro <viro@zeniv.linux.org.uk>2016-09-22 23:35:42 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2016-10-05 18:23:56 -0400
commit82c156f853840645604acd7c2cebcb75ed1b6652 (patch)
tree19d74fbaafb300aa05523ad0ecb60f24f82c5d1f /fs/nfs/file.c
parent241699cd72a8489c9446ae3910ddd243e9b9061b (diff)
downloadlinux-82c156f853840645604acd7c2cebcb75ed1b6652.tar.bz2
switch generic_file_splice_read() to use of ->read_iter()
... and kill the ->splice_read() instances that can be switched to it Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/nfs/file.c')
-rw-r--r--fs/nfs/file.c25
1 files changed, 1 insertions, 24 deletions
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index ca699ddc11c1..2efbdde36c3e 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -182,29 +182,6 @@ nfs_file_read(struct kiocb *iocb, struct iov_iter *to)
}
EXPORT_SYMBOL_GPL(nfs_file_read);
-ssize_t
-nfs_file_splice_read(struct file *filp, loff_t *ppos,
- struct pipe_inode_info *pipe, size_t count,
- unsigned int flags)
-{
- struct inode *inode = file_inode(filp);
- ssize_t res;
-
- dprintk("NFS: splice_read(%pD2, %lu@%Lu)\n",
- filp, (unsigned long) count, (unsigned long long) *ppos);
-
- nfs_start_io_read(inode);
- res = nfs_revalidate_mapping(inode, filp->f_mapping);
- if (!res) {
- res = generic_file_splice_read(filp, ppos, pipe, count, flags);
- if (res > 0)
- nfs_add_stats(inode, NFSIOS_NORMALREADBYTES, res);
- }
- nfs_end_io_read(inode);
- return res;
-}
-EXPORT_SYMBOL_GPL(nfs_file_splice_read);
-
int
nfs_file_mmap(struct file * file, struct vm_area_struct * vma)
{
@@ -871,7 +848,7 @@ const struct file_operations nfs_file_operations = {
.fsync = nfs_file_fsync,
.lock = nfs_lock,
.flock = nfs_flock,
- .splice_read = nfs_file_splice_read,
+ .splice_read = generic_file_splice_read,
.splice_write = iter_file_splice_write,
.check_flags = nfs_check_flags,
.setlease = simple_nosetlease,