cifs: add .splice_write

add splice_write support in cifs vfs using iter_file_splice_write

Signed-off-by: Andrés Souto <kai670@gmail.com>
Signed-off-by: Steve French <smfrench@gmail.com>

diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 801b63b7900fa48c898d7a2ffd0ed3597c065864..a7be591d8e18cd317ffffb3b0b8330481a8ccfca 100644 (file)
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -1070,6 +1070,7 @@ const struct file_operations cifs_file_ops = {
        .flush = cifs_flush,
        .mmap  = cifs_file_mmap,
        .splice_read = generic_file_splice_read,
+       .splice_write = iter_file_splice_write,
        .llseek = cifs_llseek,
        .unlocked_ioctl = cifs_ioctl,
        .copy_file_range = cifs_copy_file_range,
@@ -1088,6 +1089,7 @@ const struct file_operations cifs_file_strict_ops = {
        .flush = cifs_flush,
        .mmap = cifs_file_strict_mmap,
        .splice_read = generic_file_splice_read,
+       .splice_write = iter_file_splice_write,
        .llseek = cifs_llseek,
        .unlocked_ioctl = cifs_ioctl,
        .copy_file_range = cifs_copy_file_range,
@@ -1107,6 +1109,7 @@ const struct file_operations cifs_file_direct_ops = {
        .flush = cifs_flush,
        .mmap = cifs_file_mmap,
        .splice_read = generic_file_splice_read,
+       .splice_write = iter_file_splice_write,
        .unlocked_ioctl  = cifs_ioctl,
        .copy_file_range = cifs_copy_file_range,
        .clone_file_range = cifs_clone_file_range,
@@ -1124,6 +1127,7 @@ const struct file_operations cifs_file_nobrl_ops = {
        .flush = cifs_flush,
        .mmap  = cifs_file_mmap,
        .splice_read = generic_file_splice_read,
+       .splice_write = iter_file_splice_write,
        .llseek = cifs_llseek,
        .unlocked_ioctl = cifs_ioctl,
        .copy_file_range = cifs_copy_file_range,
@@ -1141,6 +1145,7 @@ const struct file_operations cifs_file_strict_nobrl_ops = {
        .flush = cifs_flush,
        .mmap = cifs_file_strict_mmap,
        .splice_read = generic_file_splice_read,
+       .splice_write = iter_file_splice_write,
        .llseek = cifs_llseek,
        .unlocked_ioctl = cifs_ioctl,
        .copy_file_range = cifs_copy_file_range,
@@ -1159,6 +1164,7 @@ const struct file_operations cifs_file_direct_nobrl_ops = {
        .flush = cifs_flush,
        .mmap = cifs_file_mmap,
        .splice_read = generic_file_splice_read,
+       .splice_write = iter_file_splice_write,
        .unlocked_ioctl  = cifs_ioctl,
        .copy_file_range = cifs_copy_file_range,
        .clone_file_range = cifs_clone_file_range,