Merge Linus master into drm-next

The merge is clean, but the arm build fails afterwards,
due to API changes in the regulator tree.

I've included the patch into the merge to fix the build.

Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 13 insertions, 25 deletions

diff --git a/fs/coda/file.c b/fs/coda/file.c
index d244d743a232..1da3805f3ddc 100644
--- a/fs/coda/file.c
+++ b/fs/coda/file.c
@@ -27,19 +27,14 @@
 #include "coda_int.h"
 
 static ssize_t
-coda_file_read(struct file *coda_file, char __user *buf, size_t count, loff_t *ppos)
+coda_file_read_iter(struct kiocb *iocb, struct iov_iter *to)
 {
-	struct coda_file_info *cfi;
-	struct file *host_file;
+	struct file *coda_file = iocb->ki_filp;
+	struct coda_file_info *cfi = CODA_FTOC(coda_file);
 
-	cfi = CODA_FTOC(coda_file);
 	BUG_ON(!cfi || cfi->cfi_magic != CODA_MAGIC);
-	host_file = cfi->cfi_container;
 
-	if (!host_file->f_op->read)
-		return -EINVAL;
-
-	return host_file->f_op->read(host_file, buf, count, ppos);
+	return vfs_iter_read(cfi->cfi_container, to, &iocb->ki_pos);
 }
 
 static ssize_t
@@ -64,32 +59,25 @@ coda_file_splice_read(struct file *coda_file, loff_t *ppos,
 }
 
 static ssize_t
-coda_file_write(struct file *coda_file, const char __user *buf, size_t count, loff_t *ppos)
+coda_file_write_iter(struct kiocb *iocb, struct iov_iter *to)
 {
-	struct inode *host_inode, *coda_inode = file_inode(coda_file);
-	struct coda_file_info *cfi;
+	struct file *coda_file = iocb->ki_filp;
+	struct inode *coda_inode = file_inode(coda_file);
+	struct coda_file_info *cfi = CODA_FTOC(coda_file);
 	struct file *host_file;
 	ssize_t ret;
 
-	cfi = CODA_FTOC(coda_file);
 	BUG_ON(!cfi || cfi->cfi_magic != CODA_MAGIC);
-	host_file = cfi->cfi_container;
-
-	if (!host_file->f_op->write)
-		return -EINVAL;
 
-	host_inode = file_inode(host_file);
+	host_file = cfi->cfi_container;
 	file_start_write(host_file);
 	mutex_lock(&coda_inode->i_mutex);
-
-	ret = host_file->f_op->write(host_file, buf, count, ppos);
-
-	coda_inode->i_size = host_inode->i_size;
+	ret = vfs_iter_write(cfi->cfi_container, to, &iocb->ki_pos);
+	coda_inode->i_size = file_inode(host_file)->i_size;
 	coda_inode->i_blocks = (coda_inode->i_size + 511) >> 9;
 	coda_inode->i_mtime = coda_inode->i_ctime = CURRENT_TIME_SEC;
 	mutex_unlock(&coda_inode->i_mutex);
 	file_end_write(host_file);
-
 	return ret;
 }
 
@@ -231,8 +219,8 @@ int coda_fsync(struct file *coda_file, loff_t start, loff_t end, int datasync)
 
 const struct file_operations coda_file_operations = {
 	.llseek		= generic_file_llseek,
-	.read		= coda_file_read,
-	.write		= coda_file_write,
+	.read_iter	= coda_file_read_iter,
+	.write_iter	= coda_file_write_iter,
 	.mmap		= coda_file_mmap,
 	.open		= coda_open,
 	.release	= coda_release,