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Message-Id: <1380540373-25352-10-git-send-email-treding@nvidia.com>
Date: Mon, 30 Sep 2013 13:26:12 +0200
From: Thierry Reding <thierry.reding@...il.com>
To: Alexander Viro <viro@...iv.linux.org.uk>
Cc: linux-fsdevel@...r.kernel.org, linux-next@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: linux-next: manual merge of the vfs tree
Today's linux-next merge of the vfs tree got conflicts in
fs/nfs/direct.c
fs/nfs/file.c
I fixed them up (see below). Please check if the resolution looks correct.
Thanks,
Thierry
---
diff --cc fs/nfs/direct.c
index 239c2fe,d71d66c..e83817c
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@@ -118,18 -117,26 +118,17 @@@ static inline int put_dreq(struct nfs_d
* @nr_segs: size of iovec array
*
* The presence of this routine in the address space ops vector means
- * the NFS client supports direct I/O. However, for most direct IO, we
- * shunt off direct read and write requests before the VFS gets them,
- * so this method is only ever called for swap.
+ * the NFS client supports direct I/O. However, we shunt off direct
+ * read and write requests before the VFS gets them, so this method
+ * should never be called.
*/
-ssize_t nfs_direct_IO(int rw, struct kiocb *iocb, const struct iovec *iov, loff_t pos, unsigned long nr_segs)
+ssize_t nfs_direct_IO(int rw, struct kiocb *iocb, struct iov_iter *iter,
+ loff_t pos)
{
- dprintk("NFS: nfs_direct_IO (%s) off/no(%Ld/%lu) EINVAL\n",
- iocb->ki_filp->f_path.dentry->d_name.name,
- (long long) pos, iter->nr_segs);
-#ifndef CONFIG_NFS_SWAP
+ dprintk("NFS: nfs_direct_IO (%pD) off/no(%Ld/%lu) EINVAL\n",
+ iocb->ki_filp, (long long) pos, nr_segs);
return -EINVAL;
-#else
- VM_BUG_ON(iocb->ki_nbytes != PAGE_SIZE);
-
- if (rw == READ || rw == KERNEL_READ)
- return nfs_file_direct_read(iocb, iov, nr_segs, pos,
- rw == READ ? true : false);
- return nfs_file_direct_write(iocb, iov, nr_segs, pos,
- rw == WRITE ? true : false);
-#endif /* CONFIG_NFS_SWAP */
}
static void nfs_direct_release_pages(struct page **pages, unsigned int npages)
@@@ -1010,13 -905,11 +1009,11 @@@ ssize_t nfs_file_direct_read(struct kio
struct address_space *mapping = file->f_mapping;
size_t count;
- count = iov_length(iov, nr_segs);
+ count = iov_iter_count(iter);
nfs_add_stats(mapping->host, NFSIOS_DIRECTREADBYTES, count);
- dfprintk(FILE, "NFS: direct read(%s/%s, %zd@%Ld)\n",
- file->f_path.dentry->d_parent->d_name.name,
- file->f_path.dentry->d_name.name,
- count, (long long) pos);
+ dfprintk(FILE, "NFS: direct read(%pD2, %zd@%Ld)\n",
+ file, count, (long long) pos);
retval = 0;
if (!count)
@@@ -1065,13 -959,11 +1062,11 @@@ ssize_t nfs_file_direct_write(struct ki
struct address_space *mapping = file->f_mapping;
size_t count;
- count = iov_length(iov, nr_segs);
+ count = iov_iter_count(iter);
nfs_add_stats(mapping->host, NFSIOS_DIRECTWRITTENBYTES, count);
- dfprintk(FILE, "NFS: direct write(%s/%s, %zd@%Ld)\n",
- file->f_path.dentry->d_parent->d_name.name,
- file->f_path.dentry->d_name.name,
- count, (long long) pos);
+ dfprintk(FILE, "NFS: direct write(%pD2, %zd@%Ld)\n",
+ file, count, (long long) pos);
retval = generic_write_checks(file, &pos, &count, 0);
if (retval)
diff --cc fs/nfs/file.c
index 19ac4fd,e2fcacf..cb66d5f
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@@ -174,18 -165,18 +165,17 @@@ nfs_file_flush(struct file *file, fl_ow
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_iter(struct kiocb *iocb, struct iov_iter *iter, loff_t pos)
{
- struct dentry * dentry = iocb->ki_filp->f_path.dentry;
- struct inode * inode = dentry->d_inode;
+ struct inode *inode = file_inode(iocb->ki_filp);
ssize_t result;
if (iocb->ki_filp->f_flags & O_DIRECT)
- return nfs_file_direct_read(iocb, iov, nr_segs, pos, true);
+ return nfs_file_direct_read(iocb, iter, pos);
- dprintk("NFS: read_iter(%s/%s, %lu@%lu)\n",
- dentry->d_parent->d_name.name, dentry->d_name.name,
- (unsigned long) iov_iter_count(iter), (unsigned long) pos);
- dprintk("NFS: read(%pD2, %lu@%lu)\n",
++ dprintk("NFS: read_iter(%pD2, %lu@%lu)\n",
+ iocb->ki_filp,
+ (unsigned long) iov_length(iov, nr_segs), (unsigned long) pos);
result = nfs_revalidate_mapping(inode, iocb->ki_filp->f_mapping);
if (!result) {
@@@ -655,25 -634,24 +633,24 @@@ static int nfs_need_sync_write(struct f
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_iter(struct kiocb *iocb, struct iov_iter *iter,
+ loff_t pos)
{
- struct dentry * dentry = iocb->ki_filp->f_path.dentry;
- struct inode * inode = dentry->d_inode;
+ 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);
+ size_t count = iov_iter_count(iter);
- result = nfs_key_timeout_notify(iocb->ki_filp, inode);
+ result = nfs_key_timeout_notify(file, inode);
if (result)
return result;
- if (iocb->ki_filp->f_flags & O_DIRECT)
+ if (file->f_flags & O_DIRECT)
- return nfs_file_direct_write(iocb, iov, nr_segs, pos, true);
+ return nfs_file_direct_write(iocb, iter, pos);
- dprintk("NFS: write_iter(%s/%s, %lu@...d)\n",
- dentry->d_parent->d_name.name, dentry->d_name.name,
- (unsigned long) count, (long long) pos);
- dprintk("NFS: write(%pD2, %lu@%Ld)\n",
++ dprintk("NFS: write_iter(%pD2, %lu@%Ld)\n",
+ file, (unsigned long) count, (long long) pos);
result = -EBUSY;
if (IS_SWAPFILE(inode))
--
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