From: Dave Kleikamp <dave.kleikamp@oracle.com>
To: linux-kernel@vger.kernel.org
Cc: linux-fsdevel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
"Maxim V. Patlasov" <mpatlasov@parallels.com>,
Zach Brown <zab@zabbo.net>, Christoph Hellwig <hch@infradead.org>,
Dave Kleikamp <dave.kleikamp@oracle.com>,
David Howells <dhowells@redhat.com>,
linux-afs@lists.infradead.org
Subject: [PATCH V9 30/33] afs: add support for read_iter and write_iter
Date: Wed, 16 Oct 2013 09:04:43 -0500 [thread overview]
Message-ID: <1381932286-14978-31-git-send-email-dave.kleikamp@oracle.com> (raw)
In-Reply-To: <1381932286-14978-1-git-send-email-dave.kleikamp@oracle.com>
Signed-off-by: Dave Kleikamp <dave.kleikamp@oracle.com>
Cc: David Howells <dhowells@redhat.com>
Cc: linux-afs@lists.infradead.org
---
fs/afs/file.c | 4 ++--
fs/afs/internal.h | 3 +--
fs/afs/write.c | 9 ++++-----
3 files changed, 7 insertions(+), 9 deletions(-)
diff --git a/fs/afs/file.c b/fs/afs/file.c
index 66d50fe..3b71622 100644
--- a/fs/afs/file.c
+++ b/fs/afs/file.c
@@ -33,8 +33,8 @@ const struct file_operations afs_file_operations = {
.llseek = generic_file_llseek,
.read = do_sync_read,
.write = do_sync_write,
- .aio_read = generic_file_aio_read,
- .aio_write = afs_file_write,
+ .read_iter = generic_file_read_iter,
+ .write_iter = afs_file_write,
.mmap = generic_file_readonly_mmap,
.splice_read = generic_file_splice_read,
.fsync = afs_fsync,
diff --git a/fs/afs/internal.h b/fs/afs/internal.h
index a306bb6..9c048ff 100644
--- a/fs/afs/internal.h
+++ b/fs/afs/internal.h
@@ -747,8 +747,7 @@ extern int afs_write_end(struct file *file, struct address_space *mapping,
extern int afs_writepage(struct page *, struct writeback_control *);
extern int afs_writepages(struct address_space *, struct writeback_control *);
extern void afs_pages_written_back(struct afs_vnode *, struct afs_call *);
-extern ssize_t afs_file_write(struct kiocb *, const struct iovec *,
- unsigned long, loff_t);
+extern ssize_t afs_file_write(struct kiocb *, struct iov_iter *, loff_t);
extern int afs_writeback_all(struct afs_vnode *);
extern int afs_fsync(struct file *, loff_t, loff_t, int);
diff --git a/fs/afs/write.c b/fs/afs/write.c
index a890db4..9fa2f59 100644
--- a/fs/afs/write.c
+++ b/fs/afs/write.c
@@ -625,15 +625,14 @@ void afs_pages_written_back(struct afs_vnode *vnode, struct afs_call *call)
/*
* write to an AFS file
*/
-ssize_t afs_file_write(struct kiocb *iocb, const struct iovec *iov,
- unsigned long nr_segs, loff_t pos)
+ssize_t afs_file_write(struct kiocb *iocb, struct iov_iter *iter, loff_t pos)
{
struct afs_vnode *vnode = AFS_FS_I(file_inode(iocb->ki_filp));
ssize_t result;
- size_t count = iov_length(iov, nr_segs);
+ size_t count = iov_iter_count(iter);
_enter("{%x.%u},{%zu},%lu,",
- vnode->fid.vid, vnode->fid.vnode, count, nr_segs);
+ vnode->fid.vid, vnode->fid.vnode, count, iter->nr_segs);
if (IS_SWAPFILE(&vnode->vfs_inode)) {
printk(KERN_INFO
@@ -644,7 +643,7 @@ ssize_t afs_file_write(struct kiocb *iocb, const struct iovec *iov,
if (!count)
return 0;
- result = generic_file_aio_write(iocb, iov, nr_segs, pos);
+ result = generic_file_write_iter(iocb, iter, pos);
if (IS_ERR_VALUE(result)) {
_leave(" = %zd", result);
return result;
--
1.8.4
next prev parent reply other threads:[~2013-10-16 14:04 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-16 14:04 [PATCH V9 00/33] loop: Issue O_DIRECT aio using bio_vec Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 01/33] iov_iter: move into its own file Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 02/33] iov_iter: iov_iter_copy_from_user() should use non-atomic copy Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 03/33] iov_iter: add copy_to_user support Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 04/33] iov_iter: add __iovec_copy_to_user() Dave Kleikamp
[not found] ` <1381932286-14978-1-git-send-email-dave.kleikamp-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
2013-10-16 14:04 ` [PATCH V9 05/33] fuse: convert fuse to use iov_iter_copy_[to|from]_user Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 06/33] iov_iter: hide iovec details behind ops function pointers Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 07/33] iov_iter: ii_iovec_copy_to_user should pre-fault user pages Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 08/33] iov_iter: add bvec support Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 09/33] iov_iter: add a shorten call Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 10/33] iov_iter: let callers extract iovecs and bio_vecs Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 11/33] dio: Convert direct_IO to use iov_iter Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 12/33] dio: add bio_vec support to __blockdev_direct_IO() Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 13/33] fs: pull iov_iter use higher up the stack Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 14/33] aio: add aio_kernel_() interface Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 15/33] aio: add aio support for iov_iter arguments Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 16/33] bio: add bvec_length(), like iov_length() Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 17/33] loop: use aio to perform io on the underlying file Dave Kleikamp
2013-10-18 17:55 ` [PATCH V9.1 " Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 18/33] fs: create file_readable() and file_writable() functions Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 19/33] fs: use read_iter and write_iter rather than aio_read and aio_write Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 20/33] fs: add read_iter and write_iter to several file systems Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 21/33] ocfs2: add support for read_iter and write_iter Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 22/33] ext4: " Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 23/33] nfs: add support for read_iter, write_iter Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 24/33] nfs: simplify swap Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 25/33] btrfs: add support for read_iter and write_iter Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 26/33] block_dev: add support for read_iter, write_iter Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 27/33] xfs: add support for read_iter and write_iter Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 28/33] gfs2: Convert aio_read/write ops to read/write_iter Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 29/33] udf: convert file ops from aio_read/write " Dave Kleikamp
2013-10-16 14:04 ` Dave Kleikamp [this message]
2013-10-16 14:04 ` [PATCH V9 31/33] ecrpytfs: Convert aio_read/write ops " Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 32/33] ubifs: convert file ops from aio_read/write " Dave Kleikamp
2013-10-16 14:04 ` [PATCH V9 33/33] tmpfs: add support for read_iter and write_iter Dave Kleikamp
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