From: Dave Kleikamp <dave.kleikamp@oracle.com>
To: linux-fsdevel@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, Zach Brown <zab@zabbo.net>,
"Maxim V. Patlasov" <mpatlasov@parallels.com>,
Dave Kleikamp <dave.kleikamp@oracle.com>,
David Howells <dhowells@redhat.com>,
linux-afs@lists.infradead.org
Subject: [PATCH v4 29/31] afs: add support for read_iter and write_iter
Date: Wed, 21 Nov 2012 16:41:09 -0600 [thread overview]
Message-ID: <1353537671-26284-30-git-send-email-dave.kleikamp@oracle.com> (raw)
In-Reply-To: <1353537671-26284-1-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 8f6e923..27b9b66 100644
--- a/fs/afs/file.c
+++ b/fs/afs/file.c
@@ -32,8 +32,8 @@ 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 9aa52d9..2c2a6d2 100644
--- a/fs/afs/write.c
+++ b/fs/afs/write.c
@@ -624,16 +624,15 @@ 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 dentry *dentry = iocb->ki_filp->f_path.dentry;
struct afs_vnode *vnode = AFS_FS_I(dentry->d_inode);
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;
--
1.8.0
next prev parent reply other threads:[~2012-11-22 19:32 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-21 22:40 [PATCH v4 00/31] loop: Issue O_DIRECT aio using bio_vec Dave Kleikamp
2012-11-21 22:40 ` [PATCH v4 01/31] iov_iter: move into its own file Dave Kleikamp
2012-11-23 8:14 ` Christoph Hellwig
2012-11-23 17:34 ` Dave Kleikamp
2012-11-21 22:40 ` [PATCH v4 02/31] iov_iter: iov_iter_copy_from_user() should use non-atomic copy Dave Kleikamp
2012-11-21 22:40 ` [PATCH v4 03/31] iov_iter: add copy_to_user support Dave Kleikamp
2012-11-21 22:40 ` [PATCH v4 04/31] fuse: convert fuse to use iov_iter_copy_[to|from]_user Dave Kleikamp
2012-11-21 22:40 ` [PATCH v4 05/31] iov_iter: hide iovec details behind ops function pointers Dave Kleikamp
2012-11-21 22:40 ` [PATCH v4 06/31] iov_iter: add bvec support Dave Kleikamp
2012-11-21 22:40 ` [PATCH v4 07/31] iov_iter: add a shorten call Dave Kleikamp
2012-11-21 22:40 ` [PATCH v4 08/31] iov_iter: let callers extract iovecs and bio_vecs Dave Kleikamp
2012-11-21 22:40 ` [PATCH v4 09/31] dio: create a dio_aligned() helper function Dave Kleikamp
2012-11-23 8:19 ` Christoph Hellwig
2012-11-23 17:45 ` Dave Kleikamp
2012-12-03 22:06 ` Dave Kleikamp
2012-11-21 22:40 ` [PATCH v4 10/31] dio: Convert direct_IO to use iov_iter Dave Kleikamp
2012-11-21 22:40 ` [PATCH v4 11/31] dio: add bio_vec support to __blockdev_direct_IO() Dave Kleikamp
2012-11-21 22:40 ` [PATCH v4 12/31] fs: pull iov_iter use higher up the stack Dave Kleikamp
2012-11-21 22:40 ` [PATCH v4 13/31] aio: add aio_kernel_() interface Dave Kleikamp
2012-11-21 22:40 ` [PATCH v4 14/31] aio: add aio support for iov_iter arguments Dave Kleikamp
2012-11-21 22:40 ` [PATCH v4 15/31] bio: add bvec_length(), like iov_length() Dave Kleikamp
2012-11-21 22:40 ` [PATCH v4 16/31] loop: use aio to perform io on the underlying file Dave Kleikamp
2012-11-22 23:06 ` Dave Chinner
2012-12-03 16:59 ` Dave Kleikamp
2012-12-04 2:52 ` Dave Chinner
2012-12-04 2:58 ` Dave Kleikamp
2012-11-21 22:40 ` [PATCH v4 17/31] fs: create file_readable() and file_writable() functions Dave Kleikamp
2012-11-21 22:40 ` [PATCH v4 18/31] fs: use read_iter and write_iter rather than aio_read and aio_write Dave Kleikamp
2012-11-21 22:41 ` [PATCH v4 20/31] ocfs2: add support for read_iter, write_iter, and direct_IO_bvec Dave Kleikamp
2012-11-21 22:41 ` [PATCH v4 21/31] ext4: add support for read_iter and write_iter Dave Kleikamp
2012-11-21 22:41 ` [PATCH v4 22/31] nfs: add support for read_iter, write_iter Dave Kleikamp
2012-11-21 22:41 ` [PATCH v4 23/31] nfs: simplify swap Dave Kleikamp
2012-11-23 8:21 ` Christoph Hellwig
2012-11-23 17:50 ` Dave Kleikamp
2012-11-21 22:41 ` [PATCH v4 24/31] btrfs: add support for read_iter and write_iter Dave Kleikamp
2012-11-21 22:41 ` [PATCH v4 25/31] block_dev: add support for read_iter, write_iter Dave Kleikamp
2012-11-21 22:41 ` [PATCH v4 26/31] xfs: add support for read_iter and write_iter Dave Kleikamp
2012-11-21 22:41 ` [PATCH v4 27/31] gfs2: Convert aio_read/write ops to read/write_iter Dave Kleikamp
2012-11-22 9:51 ` Steven Whitehouse
2012-11-22 22:59 ` Dave Chinner
2012-11-23 17:59 ` Dave Kleikamp
2012-12-03 19:14 ` Dave Kleikamp
2012-11-21 22:41 ` [PATCH v4 28/31] udf: convert file ops from aio_read/write " Dave Kleikamp
2012-11-21 22:41 ` Dave Kleikamp [this message]
2012-11-21 22:41 ` [PATCH v4 30/31] ecrpytfs: Convert aio_read/write ops " Dave Kleikamp
2012-11-21 22:41 ` [PATCH v4 31/31] ubifs: convert file ops from aio_read/write " Dave Kleikamp
2012-11-22 19:47 ` [PATCH v4 00/31] loop: Issue O_DIRECT aio using bio_vec Christoph Hellwig
2012-11-23 17:33 ` Dave Kleikamp
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