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->aio_read and ->aio_write removed

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2015-04-04 01:14:53 -04:00
parent 1c65d98672
commit 8436318205
8 changed files with 9 additions and 54 deletions
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2
Documentation/filesystems/Locking
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@@ -429,8 +429,6 @@ prototypes:
loff_t (*llseek) (struct file *, loff_t, int);
ssize_t (*read) (struct file *, char __user *, size_t, loff_t *);
ssize_t (*write) (struct file *, const char __user *, size_t, loff_t *);
ssize_t (*aio_read) (struct kiocb *, const struct iovec *, unsigned long, loff_t);
ssize_t (*aio_write) (struct kiocb *, const struct iovec *, unsigned long, loff_t);
ssize_t (*read_iter) (struct kiocb *, struct iov_iter *);
ssize_t (*write_iter) (struct kiocb *, struct iov_iter *);
int (*iterate) (struct file *, struct dir_context *);

3
Documentation/filesystems/porting
View File

@@ -480,3 +480,6 @@ in your dentry operations instead.
[mandatory]
do _not_ use new_sync_{read,write} for ->read/->write; leave it NULL
instead.
--
[mandatory]
->aio_read/->aio_write are gone. Use ->read_iter/->write_iter.

6
Documentation/filesystems/vfs.txt
View File

@@ -804,8 +804,6 @@ struct file_operations {
loff_t (*llseek) (struct file *, loff_t, int);
ssize_t (*read) (struct file *, char __user *, size_t, loff_t *);
ssize_t (*write) (struct file *, const char __user *, size_t, loff_t *);
ssize_t (*aio_read) (struct kiocb *, const struct iovec *, unsigned long, loff_t);
ssize_t (*aio_write) (struct kiocb *, const struct iovec *, unsigned long, loff_t);
ssize_t (*read_iter) (struct kiocb *, struct iov_iter *);
ssize_t (*write_iter) (struct kiocb *, struct iov_iter *);
int (*iterate) (struct file *, struct dir_context *);
@@ -838,14 +836,10 @@ otherwise noted.
read: called by read(2) and related system calls
aio_read: vectored, possibly asynchronous read
read_iter: possibly asynchronous read with iov_iter as destination
write: called by write(2) and related system calls
aio_write: vectored, possibly asynchronous write
write_iter: possibly asynchronous write with iov_iter as source
iterate: called when the VFS needs to read the directory contents