diff options
Diffstat (limited to 'mm/filemap.c')
| -rw-r--r-- | mm/filemap.c | 43 |
1 files changed, 8 insertions, 35 deletions
diff --git a/mm/filemap.c b/mm/filemap.c index 7dcdb9db710d..2f724e3cdf24 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -1663,6 +1663,14 @@ out: return written ? written : error; } +/** + * generic_file_read_iter - generic filesystem read routine + * @iocb: kernel I/O control block + * @iter: destination for the data read + * + * This is the "read_iter()" routine for all filesystems + * that can use the page cache directly. + */ ssize_t generic_file_read_iter(struct kiocb *iocb, struct iov_iter *iter) { @@ -1713,28 +1721,6 @@ out: } EXPORT_SYMBOL(generic_file_read_iter); -/** - * generic_file_aio_read - generic filesystem read routine - * @iocb: kernel I/O control block - * @iov: io vector request - * @nr_segs: number of segments in the iovec - * @pos: current file position - * - * This is the "read()" routine for all filesystems - * that can use the page cache directly. - */ -ssize_t -generic_file_aio_read(struct kiocb *iocb, const struct iovec *iov, - unsigned long nr_segs, loff_t pos) -{ - size_t count = iov_length(iov, nr_segs); - struct iov_iter i; - - iov_iter_init(&i, READ, iov, nr_segs, count); - return generic_file_read_iter(iocb, &i); -} -EXPORT_SYMBOL(generic_file_aio_read); - #ifdef CONFIG_MMU /** * page_cache_read - adds requested page to the page cache if not already there @@ -2675,19 +2661,6 @@ ssize_t generic_file_write_iter(struct kiocb *iocb, struct iov_iter *from) } EXPORT_SYMBOL(generic_file_write_iter); -ssize_t generic_file_aio_write(struct kiocb *iocb, const struct iovec *iov, - unsigned long nr_segs, loff_t pos) -{ - size_t count = iov_length(iov, nr_segs); - struct iov_iter from; - - BUG_ON(iocb->ki_pos != pos); - - iov_iter_init(&from, WRITE, iov, nr_segs, count); - return generic_file_write_iter(iocb, &from); -} -EXPORT_SYMBOL(generic_file_aio_write); - /** * try_to_release_page() - release old fs-specific metadata on a page * |