Lines Matching refs:iocb
866 static ssize_t ceph_sync_read(struct kiocb *iocb, struct iov_iter *to, in ceph_sync_read() argument
869 struct file *file = iocb->ki_filp; in ceph_sync_read()
875 u64 off = iocb->ki_pos; in ceph_sync_read()
982 if (off > iocb->ki_pos) { in ceph_sync_read()
986 ret = off - iocb->ki_pos; in ceph_sync_read()
987 iocb->ki_pos = off; in ceph_sync_read()
995 struct kiocb *iocb; member
1023 if (aio_req->iocb->ki_flags & IOCB_DIRECT) in ceph_aio_complete()
1035 loff_t endoff = aio_req->iocb->ki_pos + aio_req->total_len; in ceph_aio_complete()
1054 aio_req->iocb->ki_complete(aio_req->iocb, ret, 0); in ceph_aio_complete()
1111 loff_t endoff = aio_req->iocb->ki_pos + rc; in ceph_aio_complete_req()
1204 ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter, in ceph_direct_read_write() argument
1208 struct file *file = iocb->ki_filp; in ceph_direct_read_write()
1222 loff_t pos = iocb->ki_pos; in ceph_direct_read_write()
1282 if (pos == iocb->ki_pos && !is_sync_kiocb(iocb) && in ceph_direct_read_write()
1286 aio_req->iocb = iocb; in ceph_direct_read_write()
1400 if (ret != -EOLDSNAPC && pos > iocb->ki_pos) { in ceph_direct_read_write()
1401 ret = pos - iocb->ki_pos; in ceph_direct_read_write()
1402 iocb->ki_pos = pos; in ceph_direct_read_write()
1415 ceph_sync_write(struct kiocb *iocb, struct iov_iter *from, loff_t pos, in ceph_sync_write() argument
1418 struct file *file = iocb->ki_filp; in ceph_sync_write()
1531 iocb->ki_pos = pos; in ceph_sync_write()
1543 static ssize_t ceph_read_iter(struct kiocb *iocb, struct iov_iter *to) in ceph_read_iter() argument
1545 struct file *filp = iocb->ki_filp; in ceph_read_iter()
1551 bool direct_lock = iocb->ki_flags & IOCB_DIRECT; in ceph_read_iter()
1558 inode, ceph_vinop(inode), iocb->ki_pos, (unsigned)len, inode); in ceph_read_iter()
1572 if (iocb->ki_flags & IOCB_DIRECT) in ceph_read_iter()
1580 (iocb->ki_flags & IOCB_DIRECT) || in ceph_read_iter()
1584 inode, ceph_vinop(inode), iocb->ki_pos, (unsigned)len, in ceph_read_iter()
1588 if (!retry_op && (iocb->ki_flags & IOCB_DIRECT)) { in ceph_read_iter()
1589 ret = ceph_direct_read_write(iocb, to, in ceph_read_iter()
1594 ret = ceph_sync_read(iocb, to, &retry_op); in ceph_read_iter()
1602 inode, ceph_vinop(inode), iocb->ki_pos, (unsigned)len, in ceph_read_iter()
1605 ret = generic_file_read_iter(iocb, to); in ceph_read_iter()
1647 if (iocb->ki_pos < i_size && in ceph_read_iter()
1648 iocb->ki_pos < PAGE_SIZE) { in ceph_read_iter()
1650 iocb->ki_pos + len); in ceph_read_iter()
1655 iocb->ki_pos & ~PAGE_MASK, in ceph_read_iter()
1656 end - iocb->ki_pos, to); in ceph_read_iter()
1657 iocb->ki_pos += ret; in ceph_read_iter()
1660 if (iocb->ki_pos < i_size && read < len) { in ceph_read_iter()
1662 i_size - iocb->ki_pos); in ceph_read_iter()
1664 iocb->ki_pos += ret; in ceph_read_iter()
1672 if (retry_op == CHECK_EOF && iocb->ki_pos < i_size && in ceph_read_iter()
1675 ", reading more\n", iocb->ki_pos, i_size); in ceph_read_iter()
1700 static ssize_t ceph_write_iter(struct kiocb *iocb, struct iov_iter *from) in ceph_write_iter() argument
1702 struct file *file = iocb->ki_filp; in ceph_write_iter()
1724 if ((iocb->ki_flags & (IOCB_DIRECT | IOCB_APPEND)) == IOCB_DIRECT) in ceph_write_iter()
1736 if (iocb->ki_flags & IOCB_APPEND) { in ceph_write_iter()
1742 err = generic_write_checks(iocb, from); in ceph_write_iter()
1746 pos = iocb->ki_pos; in ceph_write_iter()
1802 (iocb->ki_flags & IOCB_DIRECT) || (fi->flags & CEPH_F_SYNC) || in ceph_write_iter()
1822 if (iocb->ki_flags & IOCB_DIRECT) in ceph_write_iter()
1823 written = ceph_direct_read_write(iocb, &data, snapc, in ceph_write_iter()
1826 written = ceph_sync_write(iocb, &data, pos, snapc); in ceph_write_iter()
1844 iocb->ki_pos = pos + written; in ceph_write_iter()
1858 if (ceph_quota_is_max_bytes_approaching(inode, iocb->ki_pos)) in ceph_write_iter()
1876 iocb->ki_flags |= IOCB_DSYNC; in ceph_write_iter()
1877 written = generic_write_sync(iocb, written); in ceph_write_iter()