/*
* Copyright (c) 2020 Red Hat, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*
* $Id: //eng/vdo-releases/aluminum/src/c++/vdo/base/vioWrite.h#1 $
*/
#ifndef VIO_WRITE_H
#define VIO_WRITE_H
#include "types.h"
/**
* Release the PBN read lock if it is held.
*
* @param dataVIO The possible lock holder
**/
void releasePBNReadLock(DataVIO *dataVIO);
/**
* Start the asynchronous processing of a DataVIO for a write request which has
* acquired a lock on its logical block by joining the current flush generation
* and then attempting to allocate a physical block.
*
* @param dataVIO The DataVIO doing the write
**/
void launchWriteDataVIO(DataVIO *dataVIO);
/**
* Clean up a DataVIO which has finished processing a write.
*
* @param dataVIO The DataVIO to clean up
**/
void cleanupWriteDataVIO(DataVIO *dataVIO);
/**
* Continue a write by attempting to compress the data. This is a re-entry
* point to vioWrite used by hash locks.
*
* @param dataVIO The DataVIO to be compressed
**/
void compressData(DataVIO *dataVIO);
#endif /* VIO_WRITE_H */