2abccadb9e
When loading cache metadata, it should be started with exactly the same name as it was running previously. Otherwise load should fail and return newly added error code. Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
125 lines
2.3 KiB
C
125 lines
2.3 KiB
C
/*
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* Copyright(c) 2012-2018 Intel Corporation
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* SPDX-License-Identifier: BSD-3-Clause-Clear
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*/
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#ifndef __OCF_ERR_H__
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#define __OCF_ERR_H__
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/**
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* @file
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* @brief OCF error codes definitions
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*/
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/**
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* @brief OCF error enumerator
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*/
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typedef enum {
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/** Invalid input parameter value */
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OCF_ERR_INVAL = 1000000,
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/** Try again */
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OCF_ERR_AGAIN,
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/** Operation interrupted */
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OCF_ERR_INTR,
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/** Operation not supported */
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OCF_ERR_NOT_SUPP,
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/** Out of memory */
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OCF_ERR_NO_MEM,
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/** Lock not acquired */
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OCF_ERR_NO_LOCK,
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/** Metadata version mismatch */
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OCF_ERR_METADATA_VER,
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/** No metadata found on device */
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OCF_ERR_NO_METADATA,
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/** Cache metadata found on device */
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OCF_ERR_METADATA_FOUND,
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/** Invalid volume type */
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OCF_ERR_INVAL_VOLUME_TYPE,
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/** Unknown error occurred */
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OCF_ERR_UNKNOWN,
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/** To many caches */
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OCF_ERR_TOO_MANY_CACHES,
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/** Not enough RAM to start cache */
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OCF_ERR_NO_FREE_RAM,
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/** Start cache failure */
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OCF_ERR_START_CACHE_FAIL,
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/** Cache ID/name does not exist */
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OCF_ERR_CACHE_NOT_EXIST,
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/** Core ID/name does not exist */
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OCF_ERR_CORE_NOT_EXIST,
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/** Cache ID/name already exists */
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OCF_ERR_CACHE_EXIST,
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/** Core ID/name already exists */
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OCF_ERR_CORE_EXIST,
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/** Too many core devices in cache */
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OCF_ERR_TOO_MANY_CORES,
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/** Core device not available */
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OCF_ERR_CORE_NOT_AVAIL,
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/** Cannot open device exclusively*/
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OCF_ERR_NOT_OPEN_EXC,
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/** Cache device not available */
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OCF_ERR_CACHE_NOT_AVAIL,
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/** IO Class does not exist */
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OCF_ERR_IO_CLASS_NOT_EXIST,
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/** IO Error */
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OCF_ERR_IO,
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/** Error while writing to cache device */
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OCF_ERR_WRITE_CACHE,
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/** Error while writing to core device */
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OCF_ERR_WRITE_CORE,
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/*!< Dirty shutdown */
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OCF_ERR_DIRTY_SHUTDOWN,
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/** Cache contains dirty data */
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OCF_ERR_DIRTY_EXISTS,
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/** Flushing of core interrupted */
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OCF_ERR_FLUSHING_INTERRUPTED,
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/** Adding core to core pool failed */
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OCF_ERR_CANNOT_ADD_CORE_TO_POOL,
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/** Cache is in incomplete state */
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OCF_ERR_CACHE_IN_INCOMPLETE_STATE,
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/** Core device is in inactive state */
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OCF_ERR_CORE_IN_INACTIVE_STATE,
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/** Invalid cache mode */
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OCF_ERR_INVALID_CACHE_MODE,
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/** Invalid cache line size */
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OCF_ERR_INVALID_CACHE_LINE_SIZE,
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/** Invalid cache name loaded*/
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OCF_ERR_CACHE_NAME_MISMATCH,
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} ocf_error_t;
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#endif /* __OCF_ERR_H__ */
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