/* SPDX-License-Identifier: GPL-2.0-only */
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/* -*- mode: c; c-basic-offset: 8; -*-
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* vim: noexpandtab sw=8 ts=8 sts=0:
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*
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* filecheck.h
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*
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* Online file check.
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*
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* Copyright (C) 2016 SuSE. All rights reserved.
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*/
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#ifndef FILECHECK_H
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#define FILECHECK_H
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#include <linux/types.h>
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#include <linux/list.h>
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/* File check errno */
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enum {
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OCFS2_FILECHECK_ERR_SUCCESS = 0, /* Success */
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OCFS2_FILECHECK_ERR_FAILED = 1000, /* Other failure */
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OCFS2_FILECHECK_ERR_INPROGRESS, /* In progress */
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OCFS2_FILECHECK_ERR_READONLY, /* Read only */
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OCFS2_FILECHECK_ERR_INJBD, /* Buffer in jbd */
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OCFS2_FILECHECK_ERR_INVALIDINO, /* Invalid ino */
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OCFS2_FILECHECK_ERR_BLOCKECC, /* Block ecc */
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OCFS2_FILECHECK_ERR_BLOCKNO, /* Block number */
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OCFS2_FILECHECK_ERR_VALIDFLAG, /* Inode valid flag */
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OCFS2_FILECHECK_ERR_GENERATION, /* Inode generation */
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OCFS2_FILECHECK_ERR_UNSUPPORTED /* Unsupported */
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};
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#define OCFS2_FILECHECK_ERR_START OCFS2_FILECHECK_ERR_FAILED
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#define OCFS2_FILECHECK_ERR_END OCFS2_FILECHECK_ERR_UNSUPPORTED
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struct ocfs2_filecheck {
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struct list_head fc_head; /* File check entry list head */
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spinlock_t fc_lock;
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unsigned int fc_max; /* Maximum number of entry in list */
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unsigned int fc_size; /* Current entry count in list */
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unsigned int fc_done; /* Finished entry count in list */
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};
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#define OCFS2_FILECHECK_MAXSIZE 100
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#define OCFS2_FILECHECK_MINSIZE 10
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/* File check operation type */
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enum {
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OCFS2_FILECHECK_TYPE_CHK = 0, /* Check a file(inode) */
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OCFS2_FILECHECK_TYPE_FIX, /* Fix a file(inode) */
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OCFS2_FILECHECK_TYPE_SET = 100 /* Set entry list maximum size */
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};
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struct ocfs2_filecheck_sysfs_entry { /* sysfs entry per partition */
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struct kobject fs_kobj;
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struct completion fs_kobj_unregister;
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struct ocfs2_filecheck *fs_fcheck;
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};
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int ocfs2_filecheck_create_sysfs(struct ocfs2_super *osb);
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void ocfs2_filecheck_remove_sysfs(struct ocfs2_super *osb);
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#endif /* FILECHECK_H */
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