| /* |
| * Copyright (C) 2018 Oracle. All Rights Reserved. |
| * |
| * Author: Darrick J. Wong <darrick.wong@oracle.com> |
| * |
| * 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 would 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 the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. |
| */ |
| #ifndef XFS_SCRUB_READ_VERIFY_H_ |
| #define XFS_SCRUB_READ_VERIFY_H_ |
| |
| struct scrub_ctx; |
| struct read_verify_pool; |
| |
| /* Function called when an IO error happens. */ |
| typedef void (*read_verify_ioerr_fn_t)(struct scrub_ctx *ctx, |
| struct disk *disk, uint64_t start, uint64_t length, |
| int error, void *arg); |
| |
| struct read_verify_pool *read_verify_pool_init(struct scrub_ctx *ctx, |
| size_t miniosz, read_verify_ioerr_fn_t ioerr_fn, |
| unsigned int nproc); |
| void read_verify_pool_flush(struct read_verify_pool *rvp); |
| void read_verify_pool_destroy(struct read_verify_pool *rvp); |
| |
| struct read_verify { |
| void *io_end_arg; |
| struct disk *io_disk; |
| uint64_t io_start; /* bytes */ |
| uint64_t io_length; /* bytes */ |
| }; |
| |
| bool read_verify_schedule_io(struct read_verify_pool *rvp, |
| struct read_verify *rv, struct disk *disk, uint64_t start, |
| uint64_t length, void *end_arg); |
| bool read_verify_force_io(struct read_verify_pool *rvp, struct read_verify *rv); |
| uint64_t read_verify_bytes(struct read_verify_pool *rvp); |
| |
| #endif /* XFS_SCRUB_READ_VERIFY_H_ */ |