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https://github.com/kdave/btrfs-progs
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af00db292e
When we discover bad blocks in the extent allocation tree, repair can now discard them and recreate the references from the rest of the trees. Signed-off-by: Chris Mason <chris.mason@oracle.com>
51 lines
1.4 KiB
C
51 lines
1.4 KiB
C
/*
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* Copyright (C) 2012 Oracle. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License v2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 021110-1307, USA.
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*/
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#include "ctree.h"
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#include "extent-cache.h"
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#include "utils.h"
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#include "repair.h"
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int btrfs_add_corrupt_extent_record(struct btrfs_fs_info *info,
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struct btrfs_key *first_key,
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u64 start, u64 len, int level)
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{
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int ret = 0;
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struct btrfs_corrupt_block *corrupt;
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if (!info->corrupt_blocks)
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return 0;
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corrupt = malloc(sizeof(*corrupt));
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if (!corrupt)
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return -ENOMEM;
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memcpy(&corrupt->key, first_key, sizeof(*first_key));
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corrupt->cache.start = start;
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corrupt->cache.size = len;
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corrupt->level = level;
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ret = insert_existing_cache_extent(info->corrupt_blocks, &corrupt->cache);
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if (ret)
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free(corrupt);
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BUG_ON(ret && ret != -EEXIST);
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return ret;
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}
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