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btrfs-progs: check/original: add inode transid detect and repair support

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The inode transid detect and repair is reusing the existing inode
geneartion code.

Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Qu Wenruo 2020-08-26 08:52:32 +08:00 committed by David Sterba
parent ce2dcb3615
commit 0eafacf668
1 changed files with 5 additions and 3 deletions
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8
check/main.c
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@ -620,7 +620,7 @@ static void print_inode_error(struct btrfs_root *root, struct inode_record *rec)
fprintf(stderr, ", invalid inode mode bit 0%o",
rec->imode & ~07777);
if (errors & I_ERR_INVALID_GEN)
fprintf(stderr, ", invalid inode generation");
fprintf(stderr, ", invalid inode generation or transid");
fprintf(stderr, "\n");
/* Print the holes if needed */
@ -912,7 +912,8 @@ static int process_inode_item(struct extent_buffer *eb,
* inode generation uplimit, use super_generation + 1 anyway
*/
gen_uplimit = btrfs_super_generation(gfs_info->super_copy) + 1;
if (btrfs_inode_generation(eb, item) > gen_uplimit)
if (btrfs_inode_generation(eb, item) > gen_uplimit ||
btrfs_inode_transid(eb, item) > gen_uplimit)
rec->errors |= I_ERR_INVALID_GEN;
maybe_free_inode_rec(&active_node->inode_cache, rec);
return 0;
@ -2835,9 +2836,10 @@ static int repair_inode_gen_original(struct btrfs_trans_handle *trans,
ii = btrfs_item_ptr(path->nodes[0], path->slots[0],
struct btrfs_inode_item);
btrfs_set_inode_generation(path->nodes[0], ii, trans->transid);
btrfs_set_inode_transid(path->nodes[0], ii, trans->transid);
btrfs_mark_buffer_dirty(path->nodes[0]);
btrfs_release_path(path);
printf("resetting inode generation to %llu for ino %llu\n",
printf("resetting inode generation/transid to %llu for ino %llu\n",
trans->transid, rec->ino);
rec->errors &= ~I_ERR_INVALID_GEN;
return 0;