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util/fossilize_db: Don't corrupt keys during entry read. 

We change the hash that is still used to set entry->key.

Fixes: d2d642cc01 "util/fossilize_db: Only allocate entries after full read."
Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/12725>
This commit is contained in:
Bas Nieuwenhuizen 2021-09-04 03:32:21 +02:00
parent 5610b5840d
commit 8de60a1654
1 changed files with 6 additions and 6 deletions
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12
src/util/fossilize_db.c
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@ -156,18 +156,18 @@ update_foz_index(struct foz_db *foz_db, FILE *db_idx, unsigned file_idx)
offset += header->payload_size;
parsed_offset = offset;
/* Truncate the entry's hash string to a 64bit hash for use with a
* 64bit hash table for looking up file offsets.
*/
hash_str[16] = '\0';
uint64_t key = strtoull(hash_str, NULL, 16);
struct foz_db_entry *entry = ralloc(foz_db->mem_ctx,
struct foz_db_entry);
entry->header = *header;
entry->file_idx = file_idx;
_mesa_sha1_hex_to_sha1(entry->key, hash_str);
/* Truncate the entry's hash string to a 64bit hash for use with a
* 64bit hash table for looking up file offsets.
*/
hash_str[16] = '\0';
uint64_t key = strtoull(hash_str, NULL, 16);
entry->offset = cache_offset;
_mesa_hash_table_u64_insert(foz_db->index_db, key, entry);