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Merge branch '4232-rbtdb-performance-fix' into 'main'

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use read lock in rdataset_getownercase()

Closes #4232

See merge request isc-projects/bind9!8169
This commit is contained in:
Evan Hunt
2023-08-04 09:12:45 +00:00
parent c3fbcda5a1 b3c2b64662
commit 9aa6cd74fa
1 changed files with 2 additions and 2 deletions
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4
lib/dns/rdataslab.c
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@@ -1476,7 +1476,7 @@ rdataset_getownercase(const dns_rdataset_t *rdataset, dns_name_t *name) {
uint8_t mask = (1 << 7); uint8_t mask = (1 << 7);
uint8_t bits = 0; uint8_t bits = 0;
dns_db_locknode(header->db, header->node, isc_rwlocktype_write); dns_db_locknode(header->db, header->node, isc_rwlocktype_read);
if (!CASESET(header)) { if (!CASESET(header)) {
goto unlock; goto unlock;
@@ -1499,5 +1499,5 @@ rdataset_getownercase(const dns_rdataset_t *rdataset, dns_name_t *name) {
} }
unlock: unlock:
dns_db_unlocknode(header->db, header->node, isc_rwlocktype_write); dns_db_unlocknode(header->db, header->node, isc_rwlocktype_read);
} }