upstream/bind9
1
0
Fork 0
mirror of https://github.com/isc-projects/bind9.git synced 2026-06-08 19:22:09 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

Fix invalid cache-line padding for qpcache buckets

Browse source 
The isc_queue_t was missing in the calculation of the required
padding size inside the qpcache bucket structure.
This commit is contained in:
Ondřej Surý 2025-03-21 09:29:17 +01:00
parent 75060cbd63
commit 3ef9b09620
No known key found for this signature in database
GPG key ID: 2820F37E873DEA41
1 changed files with 2 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
lib/dns/qpcache.c
View file

@ -238,8 +238,8 @@ typedef struct qpcache_bucket {
/* Padding to prevent false sharing between locks. */
uint8_t __padding[ISC_OS_CACHELINE_SIZE -
(sizeof(dns_slabheaderlist_t) + sizeof(isc_heap_t *) +
sizeof(isc_rwlock_t)) %
(sizeof(isc_queue_t) + sizeof(isc_rwlock_t) +
sizeof(dns_slabheaderlist_t) + sizeof(isc_heap_t *)) %
ISC_OS_CACHELINE_SIZE];
} qpcache_bucket_t;