diff options
Diffstat (limited to 'src/third_party/wiredtiger/src/include/hardware.h')
| -rw-r--r-- | src/third_party/wiredtiger/src/include/hardware.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/third_party/wiredtiger/src/include/hardware.h b/src/third_party/wiredtiger/src/include/hardware.h index 93ed8a868b6..0e52818ae05 100644 --- a/src/third_party/wiredtiger/src/include/hardware.h +++ b/src/third_party/wiredtiger/src/include/hardware.h @@ -45,7 +45,16 @@ &(p)->flags_atomic, __orig, __orig & ~(uint8_t)(mask))); \ } while (0) -#define WT_CACHE_LINE_ALIGNMENT 64 /* Cache line alignment */ +/* + * Cache line alignment. + */ +#if defined(__PPC64__) || defined(PPC64) +#define WT_CACHE_LINE_ALIGNMENT 128 +#elif defined(__s390x__) +#define WT_CACHE_LINE_ALIGNMENT 256 +#else +#define WT_CACHE_LINE_ALIGNMENT 64 +#endif #define WT_CACHE_LINE_ALIGNMENT_VERIFY(session, a) \ WT_ASSERT(session, \ WT_PTRDIFF(&(a)[1], &(a)[0]) >= WT_CACHE_LINE_ALIGNMENT && \ |