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authorRickard Green <[email protected]>2014-02-24 14:14:24 +0100
committerRickard Green <[email protected]>2014-02-24 14:14:24 +0100
commitce614726e9fb19b462ed41a2f020b68ef98cd532 (patch)
treec61534690567d2ad32671e85d46aedbc02041718 /erts/include
parent15c4e79462cd890c2782fc14c9ac9b8cf99ee46f (diff)
parentb2017b91a5572f7bc2caf15082b4b105f3a3e21d (diff)
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Merge branch 'rickard/assumed-cacheline-size/OTP-11742'
* rickard/assumed-cacheline-size/OTP-11742: Introduce configure option --with-assumed-cache-line-size=SIZE
Diffstat (limited to 'erts/include')
-rw-r--r--erts/include/internal/ethread.h2
-rw-r--r--erts/include/internal/ethread_header_config.h.in2
2 files changed, 3 insertions, 1 deletions
diff --git a/erts/include/internal/ethread.h b/erts/include/internal/ethread.h
index 38b8e9e9b6..3a676e2a36 100644
--- a/erts/include/internal/ethread.h
+++ b/erts/include/internal/ethread.h
@@ -60,7 +60,7 @@
#endif
/* Assume 64-byte cache line size */
-#define ETHR_CACHE_LINE_SIZE 64
+#define ETHR_CACHE_LINE_SIZE ASSUMED_CACHE_LINE_SIZE
#define ETHR_CACHE_LINE_MASK (ETHR_CACHE_LINE_SIZE - 1)
#define ETHR_CACHE_LINE_ALIGN_SIZE(SZ) \
diff --git a/erts/include/internal/ethread_header_config.h.in b/erts/include/internal/ethread_header_config.h.in
index dd3599f86d..b36322490a 100644
--- a/erts/include/internal/ethread_header_config.h.in
+++ b/erts/include/internal/ethread_header_config.h.in
@@ -235,3 +235,5 @@
/* Define if you want to turn on extra sanity checking in the ethread library */
#undef ETHR_XCHK
+/* Assumed cache-line size (in bytes) */
+#undef ASSUMED_CACHE_LINE_SIZE