Use MADV_FREE instead of MADV_DONTNEED

akuzm · akuzm · commit 1b9727421d70 · 2020-06-03T12:47:16.000+03:00
diff --git a/contrib/jemalloc-cmake/include_linux_aarch64/jemalloc/internal/jemalloc_internal_defs.h.in b/contrib/jemalloc-cmake/include_linux_aarch64/jemalloc/internal/jemalloc_internal_defs.h.in
@@ -279,9 +279,11 @@
  *                                 MADV_FREE, though typically with higher
  *                                 system overhead.
  */
+#if defined(__linux__)
 #define JEMALLOC_PURGE_MADVISE_FREE
+#else
 #define JEMALLOC_PURGE_MADVISE_DONTNEED
-#define JEMALLOC_PURGE_MADVISE_DONTNEED_ZEROS
+#endif
 
 /* Defined if madvise(2) is available but MADV_FREE is not (x86 Linux only). */
 /* #undef JEMALLOC_DEFINE_MADVISE_FREE */
diff --git a/contrib/jemalloc-cmake/include_linux_x86_64/jemalloc/internal/jemalloc_internal_defs.h.in b/contrib/jemalloc-cmake/include_linux_x86_64/jemalloc/internal/jemalloc_internal_defs.h.in
@@ -279,9 +279,11 @@
  *                                 MADV_FREE, though typically with higher
  *                                 system overhead.
  */
+#if defined(__linux__)
 #define JEMALLOC_PURGE_MADVISE_FREE
+#else
 #define JEMALLOC_PURGE_MADVISE_DONTNEED
-#define JEMALLOC_PURGE_MADVISE_DONTNEED_ZEROS
+#endif
 
 /* Defined if madvise(2) is available but MADV_FREE is not (x86 Linux only). */
 /* #undef JEMALLOC_DEFINE_MADVISE_FREE */
