diff options
| author | jackpoz <giacomopoz@gmail.com> | 2017-11-29 20:14:35 +0100 |
|---|---|---|
| committer | funjoker <funjoker109@gmail.com> | 2021-02-25 18:50:55 +0100 |
| commit | e9e59e0861a259caaa02eb3929353b15b7a6f684 (patch) | |
| tree | 6bbc6db572ad34f2894ac8f4f3f5bfd11168a94e /dep | |
| parent | ba953eb6ac6add226b2c8150a9726053b06353cb (diff) | |
Dep/Jemalloc: Enable MADV_FREE if available
(cherry picked from commit 10ad43916fb67eaf59c5a676c83b36ec8506beec)
Diffstat (limited to 'dep')
| -rw-r--r-- | dep/jemalloc/CMakeLists.txt | 8 | ||||
| -rw-r--r-- | dep/jemalloc/jemalloc_internal_defs.h.in.cmake | 2 |
2 files changed, 9 insertions, 1 deletions
diff --git a/dep/jemalloc/CMakeLists.txt b/dep/jemalloc/CMakeLists.txt index 3e2ab40b821..33e586fe54b 100644 --- a/dep/jemalloc/CMakeLists.txt +++ b/dep/jemalloc/CMakeLists.txt @@ -10,6 +10,8 @@ if(CMAKE_SYSTEM_NAME MATCHES "Linux" AND NOT NOJEM) # We need to generate the jemalloc_def.h header based on platform-specific settings + CHECK_SYMBOL_EXISTS(MADV_FREE "sys/mman.h" HAVE_MADV_FREE) + if (PLATFORM EQUAL 32) set(JEM_SIZEDEF 2) set(JEM_TLSMODEL) @@ -20,6 +22,12 @@ if(CMAKE_SYSTEM_NAME MATCHES "Linux" AND NOT NOJEM) set(JEM_VADDRBITS 48) endif() + if (HAVE_MADV_FREE) + set(JEM_MADFREE_DEF "#define") + else() + set(JEM_MADFREE_DEF "#undef") + endif() + # Create the header, so we can use it configure_file( "${CMAKE_SOURCE_DIR}/dep/jemalloc/jemalloc_internal_defs.h.in.cmake" diff --git a/dep/jemalloc/jemalloc_internal_defs.h.in.cmake b/dep/jemalloc/jemalloc_internal_defs.h.in.cmake index 5af111726be..1527fa2c2fe 100644 --- a/dep/jemalloc/jemalloc_internal_defs.h.in.cmake +++ b/dep/jemalloc/jemalloc_internal_defs.h.in.cmake @@ -268,7 +268,7 @@ * MADV_FREE, though typically with higher * system overhead. */ -/*#define JEMALLOC_PURGE_MADVISE_FREE*/ +@JEM_MADFREE_DEF@ JEMALLOC_PURGE_MADVISE_FREE #define JEMALLOC_PURGE_MADVISE_DONTNEED #define JEMALLOC_PURGE_MADVISE_DONTNEED_ZEROS 1 |