diff options
Diffstat (limited to 'staging_vespalib/src/vespa/vespalib/util/malloc_mmap_guard.cpp')
-rw-r--r-- | staging_vespalib/src/vespa/vespalib/util/malloc_mmap_guard.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/staging_vespalib/src/vespa/vespalib/util/malloc_mmap_guard.cpp b/staging_vespalib/src/vespa/vespalib/util/malloc_mmap_guard.cpp index 0ced160fda2..67181dfd16f 100644 --- a/staging_vespalib/src/vespa/vespalib/util/malloc_mmap_guard.cpp +++ b/staging_vespalib/src/vespa/vespalib/util/malloc_mmap_guard.cpp @@ -1,7 +1,9 @@ // Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root. #include "malloc_mmap_guard.h" #include <vespa/vespalib/util/size_literals.h> +#ifdef __linux__ #include <malloc.h> +#endif #include <limits> #include <cassert> @@ -10,14 +12,20 @@ namespace vespalib { MallocMmapGuard::MallocMmapGuard(size_t mmapLimit) : _threadId(std::this_thread::get_id()) { +#ifdef __linux__ int limit = mmapLimit <= std::numeric_limits<int>::max() ? mmapLimit : std::numeric_limits<int>::max(); mallopt(M_MMAP_THRESHOLD, limit); +#else + (void) mmapLimit; +#endif } MallocMmapGuard::~MallocMmapGuard() { assert(_threadId == std::this_thread::get_id()); +#ifdef __linux__ mallopt(M_MMAP_THRESHOLD, 1_Gi); +#endif } } |