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| author | Max Kellermann <max@duempel.org> | 2014-08-11 23:06:45 +0200 |
|---|---|---|
| committer | Max Kellermann <max@duempel.org> | 2014-08-11 23:06:45 +0200 |
| commit | c597538b4023fd1f40bbb66f79caa508b223a8f2 (patch) | |
| tree | f77433b0db2f1f57250632c60c58420b16d4803a | |
| parent | 43f964e28df15d724c7ee7fd5e15b57ae6ce2ef6 (diff) | |
| download | mpd-c597538b4023fd1f40bbb66f79caa508b223a8f2.tar.gz mpd-c597538b4023fd1f40bbb66f79caa508b223a8f2.tar.xz mpd-c597538b4023fd1f40bbb66f79caa508b223a8f2.zip | |
util/HugeAllocator: implement on Windows
| -rw-r--r-- | src/util/HugeAllocator.hxx | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/util/HugeAllocator.hxx b/src/util/HugeAllocator.hxx index 70d54daa2..e85f936dc 100644 --- a/src/util/HugeAllocator.hxx +++ b/src/util/HugeAllocator.hxx @@ -63,6 +63,28 @@ HugeFree(void *p, size_t size); void HugeDiscard(void *p, size_t size); +#elif defined(WIN32) +#include <windows.h> + +gcc_malloc +static inline void * +HugeAllocate(size_t size) +{ + return VirtualAlloc(nullptr, size, MEM_LARGE_PAGES, PAGE_READWRITE); +} + +static inline void +HugeFree(void *p, gcc_unused size_t size) +{ + VirtualFree(p, 0, MEM_RELEASE); +} + +static inline void +HugeDiscard(void *p, size_t size) +{ + VirtualAlloc(p, size, MEM_RESET, PAGE_NOACCESS); +} + #else /* not Linux: fall back to standard C calls */ |