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| author | Merry <git@mary.rs> | 2023-01-01 12:38:49 +0100 |
|---|---|---|
| committer | Merry <git@mary.rs> | 2023-01-01 12:40:35 +0100 |
| commit | fd1831b65bc8a0817776ac41f82b6ff053247b1b (patch) | |
| tree | 75154b03fc6d2e94660da0ec150ec8c147c06d2c | |
| parent | host_memory: Allocate virtual_base with MAP_NORESERVE (diff) | |
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| -rw-r--r-- | src/common/host_memory.cpp | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/common/host_memory.cpp b/src/common/host_memory.cpp index 4a67f77b2..611c7d1a3 100644 --- a/src/common/host_memory.cpp +++ b/src/common/host_memory.cpp @@ -393,12 +393,27 @@ public: } // Virtual memory initialization +#if defined(__FreeBSD__) + virtual_base = + static_cast<u8*>(mmap(nullptr, virtual_size, PROT_NONE, + MAP_PRIVATE | MAP_ANONYMOUS | MAP_ALIGNED_SUPER, -1, 0)); + if (virtual_base == MAP_FAILED) { + virtual_base = static_cast<u8*>( + mmap(nullptr, virtual_size, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0)); + if (virtual_base == MAP_FAILED) { + LOG_CRITICAL(HW_Memory, "mmap failed: {}", strerror(errno)); + throw std::bad_alloc{}; + } + } +#else virtual_base = static_cast<u8*>(mmap(nullptr, virtual_size, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS | MAP_NORESERVE, -1, 0)); if (virtual_base == MAP_FAILED) { LOG_CRITICAL(HW_Memory, "mmap failed: {}", strerror(errno)); throw std::bad_alloc{}; } + madvise(virtual_base, virtual_size, MADV_HUGEPAGE); +#endif good = true; } |