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Merge pull request #6758 from jbeich/fastmem

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host_memory: enable fastmem on FreeBSD
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bunnei 2021-07-28 13:01:54 -07:00 committed by GitHub
commit f771d92e44
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1 changed files with 7 additions and 2 deletions
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9
src/common/host_memory.cpp
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@ -6,7 +6,7 @@
#include <windows.h> #include <windows.h>
#include "common/dynamic_library.h" #include "common/dynamic_library.h"
#elif defined(__linux__) // ^^^ Windows ^^^ vvv Linux vvv #elif defined(__linux__) || defined(__FreeBSD__) // ^^^ Windows ^^^ vvv Linux vvv
#ifndef _GNU_SOURCE #ifndef _GNU_SOURCE
#define _GNU_SOURCE #define _GNU_SOURCE
@ -343,7 +343,7 @@ private:
std::unordered_map<size_t, size_t> placeholder_host_pointers; ///< Placeholder backing offset std::unordered_map<size_t, size_t> placeholder_host_pointers; ///< Placeholder backing offset
}; };
#elif defined(__linux__) // ^^^ Windows ^^^ vvv Linux vvv #elif defined(__linux__) || defined(__FreeBSD__) // ^^^ Windows ^^^ vvv Linux vvv
class HostMemory::Impl { class HostMemory::Impl {
public: public:
@ -357,7 +357,12 @@ public:
}); });
// Backing memory initialization // Backing memory initialization
#if defined(__FreeBSD__) && __FreeBSD__ < 13
// XXX Drop after FreeBSD 12.* reaches EOL on 2024-06-30
fd = shm_open(SHM_ANON, O_RDWR, 0600);
#else
fd = memfd_create("HostMemory", 0); fd = memfd_create("HostMemory", 0);
#endif
if (fd == -1) { if (fd == -1) {
LOG_CRITICAL(HW_Memory, "memfd_create failed: {}", strerror(errno)); LOG_CRITICAL(HW_Memory, "memfd_create failed: {}", strerror(errno));
throw std::bad_alloc{}; throw std::bad_alloc{};