summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorliamwhite <liamwhite@users.noreply.github.com>2023-01-01 16:24:07 +0100
committerGitHub <noreply@github.com>2023-01-01 16:24:07 +0100
commit92103d4ff3dfff541a6cb1b2c54a9b0646a35806 (patch)
tree770fe1892e16878aa26e130935e93f76ce6e6841
parentMerge pull request #9532 from zhaobot/tx-update-20230101024213 (diff)
parenthost_memory: Use transparent huge pages where available (diff)
downloadyuzu-92103d4ff3dfff541a6cb1b2c54a9b0646a35806.tar
yuzu-92103d4ff3dfff541a6cb1b2c54a9b0646a35806.tar.gz
yuzu-92103d4ff3dfff541a6cb1b2c54a9b0646a35806.tar.bz2
yuzu-92103d4ff3dfff541a6cb1b2c54a9b0646a35806.tar.lz
yuzu-92103d4ff3dfff541a6cb1b2c54a9b0646a35806.tar.xz
yuzu-92103d4ff3dfff541a6cb1b2c54a9b0646a35806.tar.zst
yuzu-92103d4ff3dfff541a6cb1b2c54a9b0646a35806.zip
-rw-r--r--src/common/host_memory.cpp19
1 files changed, 17 insertions, 2 deletions
diff --git a/src/common/host_memory.cpp b/src/common/host_memory.cpp
index 909f6cf3f..611c7d1a3 100644
--- a/src/common/host_memory.cpp
+++ b/src/common/host_memory.cpp
@@ -393,12 +393,27 @@ public:
}
// Virtual memory initialization
- virtual_base = static_cast<u8*>(
- mmap(nullptr, virtual_size, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0));
+#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;
}