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vm_native: supply only one madvise flag at a time

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This commit is contained in:
Nekotekina 2021-04-18 09:29:05 +03:00
parent bdac1d9bfd
commit c061991c43
1 changed files with 25 additions and 2 deletions
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27
rpcs3/util/vm_native.cpp
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@ -160,6 +160,10 @@ namespace utils
{
ensure(::madvise(ptr, orig_size, c_madv_no_dump) != -1);
}
else
{
ensure(::madvise(ptr, orig_size, c_madv_free) != -1);
}
return ptr;
#endif
@ -172,7 +176,15 @@ namespace utils
#else
const u64 ptr64 = reinterpret_cast<u64>(pointer);
ensure(::mprotect(reinterpret_cast<void*>(ptr64 & -4096), size + (ptr64 & 4095), +prot) != -1);
ensure(::madvise(reinterpret_cast<void*>(ptr64 & -4096), size + (ptr64 & 4095), MADV_WILLNEED | c_madv_dump) != -1);
if constexpr (c_madv_dump != 0)
{
ensure(::madvise(reinterpret_cast<void*>(ptr64 & -4096), size + (ptr64 & 4095), c_madv_dump) != -1);
}
else
{
ensure(::madvise(reinterpret_cast<void*>(ptr64 & -4096), size + (ptr64 & 4095), MADV_WILLNEED) != -1);
}
#endif
}
@ -188,6 +200,10 @@ namespace utils
{
ensure(::madvise(reinterpret_cast<void*>(ptr64 & -4096), size + (ptr64 & 4095), c_madv_no_dump) != -1);
}
else
{
ensure(::madvise(reinterpret_cast<void*>(ptr64 & -4096), size + (ptr64 & 4095), c_madv_free) != -1);
}
#endif
}
@ -208,7 +224,14 @@ namespace utils
}
}
ensure(::madvise(reinterpret_cast<void*>(ptr64 & -4096), size + (ptr64 & 4095), MADV_WILLNEED | c_madv_dump) != -1);
if constexpr (c_madv_dump != 0)
{
ensure(::madvise(reinterpret_cast<void*>(ptr64 & -4096), size + (ptr64 & 4095), c_madv_dump) != -1);
}
else
{
ensure(::madvise(reinterpret_cast<void*>(ptr64 & -4096), size + (ptr64 & 4095), MADV_WILLNEED) != -1);
}
#endif
}