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11 lines
446 B
C++
11 lines
446 B
C++
--- src/DiskIO/Mmapped/MmappedFile.cc.orig 2016-12-16 10:06:20 UTC
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+++ src/DiskIO/Mmapped/MmappedFile.cc
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@@ -236,7 +236,7 @@ Mmapping::map()
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static const int pageSize = getpagesize();
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delta = offset % pageSize;
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- buf = mmap(NULL, length + delta, prot, flags, fd, offset - delta);
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+ buf = mmap(NULL, length + delta, prot, flags | MAP_NOSYNC, fd, offset - delta);
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if (buf == MAP_FAILED) {
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const int errNo = errno;
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