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Ian Lance Taylor authored
By default futexes are permitted in shared memory regions, which requires the kernel to translate the memory address. Since our futexes are never in shared memory, set FUTEX_PRIVATE_FLAG, which makes futex operations slightly more efficient. Change-Id: I2a82365ed27d5cd8d53c5382ebaca1a720a80952 Reviewed-on: https://go-review.googlesource.com/80144Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org> Reviewed-by: David Crawshaw <crawshaw@golang.org>
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