18 lines
833 B
Diff
18 lines
833 B
Diff
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diff -up gperftools-2.4/src/base/spinlock_linux-inl.h.armfutex gperftools-2.4/src/base/spinlock_linux-inl.h
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--- gperftools-2.4/src/base/spinlock_linux-inl.h.armfutex 2015-06-01 15:46:32.129618825 -0400
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+++ gperftools-2.4/src/base/spinlock_linux-inl.h 2015-06-01 15:46:55.081459716 -0400
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@@ -51,13 +51,8 @@ static struct InitModule {
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int x = 0;
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// futexes are ints, so we can use them only when
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// that's the same size as the lockword_ in SpinLock.
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-#ifdef __arm__
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- // ARM linux doesn't support sys_futex1(void*, int, int, struct timespec*);
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- have_futex = 0;
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-#else
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have_futex = (sizeof (Atomic32) == sizeof (int) &&
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sys_futex(&x, FUTEX_WAKE, 1, 0) >= 0);
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-#endif
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if (have_futex &&
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sys_futex(&x, FUTEX_WAKE | futex_private_flag, 1, 0) < 0) {
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futex_private_flag = 0;
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