25 lines
765 B
Diff
25 lines
765 B
Diff
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Taken from Fedora, disable the lock elision run time check if it's not enabled
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at build time.
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--- sysdeps/unix/sysv/linux/x86/elision-conf.c 2014-09-27 00:25:46.443462345 -0400
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+++ sysdeps/unix/sysv/linux/x86/elision-conf.c 2014-09-27 00:29:53.586615813 -0400
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@@ -62,12 +62,16 @@
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char **argv __attribute__ ((unused)),
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char **environ)
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{
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- __elision_available = HAS_RTM;
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#ifdef ENABLE_LOCK_ELISION
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+ __elision_available = HAS_RTM;
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__pthread_force_elision = __libc_enable_secure ? 0 : __elision_available;
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-#endif
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if (!HAS_RTM)
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__elision_aconf.retry_try_xbegin = 0; /* Disable elision on rwlocks */
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+#else
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+ __elision_available = 0;
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+ __pthread_force_elision = 0;
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+ __elision_aconf.retry_try_xbegin = 0;
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+#endif
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}
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#ifdef SHARED
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