20 lines
896 B
Diff
20 lines
896 B
Diff
Forwarded: No, but should be
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Subject: Revert upstream "MDEV-24630: MY_RELAX_CPU assembly instruction upgrade"
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Description:
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It was noticed that MariaDB 10.5.10 regressed and no longer built on armhf.
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For details see https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=988629
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Reverting the upstream commit
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https://github.com/MariaDB/server/commit/76d2846a71a155ee2861fd52e6635e35490a9dd1
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is likely to fix it and make armhf build again.
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--- include/my_cpu.h
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+++ include/my_cpu.h
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@@ -84,7 +84,7 @@ static inline void MY_RELAX_CPU(void)
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__ppc_get_timebase();
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#elif defined __GNUC__ && (defined __arm__ || defined __aarch64__)
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/* Mainly, prevent the compiler from optimizing away delay loops */
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- __asm__ __volatile__ ("isb":::"memory");
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+ __asm__ __volatile__ ("":::"memory");
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#else
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int32 var, oldval = 0;
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my_atomic_cas32_strong_explicit(&var, &oldval, 1, MY_MEMORY_ORDER_RELAXED,
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