Tried to compile the server in debug mode on s390x but I ran into a compile error in srw_lock.cc (https://github.com/MariaDB/server/blob/10.11/storage/innobase/sync/srw_lock.cc#L121).
[ 65%] Building CXX object storage/innobase/CMakeFiles/innobase.dir/sync/srw_lock.cc.o
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/home/tester/server/storage/innobase/sync/srw_lock.cc: In function ?bool xtest()?:
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/home/tester/server/storage/innobase/sync/srw_lock.cc:121:17: error: ?__builtin_ttest? was not declared in this scope; did you mean ?__builtin_tend??
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121 | _HTM_STATE (__builtin_ttest ()) == _HTM_TRANSACTIONAL;
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| ^~~~~~~~~~~~~~~
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| __builtin_tend
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/home/tester/server/storage/innobase/sync/srw_lock.cc:121:5: error: ?_HTM_STATE? was not declared in this scope
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121 | _HTM_STATE (__builtin_ttest ()) == _HTM_TRANSACTIONAL;
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| ^~~~~~~~~~
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/home/tester/server/storage/innobase/sync/srw_lock.cc:121:40: error: ?_HTM_TRANSACTIONAL? was not declared in this scope
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121 | _HTM_STATE (__builtin_ttest ()) == _HTM_TRANSACTIONAL;
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| ^~~~~~~~~~~~~~~~~~
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make[2]: *** [storage/innobase/CMakeFiles/innobase.dir/build.make:1406: storage/innobase/CMakeFiles/innobase.dir/sync/srw_lock.cc.o] Error 1
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make[1]: *** [CMakeFiles/Makefile2:5108: storage/innobase/CMakeFiles/innobase.dir/all] Error 2
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make: *** [Makefile:166: all] Error 2
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Bug
Major
MDEV-27956 hardware lock elision on s390x / ppc64 detection improvements
