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authorPaolo Bonzini <pbonzini@redhat.com>2018-03-09 12:12:29 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2018-03-12 16:12:47 +0100
commitb9b758175424857a900c3253ffb8e55fa0a3fdd6 (patch)
treebbd765277510d62f1080278c1dc4b23bb4a37f7a /util/rcu.c
parent148b2ba1145af29a7afac349b8169790e06d6df4 (diff)
rcutorture: remove synchronize_rcu from readers
This gives much worse numbers for readers, especially if synchronize_rcu is made more expensive as is the case with --enable-membarrier. Before: $ tests/rcutorture 10 stress 10 n_reads: 98304 n_updates: 529 n_mberror: 0 rcu_stress_count: 98302 2 0 0 0 0 0 0 0 0 0 After: $ tests/rcutorture 10 stress 10 n_reads: 165158482 n_updates: 429 n_mberror: 0 rcu_stress_count: 165154364 4118 0 0 0 0 0 0 0 0 0 Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'util/rcu.c')
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