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* util/stats64: Fix min/max comparisonsMax Reitz2017-11-151-2/+2
| | | | | | | | | stat64_min_slow() and stat64_max_slow() compare the wrong way. This makes iotest 136 fail with clang and -m32. Signed-off-by: Max Reitz <mreitz@redhat.com> Message-Id: <20171114232223.25207-1-mreitz@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
* util: add stats64 modulePaolo Bonzini2017-06-161-0/+137
This module provides fast paths for 64-bit atomic operations on machines that only have 32-bit atomic access. Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Fam Zheng <famz@redhat.com> Message-Id: <20170605123908.18777-11-pbonzini@redhat.com> Signed-off-by: Fam Zheng <famz@redhat.com>