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(parent: 123fdba) | patch
seqlock: read sequence number atomically
authorEmilio G. Cota <cota@braap.org>
Mon, 24 Aug 2015 00:23:36 +0000 (20:23 -0400)
committerPaolo Bonzini <pbonzini@redhat.com>
Mon, 7 Sep 2015 16:12:39 +0000 (18:12 +0200)
commitd12f7309483e20d1bae9304f4b812bf53a8e6510
treedcf0514e8f089dd8a0d610688f5e1e2435e8a6a9tree | snapshot
parent123fdbac9b8f1e394fbe92e8b5359193e94ba5bfcommit | diff
seqlock: read sequence number atomically

With this change we make sure that the compiler will not
optimise the read of the sequence number in any way.

Signed-off-by: Emilio G. Cota <cota@braap.org>
Message-Id: <1440375847-17603-8-git-send-email-cota@braap.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
include/qemu/seqlock.h diff | blob | history
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