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[PATCH] Don't synchronize time reading on single core AMD systems
authorAndi Kleen <ak@suse.de>
Tue, 26 Sep 2006 08:52:41 +0000 (10:52 +0200)
committerAndi Kleen <andi@basil.nowhere.org>
Tue, 26 Sep 2006 08:52:41 +0000 (10:52 +0200)
commit2049336f60d297c85ac977245b9326ec00396114
treeb7af9b104177e32d100289e9cb174d71767c9ce5tree | snapshot
parent9ddab42d1e65dfbdb14588346d47fb142090ab40commit | diff
[PATCH] Don't synchronize time reading on single core AMD systems

We do some additional CPU synchronization in gettimeofday et.al. to make
sure the time stamps are always monotonic over multiple CPUs. But on
single core systems that is not needed. So don't do it.

Signed-off-by: Andi Kleen <ak@suse.de>
arch/x86_64/kernel/setup.c diff | blob | history
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