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[PATCH] x86-64: Synchronize RDTSC on single core AMD
authorAndi Kleen <ak@suse.de>
Thu, 7 Dec 2006 01:14:12 +0000 (02:14 +0100)
committerAndi Kleen <andi@basil.nowhere.org>
Thu, 7 Dec 2006 01:14:12 +0000 (02:14 +0100)
commit616779656989cb8c59177e35cb13e87028b1edc8
treeafdd8188e3a845b879e5048eda6ea6909684d015tree | snapshot (tar.gz zip)
parenta1a70c25bed75ed36ed48bbe18b9029428d2452dcommit | diff
[PATCH] x86-64: Synchronize RDTSC on single core AMD

There is no guarantee that two RDTSCs in a row are monotonic,
so don't assume it on single core AMD systems.
This will make gettimeofday slower again
Signed-off-by: Andi Kleen <ak@suse.de>
arch/x86_64/kernel/setup.c diff | blob | blame | history