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x86: pvclock: add note about rdtsc barriers
authorMarcelo Tosatti <mtosatti@redhat.com>
Wed, 28 Nov 2012 01:28:53 +0000 (23:28 -0200)
committerMarcelo Tosatti <mtosatti@redhat.com>
Wed, 28 Nov 2012 01:29:08 +0000 (23:29 -0200)
commit189e11731aa858597095fbe1e6d243bad26bd96b
tree7d7857fc8766606afb45da7303fa3242ae844665tree | snapshot (tar.gz zip)
parent2697902be89d7f38e9736dfe946cd0e5d4f47b80commit | diff
x86: pvclock: add note about rdtsc barriers

As noted by Gleb, not advertising SSE2 support implies
no RDTSC barriers.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
arch/x86/include/asm/pvclock.h diff | blob | blame | history