commit | 1825b8edc2034c012ae48f797d74efd1bd9d4f72 | [log] [tgz] |
---|---|---|
author | Brian Gerst <brgerst@gmail.com> | Tue Jan 27 12:56:48 2009 +0900 |
committer | Tejun Heo <tj@kernel.org> | Tue Jan 27 12:56:48 2009 +0900 |
tree | de6d7d8c53df7dd476583a9158e753a3237ee61b | |
parent | b2d2f4312b117a6cc647c8521e2643a88771f757 [diff] |
x86: remove extra barriers from load_gs_base() Impact: optimization mb() generates an mfence instruction, which is not needed here. Only a compiler barrier is needed, and that is handled by the memory clobber in the wrmsrl function. Signed-off-by: Brian Gerst <brgerst@gmail.com> Signed-off-by: Tejun Heo <tj@kernel.org>