On 08/23/2015 04:45 AM, tip-bot for Andy Lutomirski wrote:
> Commit-ID: 47edb65178cb7056c2eea0b6c41a7d8c84547192
> Gitweb: http://git.kernel.org/tip/47edb65178cb7056c2eea0b6c41a7d8c84547192
> Author: Andy Lutomirski <l...@kernel.org>
> AuthorDate: Thu, 23 Jul 2015 12:14:40 -0700
> Committer: Ingo Molnar <mi...@kernel.org>
> CommitDate: Sun, 23 Aug 2015 13:25:38 +0200
>
> x86/asm/msr: Make wrmsrl() a function
>
> As of cf991de2f614 ("x86/asm/msr: Make wrmsrl_safe() a
> function"), wrmsrl_safe is a function, but wrmsrl is still a
> macro. The wrmsrl macro performs invalid shifts if the value
> argument is 32 bits. This makes it unnecessarily awkward to
> write code that puts an unsigned long into an MSR.
>
Looking at this: where do you see an invalid shift? Everywhere I can
see we do the proper casting. Still not side effect free, though.
-hpa
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