Re: [tip:x86/mce] x86/mce: Fix 32-bit build

From: Borislav Petkov
Date: Wed May 23 2012 - 12:23:10 EST


On Wed, May 23, 2012 at 06:18:18PM +0200, Peter Zijlstra wrote:
> On Wed, 2012-05-23 at 09:08 -0700, tip-bot for Borislav Petkov wrote:
> > + if (val & BIT_64(62)) {
> > + val &= ~BIT_64(62);
> > + wrmsrl(msrs[i], val);
> > }
>
> Wouldn't it be much better to name those things, BIT(62), BIT(18) etc.
> aren't very descriptive at all.
>
> MCE_MISC_COUNTER_PRESENT is much more descriptive than BIT(62).

I know but I have the exact bit name from the BKDG in the comment above
- CntP - and this is used only at one place - here - so no need for the
defines, IMHO.

But yeah, I see your point too.

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