Re: [PATCH] [12/58] x86_64: Add vDSO for x86-64 with gettimeofday/clock_gettime/getcpu

[Andi Kleen]

> In the -mm kernel there is some debugging that gets injected into the
> likely/unlikely macros .. If they get called from userspace it causes a

They should likely define a __likely()/__unlikely() then that doesn't
do this.

> hang .. We might want to add some new set of macros to specifically
> denote that they are called from userspace, not just likely/unlikely but
> all the macros so we don't get mixed usage ..

and add a hunk to change the vDSO code. Note that i386 is not the 
only architecture that has such code.

-Andi
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