Re: [PATCHSET x86/core/percpu] improve the first percpu chunkallocation

[Ingo Molnar]

* Ingo Molnar <mingo@xxxxxxx> wrote:

> >   git://git.kernel.org/pub/scm/linux/kernel/git/tj/misc.git 
> >   tj-percpu
> 
> ok, i pulled it into tip:core/percpu (one conflict resolution 
> done - please double check it), and exposed it to -tip testing 
> briefly.
> 
> Six x86 test-systems failed ;-) One of them had this panic:
> 
> Scan SMP from ffff880000000000 for 1024 bytes.
> Scan SMP from ffff88000009fc00 for 1024 bytes.
> Scan SMP from ffff8800000f0000 for 65536 bytes.
> found SMP MP-table at [ffff8800000fe680] fe680
> PANIC: early exception 0  rip   :                 error   cr2       
> PANIC: early exception 0  rip   :                 error   cr2   

Ah, spoke too soon. Bisection gave this commit from Yinghai:

dc07da5: x86: check range in reserve_early()

	Ingo
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