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* Re: + uv-fix-incorrect-tlb-flush-all-issue.patch added to -mm tree
       [not found] <20120926223058.F0844100047@wpzn3.hot.corp.google.com>
@ 2012-09-27  6:44 ` Ingo Molnar
  0 siblings, 0 replies; only message in thread
From: Ingo Molnar @ 2012-09-27  6:44 UTC (permalink / raw)
  To: akpm; +Cc: mm-commits, alex.shi, cpw, hpa, jbeulich, mingo, tglx,
	linux-kernel


* akpm@linux-foundation.org <akpm@linux-foundation.org> wrote:

> The flush tlb optimization code has logical issue on UV 
> platform.  It doesn't flush the full range at all, since it 
> simply ignores its 'end' parameter (and hence also the "all" 
> indicator) in uv_flush_tlb_others() function.

In other words it's a user-space data corruptor showstopper bug 
fix for the UV platform, which should get high tip:x86/urgent 
priority, right?

It's generally useful to put such info right into the patch 
title. 'fix issue' sounds a tad too harmless.

Thanks,

	Ingo

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2012-09-27  6:44 ` + uv-fix-incorrect-tlb-flush-all-issue.patch added to -mm tree Ingo Molnar

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