linux-kernel - Re: [PATCH v8 0/8] x86 TLB flush range optimizing

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Message-ID: <4FD8445E.9070502@intel.com>
Date:	Wed, 13 Jun 2012 15:42:22 +0800
From:	Alex Shi <alex.shi@...el.com>
To:	Alex Shi <alex.shi@...el.com>
CC:	tglx@...utronix.de, mingo@...hat.com, hpa@...or.com, arnd@...db.de,
	rostedt@...dmis.org, fweisbec@...il.com, jeremy@...p.org,
	seto.hidetoshi@...fujitsu.com, borislav.petkov@....com,
	tony.luck@...el.com, luto@....edu, riel@...hat.com, avi@...hat.com,
	len.brown@...el.com, tj@...nel.org, akpm@...ux-foundation.org,
	cl@...two.org, ak@...ux.intel.com, jbeulich@...e.com,
	eric.dumazet@...il.com, akinobu.mita@...il.com, cpw@....com,
	penberg@...nel.org, steiner@....com, viro@...iv.linux.org.uk,
	kamezawa.hiroyu@...fujitsu.com, aarcange@...hat.com,
	rientjes@...gle.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v8 0/8] x86 TLB flush range optimizing

On 06/12/2012 05:06 PM, Alex Shi wrote:

> This version patches rebases on 3.5-rc2 kernel. It does some code clean up,
> change patches sequency to make it looks more logical.
> It also includes xen code change according to Jan Beulich's comments,
> includes comments update of tlb flushing IPI according to PeterZ's suggestions.
> 
> And Adding the flush_tlb_kernel_range support by invlpg.
> 
> Thanks for all comments! and appreciate for more. :) 


Any comments for this patch set. Specially on the 8th patch?

> 
> Alex Shi
> 
> [PATCH v8 1/8] x86/tlb_info: get last level TLB entry number of CPU
> [PATCH v8 2/8] x86/flush_tlb: try flush_tlb_single one by one in
> [PATCH v8 3/8] x86/tlb: fall back to flush all when meet a THP large
> [PATCH v8 4/8] x86/tlb: add tlb_flushall_shift for specific CPU
> [PATCH v8 5/8] x86/tlb: add tlb_flushall_shift knob into debugfs
> [PATCH v8 6/8] x86/tlb: enable tlb flush range support for generic
> [PATCH v8 7/8] x86/tlb: replace INVALIDATE_TLB_VECTOR by
> [PATCH v8 8/8] x86/tlb: do flush_tlb_kernel_range by 'invlpg'


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