linux-kernel - [PATCH v6 0/7] tlb flush optimization on x86

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Date:	Thu, 17 May 2012 13:42:48 +0800
From:	Alex Shi <alex.shi@...el.com>
To:	tglx@...utronix.de, mingo@...hat.com, hpa@...or.com, arnd@...db.de,
	rostedt@...dmis.org, fweisbec@...il.com
Cc:	jeremy@...p.org, riel@...hat.com, luto@....edu, alex.shi@...el.com,
	avi@...hat.com, len.brown@...el.com, dhowells@...hat.com,
	fenghua.yu@...el.com, borislav.petkov@....com, yinghai@...nel.org,
	ak@...ux.intel.com, cpw@....com, steiner@....com,
	akpm@...ux-foundation.org, penberg@...nel.org,
	a.p.zijlstra@...llo.nl, hughd@...gle.com,
	kamezawa.hiroyu@...fujitsu.com, viro@...iv.linux.org.uk,
	linux-kernel@...r.kernel.org, yongjie.ren@...el.com
Subject: [PATCH v6 0/7] tlb flush optimization on x86

Thanks Peter Z, Peter Anvin, Nick Piggin, and many others' comments!

The main change of this version is on generic mmu_gather code.
It was tested with arm cross-compiler.

Thanks Rongjie's testing, that show the real case performance gain.

Alex Shi

[PATCH v6 1/7] x86/tlb: unify TLB_FLUSH_ALL definition
[PATCH v6 2/7] x86/tlb_info: get last level TLB entry number of CPU
[PATCH v6 3/7] x86/flush_tlb: try flush_tlb_single one by one in
[PATCH v6 4/7] x86/tlb: fall back to flush all when meet a THP large
[PATCH v6 5/7] x86/tlb: add tlb_flushall_shift for specific CPU
[PATCH v6 6/7] x86/tlb: enable tlb flush range support for generic
[PATCH v6 7/7] x86/tlb: add tlb_flushall_shift knob into debugfs
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