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SubjectRE: [PATCH v5] modify the IO_TLB_SEGSIZE and IO_TLB_DEFAULT_SIZE configurable as flexible requirement about SW-IOMMU.
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> -----Original Message-----
> From: Konrad Rzeszutek Wilk [mailto:konrad.wilk@oracle.com]
> Sent: Friday, March 6, 2015 11:20 PM
> To: Wang, Xiaoming
> Cc: Jan Beulich; Liu@aserp2030.oracle.com; Zhang@aserp2030.oracle.com;
> chris@chris-wilson.co.uk; david.vrabel@citrix.com; lauraa@codeaurora.org;
> heiko.carstens@de.ibm.com; linux@horizon.com; Liu, Chuansheng; Zhang,
> Dongxing; takahiro.akashi@linaro.org; akpm@linux-foundation.org; linux-
> mips@linux-mips.org; ralf@linux-mips.org; xen-devel@lists.xenproject.org;
> boris.ostrovsky@oracle.com; d.kasatkin@samsung.com; pebolle@tiscali.nl;
> linux-kernel@vger.kernel.org; jkosina@suse.cz
> Subject: Re: [PATCH v5] modify the IO_TLB_SEGSIZE and
> IO_TLB_DEFAULT_SIZE configurable as flexible requirement about SW-
> IOMMU.
>
> . snip..
>
> > Format: { <int>,force,<int>,<int>} is suitable I think.
> > And fixing "force" is follow the code design previously in
> setup_io_tlb_npages.
>
> It is a bug. It should have been smart enough to deal with the 'force' being in
> any order.
>
> If you are willing to make a patch to fix this - either folded into this patch I
> am responding to or as a seperate one - that would be most excellent!
>
OK, I will try to make a patch to deal with the 'force' in any order.
> However, I can also do it - but my plate is full so it will take me some time to
> get to it.


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