[ewg] Re: [PATCH] IPoIB/CM Enable SRQ support for HCAs with les than 16 s/g entries (in OFED 1.3)

Pradeep Satyanarayana pradeeps at linux.vnet.ibm.com
Mon Jan 21 13:23:27 PST 2008

Pradeep Satyanarayana wrote:
> Some HCAs like ehca2 support fewer than 16 SG entries. Currently IPoIB/CM
> implicitly assumes all HCAs will support 16 SG entries of 4K pages for 64K 
> MTUs. This patch removes that restriction.
> This patch continues to use order 0 allocations and enables implementation of 
> connected mode on such HCAs with smaller MTUs. HCAs having the capability to 
> support 16 SG entries are left untouched.
> A version of this patch has been integrated into Roland's for-2.6.25 git tree for 
> a couple of weeks. Here is a back ported version of that patch (for OFED 1.3). Please 
> consider for inclusion into OFED 1.3.
> This patch addresses bug# 728:
> https://bugs.openfabrics.org/show_bug.cgi?id=728

I am not sure if this eluded your attention. Would it be possible to merge this patch
into OFED 1.3? Patch was inlined in a previous mail. Would you like me to resend?


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