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From: Leon Romanovsky <leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: Jason Gunthorpe
	<jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
Cc: Yishai Hadas
	<yishaih-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>,
	linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	"yishaih-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org"
	<yishaih-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>,
	Majd Dibbiny <majd-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Subject: Re: [PATCH rdma-core 1/5] util: Add common mmio macros
Date: Tue, 18 Apr 2017 20:38:15 +0300	[thread overview]
Message-ID: <20170418173815.GC14088@mtr-leonro.local> (raw)
In-Reply-To: <20170418172852.GD7181-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>

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On Tue, Apr 18, 2017 at 11:28:52AM -0600, Jason Gunthorpe wrote:
> On Tue, Apr 18, 2017 at 06:52:00PM +0300, Yishai Hadas wrote:
>
> We could use a hash scheme or something to multiple the lock, but I'm
> really not sure that 32 bit performance matters to anyone anymore?

In a hard way, I learned that we have a customer who expects that his 32bit
application will continue to work, so the answer is - no, I care.

Thanks

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  parent reply	other threads:[~2017-04-18 17:38 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-04-13 22:38 [PATCH rdma-core 0/5] Common MMIO accessors for rdma-core Jason Gunthorpe
     [not found] ` <1492123127-6266-1-git-send-email-jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-04-13 22:38   ` [PATCH rdma-core 1/5] util: Add common mmio macros Jason Gunthorpe
     [not found]     ` <1492123127-6266-2-git-send-email-jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-04-18 15:52       ` Yishai Hadas
     [not found]         ` <b35958cf-5e87-3149-5413-eb754ec89b4d-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2017-04-18 17:28           ` Jason Gunthorpe
     [not found]             ` <20170418172852.GD7181-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-04-18 17:38               ` Leon Romanovsky [this message]
     [not found]                 ` <20170418173815.GC14088-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org>
2017-04-18 18:17                   ` Jason Gunthorpe
     [not found]                     ` <20170418181736.GF7181-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-04-19  5:55                       ` Leon Romanovsky
     [not found]                         ` <20170419055517.GH14088-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org>
2017-04-19 15:33                           ` Jason Gunthorpe
2017-04-13 22:38   ` [PATCH rdma-core 2/5] mlx4: Use util/mmio.h Jason Gunthorpe
2017-04-13 22:38   ` [PATCH rdma-core 3/5] mlx5: " Jason Gunthorpe
2017-04-13 22:38   ` [PATCH rdma-core 4/5] mthca: " Jason Gunthorpe
2017-04-13 22:38   ` [PATCH rdma-core 5/5] Add mmio_memcpy_x64 Jason Gunthorpe
     [not found]     ` <1492123127-6266-6-git-send-email-jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-04-18 16:22       ` Yishai Hadas
     [not found]         ` <413a6c23-2bfe-60b6-f179-ddcb82bb19ab-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2017-04-18 18:27           ` Jason Gunthorpe
     [not found]             ` <20170418182703.GG7181-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-04-19 15:54               ` Yishai Hadas
2017-04-14  7:18   ` [PATCH rdma-core 0/5] Common MMIO accessors for rdma-core Majd Dibbiny

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