From mboxrd@z Thu Jan 1 00:00:00 1970 From: Parav Pandit Subject: Re: [PATCHv12 0/3] rdmacg: IB/core: rdma controller support Date: Thu, 20 Oct 2016 01:48:27 +0530 Message-ID: References: <20161010132014.GD29742@mtj.duckdns.org> <20161013231413.GA32534@mtj.duckdns.org> <20161018215134.GB2761@htj.duckdns.org> <20161019143345.GA18532@htj.duckdns.org> <20161019192006.GB3044@htj.duckdns.org> <20161019200536.GC3044@htj.duckdns.org> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Return-path: In-Reply-To: <20161019200536.GC3044-piEFEHQLUPpN0TnZuCh8vA@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Tejun Heo Cc: Leon Romanovsky , cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-rdma , Li Zefan , Johannes Weiner , Doug Ledford , Christoph Hellwig , Liran Liss , "Hefty, Sean" , Jason Gunthorpe , Haggai Eran , james.l.morris-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org, Or Gerlitz , Matan Barak List-Id: linux-rdma@vger.kernel.org On Thu, Oct 20, 2016 at 1:35 AM, Tejun Heo wrote: > Hello, Parav. > > On Thu, Oct 20, 2016 at 01:24:42AM +0530, Parav Pandit wrote: >> userland can get the max numbers using other framework which is used >> by control & data plane available in C library form or in form of >> system tools. >> I was preferring to get and set through same interface because, >> It simplifies user land software which is often not written in C so >> its likely that it needs to rely on system tools and parse the >> content, iterate through devices etc. >> Getting these info through rdma.max just makes it simple. There will >> be logic built to read/write rdma.max in userland anyway, which can be >> leveraged for percentage calculation instead of doing it from two >> places. > > Yeah, I get that this can be convenient in this case but it isn't a > generic approach. I'd much prefer keeping it in line with other > resources. > Hmm. we don't have /proc/sys/kernel/pid_max type of simple interface to get the max values for rdma resources. rdma.max is close to that simplicity. > Thanks. > > -- > tejun -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html