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[142.162.112.119]) by smtp.gmail.com with ESMTPSA id af79cd13be357-8ca2fa7d7ffsm208347385a.15.2026.02.04.06.28.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Feb 2026 06:28:27 -0800 (PST) Received: from jgg by wakko with local (Exim 4.97) (envelope-from ) id 1vndrn-0000000H1oy-0Cvg; Wed, 04 Feb 2026 10:28:27 -0400 Date: Wed, 4 Feb 2026 10:28:27 -0400 From: Jason Gunthorpe To: Konstantin Taranov Cc: kotaranov@microsoft.com, shirazsaleem@microsoft.com, longli@microsoft.com, leon@kernel.org, linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH rdma-next 1/1] RDMA/mana_ib: return PD number to the user Message-ID: <20260204142827.GF2328995@ziepe.ca> References: <20260204135813.870538-1-kotaranov@linux.microsoft.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260204135813.870538-1-kotaranov@linux.microsoft.com> On Wed, Feb 04, 2026 at 05:58:13AM -0800, Konstantin Taranov wrote: > From: Konstantin Taranov > > Implement returning to userspace applications PDNs of created PDs. > Allow users to request short PDNs which are 16 bits. Why does userspace ever need to see a PDN? Please justify that in the commit message Jason