From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2D2AB273D94 for ; Tue, 1 Jul 2025 12:33:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751373180; cv=none; b=uVmrbtx6v7C6UmCEznX5Niuo5+CXkkB7BvXiCTYssjBm9sP4YV/HBkCEu7j4vx6Qa6uvJu9mrGSqxRtMEDRxfumGdzDqAWerd0ujHUQ+SMpxvQy7LPM94Rx5JAQ70g5l/4gcooCk1bCkFOzbziQsl7HpY1nbS/tJW+sIzWlZI5Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751373180; c=relaxed/simple; bh=ef5ALmTtfyGzuvPdGNbiElJG03cG0QHgXLWvw+m/TEQ=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=nA/wNmxPGk+1GJc4g9e0uhRCrciIi+wVVPEIK3RHbtgfZ0PHwQlloSKFVZtFNW3QUp5XTxsDoOFFDwH44b+qM5q41RqtoqKlnYHePn4agOHnSMgCqWLcUJmwU5vUZQ4KZTFhMVcccLi9NiRf+1Ce3zHzvzKIzX8vodzeRtUTdUw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=LGR2bUCe; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="LGR2bUCe" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 91E5CC4CEEB; Tue, 1 Jul 2025 12:32:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1751373180; bh=ef5ALmTtfyGzuvPdGNbiElJG03cG0QHgXLWvw+m/TEQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=LGR2bUCeA1q2UrJc4J+JZ6Db95vQIrZCZnzZvJNftg7b8wI6PUmrAHRCR+17Smvw5 6VKrWi+jHxKshlo6ZgJn3Kgfs5BMB2INz2btgL34mheJgWx1xzUyH98FsERZdv1MeD cRh86c5mIB0TuY3sc4YhJ3248vVK3zrvlvLyjkL070yRiiuHXmWWssaOg9U7sDtHSp U50Zq6LcwZWlH0dQ7caloWseuWcBe6+C2QgCD75GzkQjtL0e8b7l8AXw5Xkhz5aWcK dT3P3JrHDdzO23N+AUSSlERToJTVHk2//6SHtT8p78dE8HkoTQwUYd8cQOpOz5HkD1 bdeRB5ZE67FzQ== Date: Tue, 1 Jul 2025 15:32:54 +0300 From: Leon Romanovsky To: Dennis Dalessandro Cc: jgg@ziepe.ca, Dean Luick , linux-rdma@vger.kernel.org Subject: Re: [PATCH for-next 05/23] RDMA/core: Add writev to uverbs file descriptor Message-ID: <20250701123254.GC6278@unreal> References: <175129726945.1859400.4492277779101226937.stgit@awdrv-04.cornelisnetworks.com> <175129741281.1859400.9193550583285999392.stgit@awdrv-04.cornelisnetworks.com> Precedence: bulk X-Mailing-List: linux-rdma@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: <175129741281.1859400.9193550583285999392.stgit@awdrv-04.cornelisnetworks.com> On Mon, Jun 30, 2025 at 11:30:12AM -0400, Dennis Dalessandro wrote: > From: Dean Luick > > Add a writev pass-through between the uverbs file descriptor and > infiniband devices. Interested devices may subscribe to this > functionality. Aren't we use IOCTL and not write interface now? Why do we need this? Thanks > > Signed-off-by: Dean Luick > Signed-off-by: Dennis Dalessandro > --- > drivers/infiniband/core/device.c | 1 + > drivers/infiniband/core/uverbs_main.c | 22 ++++++++++++++++++++++ > include/rdma/ib_verbs.h | 2 ++ > 3 files changed, 25 insertions(+)