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Mon, 8 Feb 2021 14:08:26 +0000 Date: Mon, 8 Feb 2021 10:08:24 -0400 From: Jason Gunthorpe To: Leon Romanovsky CC: Honggang Li , Itay Aveksis , RDMA mailing list , Alaa Hleihel , Doug Ledford Subject: Re: rdma-core spec weird behavior on Fedora Message-ID: <20210208140824.GC4247@nvidia.com> References: <20210207080649.GB4656@unreal> <20210208125900.GX4247@nvidia.com> <20210208131053.GC20265@unreal> <20210208132115.GY4247@nvidia.com> <20210208133137.GE20265@unreal> Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20210208133137.GE20265@unreal> X-ClientProxiedBy: BL0PR0102CA0027.prod.exchangelabs.com (2603:10b6:207:18::40) To DM6PR12MB3834.namprd12.prod.outlook.com (2603:10b6:5:14a::12) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from mlx.ziepe.ca (142.162.115.133) by BL0PR0102CA0027.prod.exchangelabs.com (2603:10b6:207:18::40) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3825.21 via Frontend Transport; Mon, 8 Feb 2021 14:08:25 +0000 Received: from jgg by mlx with local (Exim 4.94) (envelope-from ) id 1l97DE-004y6b-5T; Mon, 08 Feb 2021 10:08:24 -0400 X-Header: ProcessedBy-CMR-outbound DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1612793307; bh=RVdR3hrYxThilVnNvYv9WWc/sgO7dt49vkK/EZWetdQ=; h=ARC-Seal:ARC-Message-Signature:ARC-Authentication-Results:Date: From:To:CC:Subject:Message-ID:References:Content-Type: Content-Disposition:In-Reply-To:X-ClientProxiedBy:MIME-Version: X-MS-Exchange-MessageSentRepresentingType:X-Header; b=ZHummvCTUUwe8KWP8y2TAocxVXJdiq9BQFw+o684gnlMgOt3ct0TARfCB0whYawD/ fbqJymavFAD0EM8FWkRA/jLZEAaqqVAtuEkz6cRrG3NXAZP27fZEUey8UeDgC6fXU9 syTJItxtR1fCllW99aT2YHI9feQzG/K8DGCjilE3LvK/+QxVZ8ed8bhCHDdM+uUm8D lxbEmifDMB3eSwx/jdBFHQgiFHiHFQRLezCnfVQ4iWgouMPs41u5NarXf22UYXHyqF vLTKrVNr5eGUfAsQ0gIHZ1O6hlaP5/9Kt44kQqOUifHoAOWWq6XvhVJ1Mr6MSL0VFa AAHuiKaleqwXA== Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org On Mon, Feb 08, 2021 at 03:31:37PM +0200, Leon Romanovsky wrote: > On Mon, Feb 08, 2021 at 09:21:15AM -0400, Jason Gunthorpe wrote: > > On Mon, Feb 08, 2021 at 03:10:53PM +0200, Leon Romanovsky wrote: > > > On Mon, Feb 08, 2021 at 08:59:00AM -0400, Jason Gunthorpe wrote: > > > > On Sun, Feb 07, 2021 at 10:06:49AM +0200, Leon Romanovsky wrote: > > > > > Hi Honggang, > > > > > > > > > > Your commit b02de521022a ("redhat: Remove base package dependency from all sub-packages") > > > > > removes protection from rdma-core when user performs "dnf autoremove". > > > > > > > > > > Before your patch, systemd was dependent on libibverbs and latter > > > > > required rdma-core. After your patch, the last link is lost and > > > > > rdma-core marked as orphaned package. > > > > > > > > > > Any attempt to install rdma-core as standalone package will have the > > > > > following errors, due to the library dependency of udevadm. > > > > > [leonro@c rdma-core]$ ldd /sbin/udevadm | grep verbs > > > > > libibverbs.so.1 => not found > > > > > > > > well that makes no sense, since when is udevadm connected to > > > > libibverbs? > > > > > > > > $ ldd `which udevadm` > > > > linux-vdso.so.1 (0x00007ffcc09ef000) > > > > libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007f394bec3000) > > > > libkmod.so.2 => /lib/x86_64-linux-gnu/libkmod.so.2 (0x00007f394bea8000) > > > > libacl.so.1 => /lib/x86_64-linux-gnu/libacl.so.1 (0x00007f394be9d000) > > > > libblkid.so.1 => /lib/x86_64-linux-gnu/libblkid.so.1 (0x00007f394be46000) > > > > libselinux.so.1 => /lib/x86_64-linux-gnu/libselinux.so.1 (0x00007f394be1b000) > > > > libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0 (0x00007f394bdf8000) > > > > /lib64/ld-linux-x86-64.so.2 (0x00007f394c1b6000) > > > > liblzma.so.5 => /lib/x86_64-linux-gnu/liblzma.so.5 (0x00007f394bdcd000) > > > > libcrypto.so.1.1 => /lib/x86_64-linux-gnu/libcrypto.so.1.1 (0x00007f394baf7000) > > > > libpcre2-8.so.0 => /lib/x86_64-linux-gnu/libpcre2-8.so.0 (0x00007f394ba67000) > > > > libdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2 (0x00007f394ba61000) > > > > > > This is from my laptop and it is connected: > > > > Well, that is crazy, udevadm uses libpcap on Fedora which is linked to verbs > > > > But it still doesn't make sense, how did you get a in a situation > > where this is no libibverbs installed even though there should be > > dependencies from udevadm preventing that? > > It was part of my experiments and it is not the issue which we need to solve. > > Our two problems are that "dnf autoremove" removes rdma-core and you can't > install it separately after Honggang's patch. why not? libibverbs should not be removed by autoremoved? Jason