From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Date: Wed, 22 Jul 2020 07:56:57 +0000 Subject: Re: get rid of the address_space override in setsockopt Message-Id: <20200722075657.GB26554@lst.de> List-Id: References: <20200720124737.118617-1-hch@lst.de> <20200720204756.iengwcguikj2yrxt@ast-mbp.dhcp.thefacebook.com> In-Reply-To: <20200720204756.iengwcguikj2yrxt@ast-mbp.dhcp.thefacebook.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Alexei Starovoitov Cc: Christoph Hellwig , "David S. Miller" , Jakub Kicinski , Alexei Starovoitov , Daniel Borkmann , Alexey Kuznetsov , Hideaki YOSHIFUJI , Eric Dumazet , linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, bpf@vger.kernel.org, netfilter-devel@vger.kernel.org, coreteam@netfilter.org, linux-sctp@vger.kernel.org, linux-hams@vger.kernel.org, linux-bluetooth@vger.kernel.org, bridge@lists.linux-foundation.org, linux-can@vger.kernel.org, dccp@vger.kernel.org, linux-decnet-user@lists.sourceforge.net, linux-wpan@vger.kernel.org, linux-s390@vger.kernel.org, mptcp@lists.01.org, lvs-devel@vger.kernel.org, rds-devel@oss.oracle.com, linux-afs@lists.infradead.org, tipc-discussion@lists.sourceforge.net, linux-x25@vger.kernel.org On Mon, Jul 20, 2020 at 01:47:56PM -0700, Alexei Starovoitov wrote: > > a kernel pointer. This is something that works for most common sockopts > > (and is something that the ePBF support relies on), but unfortunately > > in various corner cases we either don't use the passed in length, or in > > one case actually copy data back from setsockopt, so we unfortunately > > can't just always do the copy in the highlevel code, which would have > > been much nicer. > > could you rebase on bpf-next tree and we can route it this way then? > we'll also test the whole thing before applying. The bpf-next tree is missing all my previous setsockopt cleanups, so there series won't apply.