From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CBC63C6FD1C for ; Sat, 25 Mar 2023 09:21:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232237AbjCYJVx (ORCPT ); Sat, 25 Mar 2023 05:21:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41478 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229724AbjCYJVv (ORCPT ); Sat, 25 Mar 2023 05:21:51 -0400 Received: from 167-179-156-38.a7b39c.syd.nbn.aussiebb.net (167-179-156-38.a7b39c.syd.nbn.aussiebb.net [167.179.156.38]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 70BCF9763; Sat, 25 Mar 2023 02:21:48 -0700 (PDT) Received: from loth.rohan.me.apana.org.au ([192.168.167.2]) by formenos.hmeau.com with smtp (Exim 4.94.2 #2 (Debian)) id 1pg05D-008ZpO-Qx; Sat, 25 Mar 2023 17:21:08 +0800 Received: by loth.rohan.me.apana.org.au (sSMTP sendmail emulation); Sat, 25 Mar 2023 17:21:07 +0800 Date: Sat, 25 Mar 2023 17:21:07 +0800 From: Herbert Xu To: David Howells Cc: willy@infradead.org, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, viro@zeniv.linux.org.uk, hch@infradead.org, axboe@kernel.dk, jlayton@kernel.org, brauner@kernel.org, torvalds@linux-foundation.org, netdev@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-crypto@vger.kernel.org Subject: Re: [RFC PATCH 23/28] algif: Remove hash_sendpage*() Message-ID: References: <3763055.1679676470@warthog.procyon.org.uk> <3792017.1679730254@warthog.procyon.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3792017.1679730254@warthog.procyon.org.uk> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Mar 25, 2023 at 07:44:14AM +0000, David Howells wrote: > > Okay. Btw, how much of a hard limit is ALG_MAX_PAGES? Multipage folios can > exceed the current limit (16 pages, 64K) in size. Is it just to prevent too > much memory being pinned at once? Yes, we don't want user-space to be able to pin an unlimited amount of memory. Cheers, -- Email: Herbert Xu Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt