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 X-Spam-Level: X-Spam-Status: No, score=-2.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 99B8AC282DA for ; Wed, 17 Apr 2019 00:35:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6658F21773 for ; Wed, 17 Apr 2019 00:35:00 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="MWxB6oLr" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731072AbfDQAe7 (ORCPT ); Tue, 16 Apr 2019 20:34:59 -0400 Received: from mail-pg1-f196.google.com ([209.85.215.196]:36257 "EHLO mail-pg1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728959AbfDQAe6 (ORCPT ); Tue, 16 Apr 2019 20:34:58 -0400 Received: by mail-pg1-f196.google.com with SMTP id 85so11147554pgc.3; Tue, 16 Apr 2019 17:34:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=m6Evmiu6N3CMu8nqqs5KUJxPxiVSmDM0bjR0jghXw/0=; b=MWxB6oLr9JJwbBuU0dQgJUWw1gP4zzVYKHoAffPfz39brpls0BJywYQ9Kqy8j8b8Ep W2Kl3CXc6x4id7fGy0aVDxxMU2du+uCXZRunn2r4GSNLHm33FcmaBGujQRBEP8akMtUh RnbD6Fuz3uVcji1WJuNYy+uJ/XqH3ZgLfTdghRhDm4mbp8/B0mhrUuzELFAeUuybts2i HCj6YDvVQTt0WtghW9T5J+Y4d2UJlaNHr1KBtUSj3Xbl9masV3SZNoX/wsuRTmT73qmS PyoMXsete6KtrFV5C0EWs1pdzlqkIEQ9sEgvlVDz/ZO/uHtnIXZ9QKtIYTmAD2FEfVYl uDQA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=m6Evmiu6N3CMu8nqqs5KUJxPxiVSmDM0bjR0jghXw/0=; b=dfaU9q5DVQJdwn9MKpPCgiNTmV7QAF8x49ga68VJpLZKcFa8hDTdgwn/oPf4QMrD3V 8ElpKrpfgmXGXkkhfXZ44vs6uXJnDGJxzGwYkb5vRjFHuB+uU6Q9r5V0oqT4JPhVc8RQ ZZRvt0TsgR3viYGzIz32ISzrfGsLufcphcuQWTv0Z9K2G+bpK873Fe1BKeiKso8rhA1m zmeBY+//ydT/hpX4mHk01clyOBP36M2u5103Ch7Vpulz2TR8I1y+D++kkdoTsQPnKCav mxRz+iczSjneuAEUWIhVQukC45PSjPAFKFgUDCkfn31+KqiV4rVQSAMcMKHTXN/N4ZpH sUGQ== X-Gm-Message-State: APjAAAV7oTB8yrwrlTJnaWg5kbAdST9epkG0zcsgTiAXm+PJB06ZSbpk 6LsD0WcKAJs4hv4K6fOA6sM= X-Google-Smtp-Source: APXvYqyFGato7ZM2M7Hdryhhisysgb2wHyGP6HEwcNIEoxQV9VNRS2iecGfXXYn4suvMeB9c83G1cw== X-Received: by 2002:a63:5947:: with SMTP id j7mr78075729pgm.62.1555461298198; Tue, 16 Apr 2019 17:34:58 -0700 (PDT) Received: from localhost ([175.223.21.206]) by smtp.gmail.com with ESMTPSA id l88sm87504792pfb.104.2019.04.16.17.34.56 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 16 Apr 2019 17:34:56 -0700 (PDT) Date: Wed, 17 Apr 2019 09:34:53 +0900 From: Sergey Senozhatsky To: Jerome Glisse , Andrew Morton Cc: linux-kernel@vger.kernel.org, Minchan Kim , Nitin Gupta , Sergey Senozhatsky , stable@vger.kernel.org, Linus Torvalds Subject: Re: [PATCH] zram: pass down the bvec we need to read into in the work struct Message-ID: <20190417003453.GA16316@jagdpanzerIV> References: <20190408183219.26377-1-jglisse@redhat.com> <20190410194350.GA25351@redhat.com> <20190416165345.df90a7491b94f4e9eea9978d@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190416165345.df90a7491b94f4e9eea9978d@linux-foundation.org> User-Agent: Mutt/1.11.4 (2019-03-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On (04/16/19 16:53), Andrew Morton wrote: > > Adding more Cc and stable (i thought this was 5.1 addition). Note that > > without this patch on arch/kernel where PAGE_SIZE != 4096 userspace > > could read random memory through a zram block device (thought userspace > > probably would have no control on the address being read). > > Looks good to me. > > Minchan & Sergey, can you please review? Sorry. Looks OK to me. Reviewed-by: Sergey Senozhatsky -ss