Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752486AbbLVEGN (ORCPT ); Mon, 21 Dec 2015 23:06:13 -0500 Received: from smtprelay0254.b.hostedemail.com ([64.98.42.254]:60537 "EHLO smtprelay.b.hostedemail.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751693AbbLVEGJ (ORCPT ); Mon, 21 Dec 2015 23:06:09 -0500 X-Session-Marker: 742E617274656D406C79636F732E636F6D X-Spam-Summary: 30,2,0,,d41d8cd98f00b204,t.artem@lycos.com,:::::::::::::::::::::::,RULES_HIT:41:46:150:153:355:379:582:599:800:960:973:988:989:1152:1260:1277:1311:1313:1314:1345:1359:1437:1515:1516:1518:1534:1540:1593:1594:1711:1730:1747:1777:1792:2393:2553:2559:2562:3138:3139:3140:3141:3142:3352:3865:3867:3872:3873:3874:4250:4321:4605:5007:6261:6742:10004:10400:10848:11026:11232:11658:11914:12043:12114:12517:12519:12740:13069:13255:13311:13357:14096:14097:14659:14685:21080:30054:30060:30064:30090:30091,0,RBL:none,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fn,MSBL:0,DNSBL:none,Custom_rules:0:0:0,LFtime:2,LUA_SUMMARY:none X-HE-Tag: mist29_186edd5b0e43c X-Filterd-Recvd-Size: 2515 MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Date: Tue, 22 Dec 2015 09:06:07 +0500 From: "Artem S. Tashkinov" To: Linus Torvalds Cc: Ming Lei , Kent Overstreet , Christoph Hellwig , Ming Lin , Jens Axboe , "Artem S. Tashkinov" , Steven Whitehouse , Tejun Heo , IDE-ML , Linux Kernel Mailing List , linus971@gmail.com Subject: Re: IO errors after "block: remove =?UTF-8?Q?bio=5Fget=5Fnr=5Fvec?= =?UTF-8?Q?s=28=29=22?= In-Reply-To: References: <20aa515947cdc15799f520f904ad99a2@lycos.com> <3c353dc4883c60ee99caa4555c81b6a1@lycos.com> Message-ID: <42a95ee0d6775f23bc3d00fe0863e759@lycos.com> User-Agent: Roundcube Webmail/1.0.2 X-Originating-IP: [5.166.173.43] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1064 Lines: 27 On 2015-12-21 10:23, Linus Torvalds wrote: > On Sun, Dec 20, 2015 at 8:47 PM, Linus Torvalds > wrote: >> >> That said, we obviously need to figure out this current problem >> regardless first.. > > ... although maybe it *would* be interesting to hear what happens if > you just compile a 64-bit kernel instead? Under x86-64 I cannot reproduce this problem. It seems like it's PAE specific (Kent Overstreet says he has reproduced it). > > Do you still see the problem? Because if not, then we should look very > specifically for some 32-bit PAE issue. > > For example, maybe we use "unsigned long" somewhere where we should > use "phys_addr_t". On x86-64, they obviously end up being the same. On > normal non-PAE x86-32, they are also the same. But .. > > Linus -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/