From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759670AbcLAQ4O (ORCPT ); Thu, 1 Dec 2016 11:56:14 -0500 Received: from smtprelay0079.hostedemail.com ([216.40.44.79]:51837 "EHLO smtprelay.hostedemail.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1755845AbcLAQ4M (ORCPT ); Thu, 1 Dec 2016 11:56:12 -0500 X-Session-Marker: 726F737465647440676F6F646D69732E6F7267 X-Spam-Summary: 2,0,0,,d41d8cd98f00b204,rostedt@goodmis.org,:::::::::::::::::::::::::,RULES_HIT:41:355:379:541:599:800:960:973:988:989:1260:1277:1311:1313:1314:1345:1359:1437:1515:1516:1518:1534:1541:1593:1594:1711:1730:1747:1777:1792:2393:2553:2559:2562:3138:3139:3140:3141:3142:3352:3622:3865:3867:3870:3871:4250:4321:5007:6119:6261:6742:7875:10004:10400:10848:10967:11026:11232:11658:11914:12043:12438:12555:12740:12760:12986:13069:13311:13357:13439:14181:14659:14721:21080:21451:30003:30054:30090:30091,0,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:3,LUA_SUMMARY:none X-HE-Tag: tin56_35daf82657e07 X-Filterd-Recvd-Size: 2433 Date: Thu, 1 Dec 2016 11:56:08 -0500 From: Steven Rostedt To: Ross Zwisler Cc: linux-kernel@vger.kernel.org, Alexander Viro , Andrew Morton , Christoph Hellwig , Dan Williams , Dave Chinner , Ingo Molnar , Jan Kara , Matthew Wilcox , linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-nvdimm@ml01.01.org Subject: Re: [PATCH v3 4/5] dax: add tracepoints to dax_pmd_load_hole() Message-ID: <20161201115608.4f97630b@gandalf.local.home> In-Reply-To: <1480610271-23699-5-git-send-email-ross.zwisler@linux.intel.com> References: <1480610271-23699-1-git-send-email-ross.zwisler@linux.intel.com> <1480610271-23699-5-git-send-email-ross.zwisler@linux.intel.com> X-Mailer: Claws Mail 3.14.0 (GTK+ 2.24.31; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 1 Dec 2016 09:37:50 -0700 Ross Zwisler wrote: > Add tracepoints to dax_pmd_load_hole(), following the same logging > conventions as the tracepoints in dax_iomap_pmd_fault(). > > Here is an example PMD fault showing the new tracepoints: > > read_big-1478 [004] .... 238.242188: xfs_filemap_pmd_fault: dev 259:0 > ino 0x1003 > > read_big-1478 [004] .... 238.242191: dax_pmd_fault: dev 259:0 ino 0x1003 > shared ALLOW_RETRY|KILLABLE|USER address 0x10400000 vm_start 0x10200000 > vm_end 0x10600000 pgoff 0x200 max_pgoff 0x1400 > > read_big-1478 [004] .... 238.242390: dax_pmd_load_hole: dev 259:0 ino > 0x1003 shared address 0x10400000 zero_page ffffea0002c20000 radix_entry > 0x1e > > read_big-1478 [004] .... 238.242392: dax_pmd_fault_done: dev 259:0 ino > 0x1003 shared ALLOW_RETRY|KILLABLE|USER address 0x10400000 vm_start > 0x10200000 vm_end 0x10600000 pgoff 0x200 max_pgoff 0x1400 NOPAGE > > Signed-off-by: Ross Zwisler > Reviewed-by: Jan Kara > --- Acked-by: Steven Rostedt -- Steve