From patchwork Fri Jan 31 06:13:48 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Morton X-Patchwork-Id: 11359215 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 9672813A4 for ; Fri, 31 Jan 2020 06:13:52 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 633E82464B for ; Fri, 31 Jan 2020 06:13:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="dVCG/tQp" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 633E82464B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id C03A46B051D; Fri, 31 Jan 2020 01:13:50 -0500 (EST) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id B64A76B051F; Fri, 31 Jan 2020 01:13:50 -0500 (EST) X-Original-To: int-list-linux-mm@kvack.org X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id A2AE76B0520; Fri, 31 Jan 2020 01:13:50 -0500 (EST) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id 8384E6B051D for ; Fri, 31 Jan 2020 01:13:50 -0500 (EST) Received: from smtpin11.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 4ABE033C4 for ; Fri, 31 Jan 2020 06:13:50 +0000 (UTC) X-FDA: 76436913420.11.eyes66_2178900b9c602 X-Spam-Summary: 2,0,0,58392ff9ae4401f0,d41d8cd98f00b204,akpm@linux-foundation.org,:akpm@linux-foundation.org:changbin.du@intel.com:joel@joelfernandes.org::mingo@redhat.com:mm-commits@vger.kernel.org:rostedt@goodmis.org:sunjunyong@xiaomi.com:sunjy516@gmail.com:timmurray@google.com:torvalds@linux-foundation.org,RULES_HIT:41:334:355:368:369:379:800:960:967:973:988:989:1260:1263:1345:1359:1381:1431:1437:1534:1541:1711:1714:1730:1747:1777:1792:2393:2525:2559:2563:2682:2685:2859:2902:2933:2937:2939:2942:2945:2947:2951:2954:3022:3138:3139:3140:3141:3142:3351:3865:3866:3867:3934:3936:3938:3941:3944:3947:3950:3953:3956:3959:4321:5007:6261:6653:6737:7514:7576:7862:9025:9545:10004:10913:11026:11232:11473:11658:11914:12043:12048:12296:12297:12517:12519:12555:12679:12783:12986:13069:13255:13311:13357:13846:14181:14384:14721:14777:14849:21080:21212:21433:21451:21619:21626:21819:21939:30029:30054:30064:30089:30091,0,RBL:error,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF :not bul X-HE-Tag: eyes66_2178900b9c602 X-Filterd-Recvd-Size: 2767 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf46.hostedemail.com (Postfix) with ESMTP for ; Fri, 31 Jan 2020 06:13:49 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id E8E7420663; Fri, 31 Jan 2020 06:13:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1580451229; bh=AA/Y6BPJZPIakWi7m0Vd0XrXpA3KpNz7OvTjTk7z7Mk=; h=Date:From:To:Subject:In-Reply-To:From; b=dVCG/tQpLaRHcKaViNF3gT1GbiDQrORLAZxnP8DLDBi4uLo1LuPYwrZwxRR0F+QgK EhawL8eU2V+HkBAs9maf6YJSROvrb4f+95DyBfIj6sN/ARbES9971drYRJYXeFUNL2 jxi2W9d1Wsi068wjQJaDBGGcTaV5uzPRsXGxCyd8= Date: Thu, 30 Jan 2020 22:13:48 -0800 From: Andrew Morton To: akpm@linux-foundation.org, changbin.du@intel.com, joel@joelfernandes.org, linux-mm@kvack.org, mingo@redhat.com, mm-commits@vger.kernel.org, rostedt@goodmis.org, sunjunyong@xiaomi.com, sunjy516@gmail.com, timmurray@google.com, torvalds@linux-foundation.org Subject: [patch 049/118] mm, tracing: print symbol name for kmem_alloc_node call_site events Message-ID: <20200131061348.5qy8B5wov%akpm@linux-foundation.org> In-Reply-To: <20200130221021.5f0211c56346d5485af07923@linux-foundation.org> User-Agent: s-nail v14.8.16 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: Junyong Sun Subject: mm, tracing: print symbol name for kmem_alloc_node call_site events Print the call_site ip of kmem_alloc_node using '%pS' to improve the readability of raw slab trace points. Link: http://lkml.kernel.org/r/1577949568-4518-1-git-send-email-sunjunyong@xiaomi.com Signed-off-by: Junyong Sun Acked-by: Steven Rostedt (VMware) Cc: Ingo Molnar Cc: Joel Fernandes (Google) Cc: Changbin Du Cc: Tim Murray Signed-off-by: Andrew Morton --- include/trace/events/kmem.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/include/trace/events/kmem.h~mm-tracing-print-symbol-name-for-kmem_alloc_node-call_site-events +++ a/include/trace/events/kmem.h @@ -88,8 +88,8 @@ DECLARE_EVENT_CLASS(kmem_alloc_node, __entry->node = node; ), - TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s node=%d", - __entry->call_site, + TP_printk("call_site=%pS ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s node=%d", + (void *)__entry->call_site, __entry->ptr, __entry->bytes_req, __entry->bytes_alloc,