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[209.132.180.67]) by mx.google.com with ESMTP id m1si1498449eji.86.2019.10.17.07.22.07; Thu, 17 Oct 2019 07:22:30 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=0tS77SCk; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2437799AbfJPVzX (ORCPT + 99 others); Wed, 16 Oct 2019 17:55:23 -0400 Received: from mail.kernel.org ([198.145.29.99]:45834 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2437759AbfJPVzT (ORCPT ); Wed, 16 Oct 2019 17:55:19 -0400 Received: from localhost (unknown [192.55.54.58]) (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 1BB3520872; Wed, 16 Oct 2019 21:55:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1571262918; bh=LDZOW25CksuYhiJrj429Qcn7l6gHU+rXtoF0UIaiRyo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=0tS77SCkIz7cOskk55gyAesspOa4Cb2wlbd65gAmMMB+AfsciTJinvTOot3qOsgYG 0V+Ry76hFeB47s6Nt41ZxUNDy8nTNQz0scTCvHhYcUqk4DyZCfu/u5GVOnfzZjjPdI Y9qbjFlKVuPlWGSQGqEB08xYecz/LCBQptTv/snI= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Steve MacLean , Jiri Olsa , Alexander Shishkin , Andi Kleen , Brian Robbins , Davidlohr Bueso , Eric Saint-Etienne , John Keeping , John Salem , Leo Yan , Mark Rutland , Namhyung Kim , Peter Zijlstra , Song Liu , Stephane Eranian , Tom McDonald , Arnaldo Carvalho de Melo Subject: [PATCH 4.9 78/92] perf inject jit: Fix JIT_CODE_MOVE filename Date: Wed, 16 Oct 2019 14:50:51 -0700 Message-Id: <20191016214846.371892544@linuxfoundation.org> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191016214759.600329427@linuxfoundation.org> References: <20191016214759.600329427@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Steve MacLean commit b59711e9b0d22fd47abfa00602fd8c365cdd3ab7 upstream. During perf inject --jit, JIT_CODE_MOVE records were injecting MMAP records with an incorrect filename. Specifically it was missing the ".so" suffix. Further the JIT_CODE_LOAD record were silently truncating the jr->load.code_index field to 32 bits before generating the filename. Make both records emit the same filename based on the full 64 bit code_index field. Fixes: 9b07e27f88b9 ("perf inject: Add jitdump mmap injection support") Cc: stable@vger.kernel.org # v4.6+ Signed-off-by: Steve MacLean Acked-by: Jiri Olsa Cc: Alexander Shishkin Cc: Andi Kleen Cc: Brian Robbins Cc: Davidlohr Bueso Cc: Eric Saint-Etienne Cc: John Keeping Cc: John Salem Cc: Leo Yan Cc: Mark Rutland Cc: Namhyung Kim Cc: Peter Zijlstra Cc: Song Liu Cc: Stephane Eranian Cc: Tom McDonald Link: http://lore.kernel.org/lkml/BN8PR21MB1362FF8F127B31DBF4121528F7800@BN8PR21MB1362.namprd21.prod.outlook.com Signed-off-by: Arnaldo Carvalho de Melo Signed-off-by: Greg Kroah-Hartman --- tools/perf/util/jitdump.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) --- a/tools/perf/util/jitdump.c +++ b/tools/perf/util/jitdump.c @@ -369,7 +369,7 @@ static int jit_repipe_code_load(struct j size_t size; u16 idr_size; const char *sym; - uint32_t count; + uint64_t count; int ret, csize; pid_t pid, tid; struct { @@ -391,7 +391,7 @@ static int jit_repipe_code_load(struct j return -1; filename = event->mmap2.filename; - size = snprintf(filename, PATH_MAX, "%s/jitted-%d-%u.so", + size = snprintf(filename, PATH_MAX, "%s/jitted-%d-%" PRIu64 ".so", jd->dir, pid, count); @@ -493,7 +493,7 @@ static int jit_repipe_code_move(struct j return -1; filename = event->mmap2.filename; - size = snprintf(filename, PATH_MAX, "%s/jitted-%d-%"PRIu64, + size = snprintf(filename, PATH_MAX, "%s/jitted-%d-%" PRIu64 ".so", jd->dir, pid, jr->move.code_index);