From patchwork Sun Feb 19 10:07:17 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Aneesh Kumar K.V" X-Patchwork-Id: 729523 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [103.22.144.68]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3vR2r20rr2z9s7r for ; Sun, 19 Feb 2017 21:22:10 +1100 (AEDT) Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 3vR2r1744SzDrS4 for ; Sun, 19 Feb 2017 21:22:09 +1100 (AEDT) X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3vR2X31Gp8zDqHg for ; Sun, 19 Feb 2017 21:08:19 +1100 (AEDT) Received: from pps.filterd (m0098399.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v1JA3eIp142891 for ; Sun, 19 Feb 2017 05:08:17 -0500 Received: from e38.co.us.ibm.com (e38.co.us.ibm.com [32.97.110.159]) by mx0a-001b2d01.pphosted.com with ESMTP id 28pphtwfst-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Sun, 19 Feb 2017 05:08:17 -0500 Received: from localhost by e38.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; Sun, 19 Feb 2017 03:08:14 -0700 Received: from b03cxnp07029.gho.boulder.ibm.com (b03cxnp07029.gho.boulder.ibm.com [9.17.130.16]) by d03dlp03.boulder.ibm.com (Postfix) with ESMTP id ED94F19D801C; Sun, 19 Feb 2017 03:07:25 -0700 (MST) Received: from b03ledav003.gho.boulder.ibm.com (b03ledav003.gho.boulder.ibm.com [9.17.130.234]) by b03cxnp07029.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v1JA8DqL15925664; Sun, 19 Feb 2017 03:08:13 -0700 Received: from b03ledav003.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6FC9D6A03F; Sun, 19 Feb 2017 03:08:13 -0700 (MST) Received: from skywalker.in.ibm.com (unknown [9.102.2.153]) by b03ledav003.gho.boulder.ibm.com (Postfix) with ESMTP id E2F3E6A041; Sun, 19 Feb 2017 03:08:10 -0700 (MST) From: "Aneesh Kumar K.V" To: benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au Subject: [PATCH V3 10/10] powerpc/mm/slice: Update slice mask printing to use bitmap printing. Date: Sun, 19 Feb 2017 15:37:17 +0530 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1487498837-12017-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> References: <1487498837-12017-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> X-TM-AS-GCONF: 00 X-Content-Scanned: Fidelis XPS MAILER x-cbid: 17021910-0028-0000-0000-00000715E0B5 X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00006644; HX=3.00000240; KW=3.00000007; PH=3.00000004; SC=3.00000203; SDB=6.00824000; UDB=6.00403308; IPR=6.00601454; BA=6.00005152; NDR=6.00000001; ZLA=6.00000005; ZF=6.00000009; ZB=6.00000000; ZP=6.00000000; ZH=6.00000000; ZU=6.00000002; MB=3.00014346; XFM=3.00000011; UTC=2017-02-19 10:08:15 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17021910-0029-0000-0000-000033B25A72 Message-Id: <1487498837-12017-11-git-send-email-aneesh.kumar@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-02-19_09:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1612050000 definitions=main-1702190102 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linuxppc-dev@lists.ozlabs.org, "Aneesh Kumar K.V" Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" We now get output like below which is much better. [ 0.935306] good_mask low_slice: 0-15 [ 0.935360] good_mask high_slice: 0-511 Compared to [ 0.953414] good_mask:1111111111111111 - 1111111111111......... I also fixed an error with slice_dbg printing. Signed-off-by: Aneesh Kumar K.V Acked-by: Balbir Singh --- arch/powerpc/mm/slice.c | 30 +++++++----------------------- 1 file changed, 7 insertions(+), 23 deletions(-) diff --git a/arch/powerpc/mm/slice.c b/arch/powerpc/mm/slice.c index 8eedb7382942..fce1734ab8a3 100644 --- a/arch/powerpc/mm/slice.c +++ b/arch/powerpc/mm/slice.c @@ -53,29 +53,13 @@ int _slice_debug = 1; static void slice_print_mask(const char *label, struct slice_mask mask) { - char *p, buf[SLICE_NUM_LOW + 3 + SLICE_NUM_HIGH + 1]; - int i; - if (!_slice_debug) return; - p = buf; - for (i = 0; i < SLICE_NUM_LOW; i++) - *(p++) = (mask.low_slices & (1 << i)) ? '1' : '0'; - *(p++) = ' '; - *(p++) = '-'; - *(p++) = ' '; - for (i = 0; i < SLICE_NUM_HIGH; i++) { - if (test_bit(i, mask.high_slices)) - *(p++) = '1'; - else - *(p++) = '0'; - } - *(p++) = 0; - - printk(KERN_DEBUG "%s:%s\n", label, buf); + pr_devel("%s low_slice: %*pbl\n", label, (int)SLICE_NUM_LOW, &mask.low_slices); + pr_devel("%s high_slice: %*pbl\n", label, (int)SLICE_NUM_HIGH, mask.high_slices); } -#define slice_dbg(fmt...) do { if (_slice_debug) pr_debug(fmt); } while(0) +#define slice_dbg(fmt...) do { if (_slice_debug) pr_devel(fmt); } while (0) #else @@ -247,8 +231,8 @@ static void slice_convert(struct mm_struct *mm, struct slice_mask mask, int psiz } slice_dbg(" lsps=%lx, hsps=%lx\n", - mm->context.low_slices_psize, - mm->context.high_slices_psize); + (unsigned long)mm->context.low_slices_psize, + (unsigned long)mm->context.high_slices_psize); spin_unlock_irqrestore(&slice_convert_lock, flags); @@ -690,8 +674,8 @@ void slice_set_user_psize(struct mm_struct *mm, unsigned int psize) slice_dbg(" lsps=%lx, hsps=%lx\n", - mm->context.low_slices_psize, - mm->context.high_slices_psize); + (unsigned long)mm->context.low_slices_psize, + (unsigned long)mm->context.high_slices_psize); bail: spin_unlock_irqrestore(&slice_convert_lock, flags);