From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from bombadil.infradead.org ([65.50.211.133]:36729 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932271AbdERG15 (ORCPT ); Thu, 18 May 2017 02:27:57 -0400 From: Christoph Hellwig Subject: [PATCH 09/23] S390/sysinfo: use uuid_is_null instead of opencoding it Date: Thu, 18 May 2017 08:26:51 +0200 Message-Id: <20170518062705.25902-10-hch@lst.de> In-Reply-To: <20170518062705.25902-1-hch@lst.de> References: <20170518062705.25902-1-hch@lst.de> Sender: linux-xfs-owner@vger.kernel.org List-ID: List-Id: xfs To: Andy Shevchenko , Amir Goldstein , linux-fsdevel@vger.kernel.org Cc: Shaohua Li , Dan Williams , David Howells , Steven Whitehouse , Mimi Zohar , linux-xfs@vger.kernel.org, linux-raid@vger.kernel.org, linux-nvdimm@lists.01.org, linux-kernel@vger.kernel.org .. and switch to use uuid_t instead of the old uuid_be type while we're at it. Signed-off-by: Christoph Hellwig --- arch/s390/include/asm/sysinfo.h | 4 ++-- arch/s390/kernel/sysinfo.c | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/s390/include/asm/sysinfo.h b/arch/s390/include/asm/sysinfo.h index 73bff45ced55..e7f8e1b77d92 100644 --- a/arch/s390/include/asm/sysinfo.h +++ b/arch/s390/include/asm/sysinfo.h @@ -109,7 +109,7 @@ struct sysinfo_2_2_2 { unsigned short cpus_shared; char reserved_4[3]; unsigned char vsne; - uuid_be uuid; + uuid_t uuid; char reserved_5[160]; char ext_name[256]; }; @@ -134,7 +134,7 @@ struct sysinfo_3_2_2 { char reserved_1[3]; unsigned char evmne; unsigned int reserved_2; - uuid_be uuid; + uuid_t uuid; } vm[8]; char reserved_3[1504]; char ext_names[8][256]; diff --git a/arch/s390/kernel/sysinfo.c b/arch/s390/kernel/sysinfo.c index eefcb54872a5..fb869b103825 100644 --- a/arch/s390/kernel/sysinfo.c +++ b/arch/s390/kernel/sysinfo.c @@ -242,7 +242,7 @@ static void print_ext_name(struct seq_file *m, int lvl, static void print_uuid(struct seq_file *m, int i, struct sysinfo_3_2_2 *info) { - if (!memcmp(&info->vm[i].uuid, &NULL_UUID_BE, sizeof(uuid_be))) + if (uuid_is_null(&info->vm[i].uuid)) return; seq_printf(m, "VM%02d UUID: %pUb\n", i, &info->vm[i].uuid); } -- 2.11.0