From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from cn.fujitsu.com ([222.73.24.84]:16054 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1422835Ab2LFJqq (ORCPT ); Thu, 6 Dec 2012 04:46:46 -0500 Message-ID: <50C0699C.8000906@cn.fujitsu.com> Date: Thu, 06 Dec 2012 17:47:08 +0800 From: Miao Xie Reply-To: miaox@cn.fujitsu.com MIME-Version: 1.0 To: Linux Btrfs CC: Arne Jansen Subject: [PATCH 4/9] Btrfs-progs: introduce '-l' option to print max referenced size of qgroups References: <50C068D4.6020105@cn.fujitsu.com> In-Reply-To: <50C068D4.6020105@cn.fujitsu.com> Content-Type: text/plain; charset=UTF-8 Sender: linux-btrfs-owner@vger.kernel.org List-ID: From: Wang Shilong This patch introduces '-l' option to print max referenced size of qgroups. You may use it like: btrfs qgroup show -l Signed-off-by: Wang Shilong Signed-off-by: Miao Xie --- cmds-qgroup.c | 9 +++++++-- qgroup.c | 7 +++++++ qgroup.h | 1 + 3 files changed, 15 insertions(+), 2 deletions(-) diff --git a/cmds-qgroup.c b/cmds-qgroup.c index f182c90..a0156a6 100644 --- a/cmds-qgroup.c +++ b/cmds-qgroup.c @@ -199,10 +199,11 @@ static int cmd_qgroup_destroy(int argc, char **argv) } static const char * const cmd_qgroup_show_usage[] = { - "btrfs qgroup show -pc ", + "btrfs qgroup show -pcl ", "Show all subvolume quota groups.", "-p print parent qgroup id", "-c print child qgroup id", + "-l print max referenced size of qgroup", NULL }; @@ -215,7 +216,7 @@ static int cmd_qgroup_show(int argc, char **argv) optind = 1; while (1) { - c = getopt(argc, argv, "pc"); + c = getopt(argc, argv, "pcl"); if (c < 0) break; @@ -228,6 +229,10 @@ static int cmd_qgroup_show(int argc, char **argv) btrfs_qgroup_setup_print_column( BTRFS_QGROUP_CHILD); break; + case 'l': + btrfs_qgroup_setup_print_column( + BTRFS_QGROUP_MAX_RFER); + break; default: usage(cmd_qgroup_show_usage); } diff --git a/qgroup.c b/qgroup.c index 3bfc408..31f3a16 100644 --- a/qgroup.c +++ b/qgroup.c @@ -87,6 +87,10 @@ struct { .column_name = "Excl", .need_print = 1, }, + { .name = "max_rfer", + .column_name = "Max_rfer", + .need_print = 0, + }, { .name = "parent", .column_name = "Parent", @@ -163,6 +167,9 @@ static void print_qgroup_column(struct btrfs_qgroup *qgroup, case BTRFS_QGROUP_EXCL: printf("%llu", qgroup->excl); break; + case BTRFS_QGROUP_MAX_RFER: + printf("%llu", qgroup->max_rfer); + break; case BTRFS_QGROUP_PARENT: print_parent_column(qgroup); break; diff --git a/qgroup.h b/qgroup.h index 02c78be..a212913 100644 --- a/qgroup.h +++ b/qgroup.h @@ -26,6 +26,7 @@ enum btrfs_qgroup_column_enum { BTRFS_QGROUP_QGROUPID, BTRFS_QGROUP_RFER, BTRFS_QGROUP_EXCL, + BTRFS_QGROUP_MAX_RFER, BTRFS_QGROUP_PARENT, BTRFS_QGROUP_CHILD, BTRFS_QGROUP_ALL, -- 1.7.11.7