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Btrfs-progs: introduce '-e' option to print max exclusive size of qgroups 

This patch introduce '-e' option to print max exclusive size of qgroups.
You may use it like this:
		btrfs qgroup -e <path>

Signed-off-by: Wang Shilong <wangsl-fnst@cn.fujitsu.com>
Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
master
Wang Shilong 2013-10-07 15:21:41 +08:00 committed by Chris Mason
parent 0944502866
commit ae26ff16f8
3 changed files with 16 additions and 2 deletions
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9
cmds-qgroup.c
View File

@ -202,11 +202,12 @@ static int cmd_qgroup_destroy(int argc, char **argv)
} }
static const char * const cmd_qgroup_show_usage[] = { static const char * const cmd_qgroup_show_usage[] = {
"btrfs qgroup show -pcr <path>", "btrfs qgroup show -pcre <path>",
"Show all subvolume quota groups.", "Show all subvolume quota groups.",
"-p print parent qgroup id", "-p print parent qgroup id",
"-c print child qgroup id", "-c print child qgroup id",
"-r print max referenced size of qgroup", "-r print max referenced size of qgroup",
"-e print max exclusive size of qgroup",
NULL NULL
}; };
@ -221,7 +222,7 @@ static int cmd_qgroup_show(int argc, char **argv)
optind = 1; optind = 1;
while (1) { while (1) {
c = getopt(argc, argv, "pcr"); c = getopt(argc, argv, "pcre");
if (c < 0) if (c < 0)
break; break;
switch (c) { switch (c) {
@ -237,6 +238,10 @@ static int cmd_qgroup_show(int argc, char **argv)
btrfs_qgroup_setup_print_column( btrfs_qgroup_setup_print_column(
BTRFS_QGROUP_MAX_RFER); BTRFS_QGROUP_MAX_RFER);
break; break;
case 'e':
btrfs_qgroup_setup_print_column(
BTRFS_QGROUP_MAX_EXCL);
break;
default: default:
usage(cmd_qgroup_show_usage); usage(cmd_qgroup_show_usage);
} }

8
qgroup.c
View File

@ -91,6 +91,11 @@ struct {
.column_name = "Max_rfer", .column_name = "Max_rfer",
.need_print = 0, .need_print = 0,
}, },
{
.name = "max_excl",
.column_name = "Max_excl",
.need_print = 0,
},
{ {
.name = "parent", .name = "parent",
.column_name = "Parent", .column_name = "Parent",
@ -173,6 +178,9 @@ static void print_qgroup_column(struct btrfs_qgroup *qgroup,
case BTRFS_QGROUP_MAX_RFER: case BTRFS_QGROUP_MAX_RFER:
printf("%llu", qgroup->max_rfer); printf("%llu", qgroup->max_rfer);
break; break;
case BTRFS_QGROUP_MAX_EXCL:
printf("%llu", qgroup->max_excl);
break;
case BTRFS_QGROUP_CHILD: case BTRFS_QGROUP_CHILD:
print_child_column(qgroup); print_child_column(qgroup);
break; break;

1
qgroup.h
View File

@ -27,6 +27,7 @@ enum btrfs_qgroup_column_enum {
BTRFS_QGROUP_RFER, BTRFS_QGROUP_RFER,
BTRFS_QGROUP_EXCL, BTRFS_QGROUP_EXCL,
BTRFS_QGROUP_MAX_RFER, BTRFS_QGROUP_MAX_RFER,
BTRFS_QGROUP_MAX_EXCL,
BTRFS_QGROUP_PARENT, BTRFS_QGROUP_PARENT,
BTRFS_QGROUP_CHILD, BTRFS_QGROUP_CHILD,
BTRFS_QGROUP_ALL, BTRFS_QGROUP_ALL,