[PATCH v2 07/16] btrfs-progs: balance start: use global verbose option

[Anand Jain <anand.jain@oracle.com>]

Transpire global --verbose option down to the btrfs balance start
sub-command.

Suggested-by: David Sterba <dsterba@suse.com>
Signed-off-by: Anand Jain <anand.jain@oracle.com>
---
v2: Use new helper functions and defines
    HELPINFO_INSERT_GLOBALS, BTRFS_BCONF_UNSET, BTRFS_BCONF_QUIET
    bconf_be_verbose(), bconf_be_quiet()

    No need to init bconf.verbose in the sub command.

 cmds/balance.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/cmds/balance.c b/cmds/balance.c
index 5392a6040a02..9c2cdacdb288 100644
--- a/cmds/balance.c
+++ b/cmds/balance.c
@@ -499,6 +499,8 @@ static const char * const cmd_balance_start_usage[] = {
 	"--full-balance do not print warning and do not delay start",
 	"--background|--bg",
 	"               run the balance as a background process",
+	HELPINFO_INSERT_GLOBALS,
+	HELPINFO_INSERT_VERBOSE,
 	NULL
 };
 
@@ -509,7 +511,6 @@ static int cmd_balance_start(const struct cmd_struct *cmd,
 	struct btrfs_balance_args *ptrs[] = { &args.data, &args.sys,
 						&args.meta, NULL };
 	int force = 0;
-	int verbose = 0;
 	int background = 0;
 	unsigned start_flags = 0;
 	int i;
@@ -564,7 +565,7 @@ static int cmd_balance_start(const struct cmd_struct *cmd,
 			force = 1;
 			break;
 		case 'v':
-			verbose = 1;
+			bconf_be_verbose();
 			break;
 		case GETOPT_VAL_FULL_BALANCE:
 			start_flags |= BALANCE_START_NOWARN;
@@ -640,7 +641,7 @@ static int cmd_balance_start(const struct cmd_struct *cmd,
 
 	if (force)
 		args.flags |= BTRFS_BALANCE_FORCE;
-	if (verbose)
+	if (bconf.verbose > BTRFS_BCONF_QUIET)
 		dump_ioctl_balance_args(&args);
 	if (background) {
 		switch (fork()) {
-- 
1.8.3.1