btrfs-progs: Fix return value bug of qgroups check

Before this patch, although btrfsck will check qgroups if quota is
enabled, it always return 0 even qgroup numbers are corrupted.

Fix it by allowing return value from report_qgroups function (formally
defined as print_qgroup_difference).

Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Qu Wenruo 2016-04-18 10:27:07 +08:00 committed by David Sterba
parent b652aeeb38
commit f172bd2b8d
3 changed files with 13 additions and 6 deletions

View File

@ -9671,7 +9671,7 @@ int cmd_check(int argc, char **argv)
uuidbuf);
ret = qgroup_verify_all(info);
if (ret == 0)
print_qgroup_report(1);
ret = report_qgroups(1);
goto close_out;
}
if (subvolid) {
@ -9832,7 +9832,11 @@ int cmd_check(int argc, char **argv)
ret = 1;
}
out:
print_qgroup_report(0);
/* Don't override original ret */
if (ret)
report_qgroups(0);
else
ret = report_qgroups(0);
if (found_old_backref) { /*
* there was a disk format change when mixed
* backref was in testing tree. The old format

View File

@ -1016,7 +1016,7 @@ static void print_fields_signed(long long bytes,
prefix, type, bytes, type, bytes_compressed);
}
static void print_qgroup_difference(struct qgroup_count *count, int verbose)
static int report_qgroup_difference(struct qgroup_count *count, int verbose)
{
int is_different;
struct qgroup_info *info = &count->info;
@ -1046,19 +1046,22 @@ static void print_qgroup_difference(struct qgroup_count *count, int verbose)
print_fields_signed(excl_diff, excl_diff,
"diff:", "exclusive");
}
return (is_different && count->subvol_exists);
}
void print_qgroup_report(int all)
int report_qgroups(int all)
{
struct rb_node *node;
struct qgroup_count *c;
int ret = 0;
node = rb_first(&counts.root);
while (node) {
c = rb_entry(node, struct qgroup_count, rb_node);
print_qgroup_difference(c, all);
ret |= report_qgroup_difference(c, all);
node = rb_next(node);
}
return ret;
}
int qgroup_verify_all(struct btrfs_fs_info *info)

View File

@ -23,7 +23,7 @@
#include "ctree.h"
int qgroup_verify_all(struct btrfs_fs_info *info);
void print_qgroup_report(int all);
int report_qgroups(int all);
int print_extent_state(struct btrfs_fs_info *info, u64 subvol);