diff options
| -rw-r--r-- | fs/gfs2/quota.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c index 33e369f108b3..6c5d6aa7d532 100644 --- a/fs/gfs2/quota.c +++ b/fs/gfs2/quota.c @@ -1367,8 +1367,51 @@ static int gfs2_quota_get_xstate(struct super_block *sb, return 0; } +static int gfs2_xquota_get(struct super_block *sb, int type, qid_t id, + struct fs_disk_quota *fdq) +{ + struct gfs2_sbd *sdp = sb->s_fs_info; + struct gfs2_quota_lvb *qlvb; + struct gfs2_quota_data *qd; + struct gfs2_holder q_gh; + int error; + + memset(fdq, 0, sizeof(struct fs_disk_quota)); + + if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF) + return -ESRCH; /* Crazy XFS error code */ + + if (type == USRQUOTA) + type = QUOTA_USER; + else if (type == GRPQUOTA) + type = QUOTA_GROUP; + else + return -EINVAL; + + error = qd_get(sdp, type, id, &qd); + if (error) + return error; + error = do_glock(qd, FORCE, &q_gh); + if (error) + goto out; + + qlvb = (struct gfs2_quota_lvb *)qd->qd_gl->gl_lvb; + fdq->d_version = FS_DQUOT_VERSION; + fdq->d_flags = (type == QUOTA_USER) ? XFS_USER_QUOTA : XFS_GROUP_QUOTA; + fdq->d_id = id; + fdq->d_blk_hardlimit = be64_to_cpu(qlvb->qb_limit); + fdq->d_blk_softlimit = be64_to_cpu(qlvb->qb_warn); + fdq->d_bcount = be64_to_cpu(qlvb->qb_value); + + gfs2_glock_dq_uninit(&q_gh); +out: + qd_put(qd); + return error; +} + const struct quotactl_ops gfs2_quotactl_ops = { .quota_sync = gfs2_quota_sync, .get_xstate = gfs2_quota_get_xstate, + .get_xquota = gfs2_xquota_get, }; |