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Diffstat (limited to 'fs/quota/quota.c')
-rw-r--r--fs/quota/quota.c36
1 files changed, 31 insertions, 5 deletions
diff --git a/fs/quota/quota.c b/fs/quota/quota.c
index 8680e257c2bd..d6ee49dda4fd 100644
--- a/fs/quota/quota.c
+++ b/fs/quota/quota.c
@@ -167,18 +167,44 @@ static int quota_getquota(struct super_block *sb, int type, qid_t id,
return 0;
}
+static void copy_from_if_dqblk(struct fs_disk_quota *dst, struct if_dqblk *src)
+{
+ dst->d_blk_hardlimit = src->dqb_bhardlimit;
+ dst->d_blk_softlimit = src->dqb_bsoftlimit;
+ dst->d_bcount = src->dqb_curspace;
+ dst->d_ino_hardlimit = src->dqb_ihardlimit;
+ dst->d_ino_softlimit = src->dqb_isoftlimit;
+ dst->d_icount = src->dqb_curinodes;
+ dst->d_btimer = src->dqb_btime;
+ dst->d_itimer = src->dqb_itime;
+
+ dst->d_fieldmask = 0;
+ if (src->dqb_valid & QIF_BLIMITS)
+ dst->d_fieldmask |= FS_DQ_BSOFT | FS_DQ_BHARD;
+ if (src->dqb_valid & QIF_SPACE)
+ dst->d_fieldmask |= FS_DQ_BCOUNT;
+ if (src->dqb_valid & QIF_ILIMITS)
+ dst->d_fieldmask |= FS_DQ_ISOFT | FS_DQ_IHARD;
+ if (src->dqb_valid & QIF_INODES)
+ dst->d_fieldmask |= FS_DQ_ICOUNT;
+ if (src->dqb_valid & QIF_BTIME)
+ dst->d_fieldmask |= FS_DQ_BTIMER;
+ if (src->dqb_valid & QIF_ITIME)
+ dst->d_fieldmask |= FS_DQ_ITIMER;
+}
+
static int quota_setquota(struct super_block *sb, int type, qid_t id,
void __user *addr)
{
+ struct fs_disk_quota fdq;
struct if_dqblk idq;
if (copy_from_user(&idq, addr, sizeof(idq)))
return -EFAULT;
- if (!sb_has_quota_active(sb, type))
- return -ESRCH;
if (!sb->s_qcop->set_dqblk)
return -ENOSYS;
- return sb->s_qcop->set_dqblk(sb, type, id, &idq);
+ copy_from_if_dqblk(&fdq, &idq);
+ return sb->s_qcop->set_dqblk(sb, type, id, &fdq);
}
static int quota_setxstate(struct super_block *sb, int cmd, void __user *addr)
@@ -212,9 +238,9 @@ static int quota_setxquota(struct super_block *sb, int type, qid_t id,
if (copy_from_user(&fdq, addr, sizeof(fdq)))
return -EFAULT;
- if (!sb->s_qcop->set_xquota)
+ if (!sb->s_qcop->set_dqblk)
return -ENOSYS;
- return sb->s_qcop->set_xquota(sb, type, id, &fdq);
+ return sb->s_qcop->set_dqblk(sb, type, id, &fdq);
}
static int quota_getxquota(struct super_block *sb, int type, qid_t id,