diff options
Diffstat (limited to 'fs/gfs2')
-rw-r--r-- | fs/gfs2/acl.c | 2 | ||||
-rw-r--r-- | fs/gfs2/bmap.c | 2 | ||||
-rw-r--r-- | fs/gfs2/dir.c | 2 | ||||
-rw-r--r-- | fs/gfs2/glops.c | 4 | ||||
-rw-r--r-- | fs/gfs2/incore.h | 3 | ||||
-rw-r--r-- | fs/gfs2/inode.c | 32 | ||||
-rw-r--r-- | fs/gfs2/quota.c | 138 | ||||
-rw-r--r-- | fs/gfs2/quota.h | 15 | ||||
-rw-r--r-- | fs/gfs2/super.c | 6 | ||||
-rw-r--r-- | fs/gfs2/sys.c | 14 | ||||
-rw-r--r-- | fs/gfs2/xattr.c | 4 |
11 files changed, 104 insertions, 118 deletions
diff --git a/fs/gfs2/acl.c b/fs/gfs2/acl.c index f850020ad906..f69ac0af5496 100644 --- a/fs/gfs2/acl.c +++ b/fs/gfs2/acl.c @@ -237,7 +237,7 @@ static int gfs2_xattr_system_set(struct dentry *dentry, const char *name, return -EINVAL; if (type == ACL_TYPE_DEFAULT && !S_ISDIR(inode->i_mode)) return value ? -EACCES : 0; - if ((current_fsuid() != inode->i_uid) && !capable(CAP_FOWNER)) + if (!uid_eq(current_fsuid(), inode->i_uid) && !capable(CAP_FOWNER)) return -EPERM; if (S_ISLNK(inode->i_mode)) return -EOPNOTSUPP; diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c index df686d13a7d2..5e83657f046e 100644 --- a/fs/gfs2/bmap.c +++ b/fs/gfs2/bmap.c @@ -1099,7 +1099,7 @@ static int trunc_dealloc(struct gfs2_inode *ip, u64 size) if (error) return error; - error = gfs2_quota_hold(ip, NO_QUOTA_CHANGE, NO_QUOTA_CHANGE); + error = gfs2_quota_hold(ip, NO_UID_QUOTA_CHANGE, NO_GID_QUOTA_CHANGE); if (error) return error; diff --git a/fs/gfs2/dir.c b/fs/gfs2/dir.c index 7179478e5a28..c3e82bd23179 100644 --- a/fs/gfs2/dir.c +++ b/fs/gfs2/dir.c @@ -1849,7 +1849,7 @@ static int leaf_dealloc(struct gfs2_inode *dip, u32 index, u32 len, if (!ht) return -ENOMEM; - error = gfs2_quota_hold(dip, NO_QUOTA_CHANGE, NO_QUOTA_CHANGE); + error = gfs2_quota_hold(dip, NO_UID_QUOTA_CHANGE, NO_GID_QUOTA_CHANGE); if (error) goto out; diff --git a/fs/gfs2/glops.c b/fs/gfs2/glops.c index 78d4184ffc7d..444b6503ebc4 100644 --- a/fs/gfs2/glops.c +++ b/fs/gfs2/glops.c @@ -322,8 +322,8 @@ static int gfs2_dinode_in(struct gfs2_inode *ip, const void *buf) break; }; - ip->i_inode.i_uid = be32_to_cpu(str->di_uid); - ip->i_inode.i_gid = be32_to_cpu(str->di_gid); + i_uid_write(&ip->i_inode, be32_to_cpu(str->di_uid)); + i_gid_write(&ip->i_inode, be32_to_cpu(str->di_gid)); gfs2_set_nlink(&ip->i_inode, be32_to_cpu(str->di_nlink)); i_size_write(&ip->i_inode, be64_to_cpu(str->di_size)); gfs2_set_inode_blocks(&ip->i_inode, be64_to_cpu(str->di_blocks)); diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h index e2601ba38ef5..156e42ec84ea 100644 --- a/fs/gfs2/incore.h +++ b/fs/gfs2/incore.h @@ -392,7 +392,6 @@ struct gfs2_revoke_replay { }; enum { - QDF_USER = 0, QDF_CHANGE = 1, QDF_LOCKED = 2, QDF_REFRESH = 3, @@ -404,7 +403,7 @@ struct gfs2_quota_data { atomic_t qd_count; - u32 qd_id; + struct kqid qd_id; unsigned long qd_flags; /* QDF_... */ s64 qd_change; diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c index db048a8ab6a8..cc00bd1d1f87 100644 --- a/fs/gfs2/inode.c +++ b/fs/gfs2/inode.c @@ -368,10 +368,11 @@ static void munge_mode_uid_gid(const struct gfs2_inode *dip, struct inode *inode) { if (GFS2_SB(&dip->i_inode)->sd_args.ar_suiddir && - (dip->i_inode.i_mode & S_ISUID) && dip->i_inode.i_uid) { + (dip->i_inode.i_mode & S_ISUID) && + !uid_eq(dip->i_inode.i_uid, GLOBAL_ROOT_UID)) { if (S_ISDIR(inode->i_mode)) inode->i_mode |= S_ISUID; - else if (dip->i_inode.i_uid != current_fsuid()) + else if (!uid_eq(dip->i_inode.i_uid, current_fsuid())) inode->i_mode &= ~07111; inode->i_uid = dip->i_inode.i_uid; } else @@ -455,8 +456,8 @@ static void init_dinode(struct gfs2_inode *dip, struct gfs2_inode *ip, di->di_num.no_formal_ino = cpu_to_be64(ip->i_no_formal_ino); di->di_num.no_addr = cpu_to_be64(ip->i_no_addr); di->di_mode = cpu_to_be32(ip->i_inode.i_mode); - di->di_uid = cpu_to_be32(ip->i_inode.i_uid); - di->di_gid = cpu_to_be32(ip->i_inode.i_gid); + di->di_uid = cpu_to_be32(i_uid_read(&ip->i_inode)); + di->di_gid = cpu_to_be32(i_gid_read(&ip->i_inode)); di->di_nlink = 0; di->di_size = cpu_to_be64(ip->i_inode.i_size); di->di_blocks = cpu_to_be64(1); @@ -548,7 +549,7 @@ static int link_dinode(struct gfs2_inode *dip, const struct qstr *name, if (error) return error; - error = gfs2_quota_lock(dip, NO_QUOTA_CHANGE, NO_QUOTA_CHANGE); + error = gfs2_quota_lock(dip, NO_UID_QUOTA_CHANGE, NO_GID_QUOTA_CHANGE); if (error) goto fail; @@ -978,8 +979,8 @@ static int gfs2_unlink_ok(struct gfs2_inode *dip, const struct qstr *name, return -EPERM; if ((dip->i_inode.i_mode & S_ISVTX) && - dip->i_inode.i_uid != current_fsuid() && - ip->i_inode.i_uid != current_fsuid() && !capable(CAP_FOWNER)) + !uid_eq(dip->i_inode.i_uid, current_fsuid()) && + !uid_eq(ip->i_inode.i_uid, current_fsuid()) && !capable(CAP_FOWNER)) return -EPERM; if (IS_APPEND(&dip->i_inode)) @@ -1580,7 +1581,8 @@ static int setattr_chown(struct inode *inode, struct iattr *attr) { struct gfs2_inode *ip = GFS2_I(inode); struct gfs2_sbd *sdp = GFS2_SB(inode); - u32 ouid, ogid, nuid, ngid; + kuid_t ouid, nuid; + kgid_t ogid, ngid; int error; ouid = inode->i_uid; @@ -1588,16 +1590,17 @@ static int setattr_chown(struct inode *inode, struct iattr *attr) nuid = attr->ia_uid; ngid = attr->ia_gid; - if (!(attr->ia_valid & ATTR_UID) || ouid == nuid) - ouid = nuid = NO_QUOTA_CHANGE; - if (!(attr->ia_valid & ATTR_GID) || ogid == ngid) - ogid = ngid = NO_QUOTA_CHANGE; + if (!(attr->ia_valid & ATTR_UID) || uid_eq(ouid, nuid)) + ouid = nuid = NO_UID_QUOTA_CHANGE; + if (!(attr->ia_valid & ATTR_GID) || gid_eq(ogid, ngid)) + ogid = ngid = NO_GID_QUOTA_CHANGE; error = gfs2_quota_lock(ip, nuid, ngid); if (error) return error; - if (ouid != NO_QUOTA_CHANGE || ogid != NO_QUOTA_CHANGE) { + if (!uid_eq(ouid, NO_UID_QUOTA_CHANGE) || + !gid_eq(ogid, NO_GID_QUOTA_CHANGE)) { error = gfs2_quota_check(ip, nuid, ngid); if (error) goto out_gunlock_q; @@ -1611,7 +1614,8 @@ static int setattr_chown(struct inode *inode, struct iattr *attr) if (error) goto out_end_trans; - if (ouid != NO_QUOTA_CHANGE || ogid != NO_QUOTA_CHANGE) { + if (!uid_eq(ouid, NO_UID_QUOTA_CHANGE) || + !gid_eq(ogid, NO_GID_QUOTA_CHANGE)) { u64 blocks = gfs2_get_inode_blocks(&ip->i_inode); gfs2_quota_change(ip, -blocks, ouid, ogid); gfs2_quota_change(ip, blocks, nuid, ngid); diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c index 06122d09c0d1..c7c840e916f8 100644 --- a/fs/gfs2/quota.c +++ b/fs/gfs2/quota.c @@ -65,13 +65,10 @@ #include "inode.h" #include "util.h" -#define QUOTA_USER 1 -#define QUOTA_GROUP 0 - struct gfs2_quota_change_host { u64 qc_change; u32 qc_flags; /* GFS2_QCF_... */ - u32 qc_id; + struct kqid qc_id; }; static LIST_HEAD(qd_lru_list); @@ -120,17 +117,24 @@ out: return (atomic_read(&qd_lru_count) * sysctl_vfs_cache_pressure) / 100; } +static u64 qd2index(struct gfs2_quota_data *qd) +{ + struct kqid qid = qd->qd_id; + return (2 * (u64)from_kqid(&init_user_ns, qid)) + + (qid.type == USRQUOTA) ? 0 : 1; +} + static u64 qd2offset(struct gfs2_quota_data *qd) { u64 offset; - offset = 2 * (u64)qd->qd_id + !test_bit(QDF_USER, &qd->qd_flags); + offset = qd2index(qd); offset *= sizeof(struct gfs2_quota); return offset; } -static int qd_alloc(struct gfs2_sbd *sdp, int user, u32 id, +static int qd_alloc(struct gfs2_sbd *sdp, struct kqid qid, struct gfs2_quota_data **qdp) { struct gfs2_quota_data *qd; @@ -141,13 +145,11 @@ static int qd_alloc(struct gfs2_sbd *sdp, int user, u32 id, return -ENOMEM; atomic_set(&qd->qd_count, 1); - qd->qd_id = id; - if (user) - set_bit(QDF_USER, &qd->qd_flags); + qd->qd_id = qid; qd->qd_slot = -1; INIT_LIST_HEAD(&qd->qd_reclaim); - error = gfs2_glock_get(sdp, 2 * (u64)id + !user, + error = gfs2_glock_get(sdp, qd2index(qd), &gfs2_quota_glops, CREATE, &qd->qd_gl); if (error) goto fail; @@ -161,7 +163,7 @@ fail: return error; } -static int qd_get(struct gfs2_sbd *sdp, int user, u32 id, +static int qd_get(struct gfs2_sbd *sdp, struct kqid qid, struct gfs2_quota_data **qdp) { struct gfs2_quota_data *qd = NULL, *new_qd = NULL; @@ -173,8 +175,7 @@ static int qd_get(struct gfs2_sbd *sdp, int user, u32 id, found = 0; spin_lock(&qd_lru_lock); list_for_each_entry(qd, &sdp->sd_quota_list, qd_list) { - if (qd->qd_id == id && - !test_bit(QDF_USER, &qd->qd_flags) == !user) { + if (qid_eq(qd->qd_id, qid)) { if (!atomic_read(&qd->qd_count) && !list_empty(&qd->qd_reclaim)) { /* Remove it from reclaim list */ @@ -208,7 +209,7 @@ static int qd_get(struct gfs2_sbd *sdp, int user, u32 id, return 0; } - error = qd_alloc(sdp, user, id, &new_qd); + error = qd_alloc(sdp, qid, &new_qd); if (error) return error; } @@ -458,12 +459,12 @@ static void qd_unlock(struct gfs2_quota_data *qd) qd_put(qd); } -static int qdsb_get(struct gfs2_sbd *sdp, int user, u32 id, +static int qdsb_get(struct gfs2_sbd *sdp, struct kqid qid, struct gfs2_quota_data **qdp) { int error; - error = qd_get(sdp, user, id, qdp); + error = qd_get(sdp, qid, qdp); if (error) return error; @@ -491,7 +492,7 @@ static void qdsb_put(struct gfs2_quota_data *qd) qd_put(qd); } -int gfs2_quota_hold(struct gfs2_inode *ip, u32 uid, u32 gid) +int gfs2_quota_hold(struct gfs2_inode *ip, kuid_t uid, kgid_t gid) { struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode); struct gfs2_quota_data **qd; @@ -512,28 +513,30 @@ int gfs2_quota_hold(struct gfs2_inode *ip, u32 uid, u32 gid) if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF) return 0; - error = qdsb_get(sdp, QUOTA_USER, ip->i_inode.i_uid, qd); + error = qdsb_get(sdp, make_kqid_uid(ip->i_inode.i_uid), qd); if (error) goto out; ip->i_res->rs_qa_qd_num++; qd++; - error = qdsb_get(sdp, QUOTA_GROUP, ip->i_inode.i_gid, qd); + error = qdsb_get(sdp, make_kqid_gid(ip->i_inode.i_gid), qd); if (error) goto out; ip->i_res->rs_qa_qd_num++; qd++; - if (uid != NO_QUOTA_CHANGE && uid != ip->i_inode.i_uid) { - error = qdsb_get(sdp, QUOTA_USER, uid, qd); + if (!uid_eq(uid, NO_UID_QUOTA_CHANGE) && + !uid_eq(uid, ip->i_inode.i_uid)) { + error = qdsb_get(sdp, make_kqid_uid(uid), qd); if (error) goto out; ip->i_res->rs_qa_qd_num++; qd++; } - if (gid != NO_QUOTA_CHANGE && gid != ip->i_inode.i_gid) { - error = qdsb_get(sdp, QUOTA_GROUP, gid, qd); + if (!gid_eq(gid, NO_GID_QUOTA_CHANGE) && + !gid_eq(gid, ip->i_inode.i_gid)) { + error = qdsb_get(sdp, make_kqid_gid(gid), qd); if (error) goto out; ip->i_res->rs_qa_qd_num++; @@ -567,18 +570,10 @@ static int sort_qd(const void *a, const void *b) const struct gfs2_quota_data *qd_a = *(const struct gfs2_quota_data **)a; const struct gfs2_quota_data *qd_b = *(const struct gfs2_quota_data **)b; - if (!test_bit(QDF_USER, &qd_a->qd_flags) != - !test_bit(QDF_USER, &qd_b->qd_flags)) { - if (test_bit(QDF_USER, &qd_a->qd_flags)) - return -1; - else - return 1; - } - if (qd_a->qd_id < qd_b->qd_id) + if (qid_lt(qd_a->qd_id, qd_b->qd_id)) return -1; - if (qd_a->qd_id > qd_b->qd_id) + if (qid_lt(qd_b->qd_id, qd_a->qd_id)) return 1; - return 0; } @@ -595,9 +590,9 @@ static void do_qc(struct gfs2_quota_data *qd, s64 change) if (!test_bit(QDF_CHANGE, &qd->qd_flags)) { qc->qc_change = 0; qc->qc_flags = 0; - if (test_bit(QDF_USER, &qd->qd_flags)) + if (qd->qd_id.type == USRQUOTA) qc->qc_flags = cpu_to_be32(GFS2_QCF_USER); - qc->qc_id = cpu_to_be32(qd->qd_id); + qc->qc_id = cpu_to_be32(from_kqid(&init_user_ns, qd->qd_id)); } x = be64_to_cpu(qc->qc_change) + change; @@ -925,7 +920,7 @@ fail: return error; } -int gfs2_quota_lock(struct gfs2_inode *ip, u32 uid, u32 gid) +int gfs2_quota_lock(struct gfs2_inode *ip, kuid_t uid, kgid_t gid) { struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode); struct gfs2_quota_data *qd; @@ -1040,13 +1035,13 @@ static int print_message(struct gfs2_quota_data *qd, char *type) printk(KERN_INFO "GFS2: fsid=%s: quota %s for %s %u\n", sdp->sd_fsname, type, - (test_bit(QDF_USER, &qd->qd_flags)) ? "user" : "group", - qd->qd_id); + (qd->qd_id.type == USRQUOTA) ? "user" : "group", + from_kqid(&init_user_ns, qd->qd_id)); return 0; } -int gfs2_quota_check(struct gfs2_inode *ip, u32 uid, u32 gid) +int gfs2_quota_check(struct gfs2_inode *ip, kuid_t uid, kgid_t gid) { struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode); struct gfs2_quota_data *qd; @@ -1063,8 +1058,8 @@ int gfs2_quota_check(struct gfs2_inode *ip, u32 uid, u32 gid) for (x = 0; x < ip->i_res->rs_qa_qd_num; x++) { qd = ip->i_res->rs_qa_qd[x]; - if (!((qd->qd_id == uid && test_bit(QDF_USER, &qd->qd_flags)) || - (qd->qd_id == gid && !test_bit(QDF_USER, &qd->qd_flags)))) + if (!(qid_eq(qd->qd_id, make_kqid_uid(uid)) || + qid_eq(qd->qd_id, make_kqid_gid(gid)))) continue; value = (s64)be64_to_cpu(qd->qd_qb.qb_value); @@ -1074,10 +1069,7 @@ int gfs2_quota_check(struct gfs2_inode *ip, u32 uid, u32 gid) if (be64_to_cpu(qd->qd_qb.qb_limit) && (s64)be64_to_cpu(qd->qd_qb.qb_limit) < value) { print_message(qd, "exceeded"); - quota_send_warning(make_kqid(&init_user_ns, - test_bit(QDF_USER, &qd->qd_flags) ? - USRQUOTA : GRPQUOTA, - qd->qd_id), + quota_send_warning(qd->qd_id, sdp->sd_vfs->s_dev, QUOTA_NL_BHARDWARN); error = -EDQUOT; @@ -1087,10 +1079,7 @@ int gfs2_quota_check(struct gfs2_inode *ip, u32 uid, u32 gid) time_after_eq(jiffies, qd->qd_last_warn + gfs2_tune_get(sdp, gt_quota_warn_period) * HZ)) { - quota_send_warning(make_kqid(&init_user_ns, - test_bit(QDF_USER, &qd->qd_flags) ? - USRQUOTA : GRPQUOTA, - qd->qd_id), + quota_send_warning(qd->qd_id, sdp->sd_vfs->s_dev, QUOTA_NL_BSOFTWARN); error = print_message(qd, "warning"); qd->qd_last_warn = jiffies; @@ -1101,7 +1090,7 @@ int gfs2_quota_check(struct gfs2_inode *ip, u32 uid, u32 gid) } void gfs2_quota_change(struct gfs2_inode *ip, s64 change, - u32 uid, u32 gid) + kuid_t uid, kgid_t gid) { struct gfs2_quota_data *qd; unsigned int x; @@ -1114,8 +1103,8 @@ void gfs2_quota_change(struct gfs2_inode *ip, s64 change, for (x = 0; x < ip->i_res->rs_qa_qd_num; x++) { qd = ip->i_res->rs_qa_qd[x]; - if ((qd->qd_id == uid && test_bit(QDF_USER, &qd->qd_flags)) || - (qd->qd_id == gid && !test_bit(QDF_USER, &qd->qd_flags))) { + if (qid_eq(qd->qd_id, make_kqid_uid(uid)) || + qid_eq(qd->qd_id, make_kqid_gid(gid))) { do_qc(qd, change); } } @@ -1170,13 +1159,13 @@ static int gfs2_quota_sync_timeo(struct super_block *sb, int type) return gfs2_quota_sync(sb, type); } -int gfs2_quota_refresh(struct gfs2_sbd *sdp, int user, u32 id) +int gfs2_quota_refresh(struct gfs2_sbd *sdp, struct kqid qid) { struct gfs2_quota_data *qd; struct gfs2_holder q_gh; int error; - error = qd_get(sdp, user, id, &qd); + error = qd_get(sdp, qid, &qd); if (error) return error; @@ -1194,7 +1183,9 @@ static void gfs2_quota_change_in(struct gfs2_quota_change_host *qc, const void * qc->qc_change = be64_to_cpu(str->qc_change); qc->qc_flags = be32_to_cpu(str->qc_flags); - qc->qc_id = be32_to_cpu(str->qc_id); + qc->qc_id = make_kqid(&init_user_ns, + (qc->qc_flags & GFS2_QCF_USER)?USRQUOTA:GRPQUOTA, + be32_to_cpu(str->qc_id)); } int gfs2_quota_init(struct gfs2_sbd *sdp) @@ -1257,8 +1248,7 @@ int gfs2_quota_init(struct gfs2_sbd *sdp) if (!qc.qc_change) continue; - error = qd_alloc(sdp, (qc.qc_flags & GFS2_QCF_USER), - qc.qc_id, &qd); + error = qd_alloc(sdp, qc.qc_id, &qd); if (error) { brelse(bh); goto fail; @@ -1485,21 +1475,17 @@ static int gfs2_get_dqblk(struct super_block *sb, struct kqid qid, struct gfs2_quota_data *qd; struct gfs2_holder q_gh; int error; - int type; memset(fdq, 0, sizeof(struct fs_disk_quota)); if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF) return -ESRCH; /* Crazy XFS error code */ - if (qid.type == USRQUOTA) - type = QUOTA_USER; - else if (qid.type == GRPQUOTA) - type = QUOTA_GROUP; - else + if ((qid.type != USRQUOTA) && + (qid.type != GRPQUOTA)) return -EINVAL; - error = qd_get(sdp, type, from_kqid(&init_user_ns, qid), &qd); + error = qd_get(sdp, qid, &qd); if (error) return error; error = do_glock(qd, FORCE, &q_gh); @@ -1508,8 +1494,8 @@ static int gfs2_get_dqblk(struct super_block *sb, struct kqid qid, qlvb = (struct gfs2_quota_lvb *)qd->qd_gl->gl_lksb.sb_lvbptr; fdq->d_version = FS_DQUOT_VERSION; - fdq->d_flags = (type == QUOTA_USER) ? FS_USER_QUOTA : FS_GROUP_QUOTA; - fdq->d_id = from_kqid(&init_user_ns, qid); + fdq->d_flags = (qid.type == USRQUOTA) ? FS_USER_QUOTA : FS_GROUP_QUOTA; + fdq->d_id = from_kqid_munged(current_user_ns(), qid); fdq->d_blk_hardlimit = be64_to_cpu(qlvb->qb_limit) << sdp->sd_fsb2bb_shift; fdq->d_blk_softlimit = be64_to_cpu(qlvb->qb_warn) << sdp->sd_fsb2bb_shift; fdq->d_bcount = be64_to_cpu(qlvb->qb_value) << sdp->sd_fsb2bb_shift; @@ -1535,32 +1521,18 @@ static int gfs2_set_dqblk(struct super_block *sb, struct kqid qid, int alloc_required; loff_t offset; int error; - int type; if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF) return -ESRCH; /* Crazy XFS error code */ - switch(qid.type) { - case USRQUOTA: - type = QUOTA_USER; - if (fdq->d_flags != FS_USER_QUOTA) - return -EINVAL; - break; - case GRPQUOTA: - type = QUOTA_GROUP; - if (fdq->d_flags != FS_GROUP_QUOTA) - return -EINVAL; - break; - default: + if ((qid.type != USRQUOTA) && + (qid.type != GRPQUOTA)) return -EINVAL; - } if (fdq->d_fieldmask & ~GFS2_FIELDMASK) return -EINVAL; - if (fdq->d_id != from_kqid(&init_user_ns, qid)) - return -EINVAL; - error = qd_get(sdp, type, from_kqid(&init_user_ns, qid), &qd); + error = qd_get(sdp, qid, &qd); if (error) return error; diff --git a/fs/gfs2/quota.h b/fs/gfs2/quota.h index f25d98b87904..4f5e6e44ed83 100644 --- a/fs/gfs2/quota.h +++ b/fs/gfs2/quota.h @@ -14,20 +14,21 @@ struct gfs2_inode; struct gfs2_sbd; struct shrink_control; -#define NO_QUOTA_CHANGE ((u32)-1) +#define NO_UID_QUOTA_CHANGE INVALID_UID +#define NO_GID_QUOTA_CHANGE INVALID_GID -extern int gfs2_quota_hold(struct gfs2_inode *ip, u32 uid, u32 gid); +extern int gfs2_quota_hold(struct gfs2_inode *ip, kuid_t uid, kgid_t gid); extern void gfs2_quota_unhold(struct gfs2_inode *ip); -extern int gfs2_quota_lock(struct gfs2_inode *ip, u32 uid, u32 gid); +extern int gfs2_quota_lock(struct gfs2_inode *ip, kuid_t uid, kgid_t gid); extern void gfs2_quota_unlock(struct gfs2_inode *ip); -extern int gfs2_quota_check(struct gfs2_inode *ip, u32 uid, u32 gid); +extern int gfs2_quota_check(struct gfs2_inode *ip, kuid_t uid, kgid_t gid); extern void gfs2_quota_change(struct gfs2_inode *ip, s64 change, - u32 uid, u32 gid); + kuid_t uid, kgid_t gid); extern int gfs2_quota_sync(struct super_block *sb, int type); -extern int gfs2_quota_refresh(struct gfs2_sbd *sdp, int user, u32 id); +extern int gfs2_quota_refresh(struct gfs2_sbd *sdp, struct kqid qid); extern int gfs2_quota_init(struct gfs2_sbd *sdp); extern void gfs2_quota_cleanup(struct gfs2_sbd *sdp); @@ -41,7 +42,7 @@ static inline int gfs2_quota_lock_check(struct gfs2_inode *ip) int ret; if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF) return 0; - ret = gfs2_quota_lock(ip, NO_QUOTA_CHANGE, NO_QUOTA_CHANGE); + ret = gfs2_quota_lock(ip, NO_UID_QUOTA_CHANGE, NO_GID_QUOTA_CHANGE); if (ret) return ret; if (sdp->sd_args.ar_quota != GFS2_QUOTA_ON) diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c index a3b40eeaa6e2..cab77b8ba84f 100644 --- a/fs/gfs2/super.c +++ b/fs/gfs2/super.c @@ -673,8 +673,8 @@ void gfs2_dinode_out(const struct gfs2_inode *ip, void *buf) str->di_num.no_addr = cpu_to_be64(ip->i_no_addr); str->di_num.no_formal_ino = cpu_to_be64(ip->i_no_formal_ino); str->di_mode = cpu_to_be32(ip->i_inode.i_mode); - str->di_uid = cpu_to_be32(ip->i_inode.i_uid); - str->di_gid = cpu_to_be32(ip->i_inode.i_gid); + str->di_uid = cpu_to_be32(i_uid_read(&ip->i_inode)); + str->di_gid = cpu_to_be32(i_gid_read(&ip->i_inode)); str->di_nlink = cpu_to_be32(ip->i_inode.i_nlink); str->di_size = cpu_to_be64(i_size_read(&ip->i_inode)); str->di_blocks = cpu_to_be64(gfs2_get_inode_blocks(&ip->i_inode)); @@ -1376,7 +1376,7 @@ static int gfs2_dinode_dealloc(struct gfs2_inode *ip) if (error) return error; - error = gfs2_quota_hold(ip, NO_QUOTA_CHANGE, NO_QUOTA_CHANGE); + error = gfs2_quota_hold(ip, NO_UID_QUOTA_CHANGE, NO_GID_QUOTA_CHANGE); if (error) return error; diff --git a/fs/gfs2/sys.c b/fs/gfs2/sys.c index 4fb9ad80d260..597a612834dc 100644 --- a/fs/gfs2/sys.c +++ b/fs/gfs2/sys.c @@ -173,6 +173,7 @@ static ssize_t quota_sync_store(struct gfs2_sbd *sdp, const char *buf, static ssize_t quota_refresh_user_store(struct gfs2_sbd *sdp, const char *buf, size_t len) { + struct kqid qid; int error; u32 id; @@ -181,13 +182,18 @@ static ssize_t quota_refresh_user_store(struct gfs2_sbd *sdp, const char *buf, id = simple_strtoul(buf, NULL, 0); - error = gfs2_quota_refresh(sdp, 1, id); + qid = make_kqid(current_user_ns(), USRQUOTA, id); + if (!qid_valid(qid)) + return -EINVAL; + + error = gfs2_quota_refresh(sdp, qid); return error ? error : len; } static ssize_t quota_refresh_group_store(struct gfs2_sbd *sdp, const char *buf, size_t len) { + struct kqid qid; int error; u32 id; @@ -196,7 +202,11 @@ static ssize_t quota_refresh_group_store(struct gfs2_sbd *sdp, const char *buf, id = simple_strtoul(buf, NULL, 0); - error = gfs2_quota_refresh(sdp, 0, id); + qid = make_kqid(current_user_ns(), GRPQUOTA, id); + if (!qid_valid(qid)) + return -EINVAL; + + error = gfs2_quota_refresh(sdp, qid); return error ? error : len; } diff --git a/fs/gfs2/xattr.c b/fs/gfs2/xattr.c index cbb46c2baa69..ecd37f30ab91 100644 --- a/fs/gfs2/xattr.c +++ b/fs/gfs2/xattr.c @@ -331,7 +331,7 @@ static int ea_remove_unstuffed(struct gfs2_inode *ip, struct buffer_head *bh, if (error) return error; - error = gfs2_quota_hold(ip, NO_QUOTA_CHANGE, NO_QUOTA_CHANGE); + error = gfs2_quota_hold(ip, NO_UID_QUOTA_CHANGE, NO_GID_QUOTA_CHANGE); if (error) goto out_alloc; @@ -1461,7 +1461,7 @@ int gfs2_ea_dealloc(struct gfs2_inode *ip) if (error) return error; - error = gfs2_quota_hold(ip, NO_QUOTA_CHANGE, NO_QUOTA_CHANGE); + error = gfs2_quota_hold(ip, NO_UID_QUOTA_CHANGE, NO_GID_QUOTA_CHANGE); if (error) return error; |