unsigned int data_blocks = 0, ind_blocks = 0, rblocks;
int alloc_required;
int error = 0;
- struct gfs2_qadata *qa = NULL;
pgoff_t index = pos >> PAGE_CACHE_SHIFT;
unsigned from = pos & (PAGE_CACHE_SIZE - 1);
struct page *page;
gfs2_write_calc_reserv(ip, len, &data_blocks, &ind_blocks);
if (alloc_required) {
- qa = gfs2_qadata_get(ip);
- if (!qa) {
- error = -ENOMEM;
- goto out_unlock;
- }
-
error = gfs2_quota_lock_check(ip);
if (error)
- goto out_alloc_put;
+ goto out_unlock;
error = gfs2_inplace_reserve(ip, data_blocks + ind_blocks);
if (error)
gfs2_inplace_release(ip);
out_qunlock:
gfs2_quota_unlock(ip);
-out_alloc_put:
- gfs2_qadata_put(ip);
}
out_unlock:
if (&ip->i_inode == sdp->sd_rindex) {
struct gfs2_sbd *sdp = GFS2_SB(inode);
struct gfs2_inode *m_ip = GFS2_I(sdp->sd_statfs_inode);
struct buffer_head *dibh;
- struct gfs2_qadata *qa = ip->i_qadata;
unsigned int from = pos & (PAGE_CACHE_SIZE - 1);
unsigned int to = from + len;
int ret;
gfs2_trans_end(sdp);
if (gfs2_mb_reserved(ip))
gfs2_inplace_release(ip);
- if (qa) {
+ if (ip->i_res->rs_qa_qd_num)
gfs2_quota_unlock(ip);
- gfs2_qadata_put(ip);
- }
if (inode == sdp->sd_rindex) {
gfs2_glock_dq(&m_ip->i_gh);
gfs2_holder_uninit(&m_ip->i_gh);
lblock = (size - 1) >> sdp->sd_sb.sb_bsize_shift;
find_metapath(sdp, lblock, &mp, ip->i_height);
- if (!gfs2_qadata_get(ip))
- return -ENOMEM;
+ error = gfs2_rindex_update(sdp);
+ if (error)
+ return error;
error = gfs2_quota_hold(ip, NO_QUOTA_CHANGE, NO_QUOTA_CHANGE);
if (error)
- goto out;
+ return error;
while (height--) {
struct strip_mine sm;
gfs2_quota_unhold(ip);
-out:
- gfs2_qadata_put(ip);
return error;
}
struct gfs2_inode *ip = GFS2_I(inode);
struct gfs2_sbd *sdp = GFS2_SB(inode);
struct buffer_head *dibh;
- struct gfs2_qadata *qa = NULL;
int error;
int unstuff = 0;
if (gfs2_is_stuffed(ip) &&
(size > (sdp->sd_sb.sb_bsize - sizeof(struct gfs2_dinode)))) {
- qa = gfs2_qadata_get(ip);
- if (qa == NULL)
- return -ENOMEM;
-
error = gfs2_quota_lock_check(ip);
if (error)
- goto do_grow_alloc_put;
+ return error;
error = gfs2_inplace_reserve(ip, 1);
if (error)
gfs2_inplace_release(ip);
do_grow_qunlock:
gfs2_quota_unlock(ip);
-do_grow_alloc_put:
- gfs2_qadata_put(ip);
}
return error;
}
if (!ht)
return -ENOMEM;
- if (!gfs2_qadata_get(dip)) {
- error = -ENOMEM;
- goto out;
- }
-
error = gfs2_quota_hold(dip, NO_QUOTA_CHANGE, NO_QUOTA_CHANGE);
if (error)
- goto out_put;
+ goto out;
/* Count the number of leaves */
bh = leaf_bh;
out_rlist:
gfs2_rlist_free(&rlist);
gfs2_quota_unhold(dip);
-out_put:
- gfs2_qadata_put(dip);
out:
kfree(ht);
return error;
u64 pos = page->index << PAGE_CACHE_SHIFT;
unsigned int data_blocks, ind_blocks, rblocks;
struct gfs2_holder gh;
- struct gfs2_qadata *qa;
loff_t size;
int ret;
goto out_unlock;
}
- ret = -ENOMEM;
- qa = gfs2_qadata_get(ip);
- if (qa == NULL)
+ ret = gfs2_rindex_update(sdp);
+ if (ret)
goto out_unlock;
ret = gfs2_quota_lock_check(ip);
if (ret)
- goto out_alloc_put;
+ goto out_unlock;
gfs2_write_calc_reserv(ip, PAGE_CACHE_SIZE, &data_blocks, &ind_blocks);
ret = gfs2_inplace_reserve(ip, data_blocks + ind_blocks);
if (ret)
gfs2_inplace_release(ip);
out_quota_unlock:
gfs2_quota_unlock(ip);
-out_alloc_put:
- gfs2_qadata_put(ip);
out_unlock:
gfs2_glock_dq(&gh);
out:
struct gfs2_inode *ip = GFS2_I(inode);
unsigned int data_blocks = 0, ind_blocks = 0, rblocks;
loff_t bytes, max_bytes;
- struct gfs2_qadata *qa;
int error;
const loff_t pos = offset;
const loff_t count = len;
offset += bytes;
continue;
}
- qa = gfs2_qadata_get(ip);
- if (!qa) {
- error = -ENOMEM;
+ error = gfs2_rindex_update(sdp);
+ if (error)
goto out_unlock;
- }
error = gfs2_quota_lock_check(ip);
if (error)
- goto out_alloc_put;
+ goto out_unlock;
retry:
gfs2_write_calc_reserv(ip, bytes, &data_blocks, &ind_blocks);
offset += max_bytes;
gfs2_inplace_release(ip);
gfs2_quota_unlock(ip);
- gfs2_qadata_put(ip);
}
if (error == 0)
gfs2_inplace_release(ip);
out_qunlock:
gfs2_quota_unlock(ip);
-out_alloc_put:
- gfs2_qadata_put(ip);
out_unlock:
gfs2_glock_dq(&ip->i_gh);
out_uninit:
#define GFS2_MIN_LVB_SIZE 32 /* Min size of LVB that gfs2 supports */
-struct gfs2_qadata { /* quota allocation data */
- /* Quota stuff */
- struct gfs2_quota_data *qa_qd[2*MAXQUOTAS];
- struct gfs2_holder qa_qd_ghs[2*MAXQUOTAS];
- unsigned int qa_qd_num;
-};
-
struct gfs2_blkreserv {
u32 rs_requested; /* Filled in by caller of gfs2_inplace_reserve() */
struct gfs2_holder rs_rgd_gh; /* Filled in by gfs2_inplace_reserve() */
+
+ /* ancillary quota stuff */
+ struct gfs2_quota_data *rs_qa_qd[2 * MAXQUOTAS];
+ struct gfs2_holder rs_qa_qd_ghs[2 * MAXQUOTAS];
+ unsigned int rs_qa_qd_num;
};
enum {
struct gfs2_glock *i_gl; /* Move into i_gh? */
struct gfs2_holder i_iopen_gh;
struct gfs2_holder i_gh; /* for prepare/commit_write only */
- struct gfs2_qadata *i_qadata; /* quota allocation data */
struct gfs2_blkreserv *i_res; /* resource group block reservation */
struct gfs2_rgrpd *i_rgd;
u64 i_goal; /* goal block for allocations */
int error;
munge_mode_uid_gid(dip, &mode, &uid, &gid);
- if (!gfs2_qadata_get(dip))
- return -ENOMEM;
error = gfs2_quota_lock(dip, uid, gid);
if (error)
- goto out;
+ return error;
error = gfs2_quota_check(dip, uid, gid);
if (error)
out_quota:
gfs2_quota_unlock(dip);
-out:
- gfs2_qadata_put(dip);
return error;
}
struct gfs2_inode *ip)
{
struct gfs2_sbd *sdp = GFS2_SB(&dip->i_inode);
- struct gfs2_qadata *qa;
int alloc_required;
struct buffer_head *dibh;
int error;
- qa = gfs2_qadata_get(dip);
- if (!qa)
- return -ENOMEM;
-
error = gfs2_quota_lock(dip, NO_QUOTA_CHANGE, NO_QUOTA_CHANGE);
if (error)
goto fail;
gfs2_quota_unlock(dip);
fail:
- gfs2_qadata_put(dip);
return error;
}
if (gfs2_mb_reserved(dip))
gfs2_inplace_release(dip);
gfs2_quota_unlock(dip);
- gfs2_qadata_put(dip);
mark_inode_dirty(inode);
gfs2_glock_dq_uninit_m(2, ghs);
d_instantiate(dentry, inode);
error = 0;
if (alloc_required) {
- struct gfs2_qadata *qa = gfs2_qadata_get(dip);
-
- if (!qa) {
- error = -ENOMEM;
- goto out_gunlock;
- }
-
error = gfs2_quota_lock_check(dip);
if (error)
- goto out_alloc;
+ goto out_gunlock;
error = gfs2_inplace_reserve(dip, sdp->sd_max_dirres);
if (error)
out_gunlock_q:
if (alloc_required)
gfs2_quota_unlock(dip);
-out_alloc:
- if (alloc_required)
- gfs2_qadata_put(dip);
out_gunlock:
gfs2_glock_dq(ghs + 1);
out_child:
goto out_gunlock;
if (alloc_required) {
- struct gfs2_qadata *qa = gfs2_qadata_get(ndip);
-
- if (!qa) {
- error = -ENOMEM;
- goto out_gunlock;
- }
-
error = gfs2_quota_lock_check(ndip);
if (error)
- goto out_alloc;
+ goto out_gunlock;
error = gfs2_inplace_reserve(ndip, sdp->sd_max_dirres);
if (error)
out_gunlock_q:
if (alloc_required)
gfs2_quota_unlock(ndip);
-out_alloc:
- if (alloc_required)
- gfs2_qadata_put(ndip);
out_gunlock:
while (x--) {
gfs2_glock_dq(ghs + x);
if (!(attr->ia_valid & ATTR_GID) || ogid == ngid)
ogid = ngid = NO_QUOTA_CHANGE;
- if (!gfs2_qadata_get(ip))
- return -ENOMEM;
-
error = gfs2_quota_lock(ip, nuid, ngid);
if (error)
- goto out_alloc;
+ return error;
if (ouid != NO_QUOTA_CHANGE || ogid != NO_QUOTA_CHANGE) {
error = gfs2_quota_check(ip, nuid, ngid);
gfs2_trans_end(sdp);
out_gunlock_q:
gfs2_quota_unlock(ip);
-out_alloc:
- gfs2_qadata_put(ip);
return error;
}
inode_init_once(&ip->i_inode);
init_rwsem(&ip->i_rw_mutex);
INIT_LIST_HEAD(&ip->i_trunc_list);
- ip->i_qadata = NULL;
ip->i_res = NULL;
ip->i_hash_cache = NULL;
}
int gfs2_quota_hold(struct gfs2_inode *ip, u32 uid, u32 gid)
{
struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
- struct gfs2_qadata *qa = ip->i_qadata;
- struct gfs2_quota_data **qd = qa->qa_qd;
+ struct gfs2_quota_data **qd;
int error;
- if (gfs2_assert_warn(sdp, !qa->qa_qd_num) ||
+ if (ip->i_res == NULL)
+ gfs2_rs_alloc(ip);
+
+ qd = ip->i_res->rs_qa_qd;
+
+ if (gfs2_assert_warn(sdp, !ip->i_res->rs_qa_qd_num) ||
gfs2_assert_warn(sdp, !test_bit(GIF_QD_LOCKED, &ip->i_flags)))
return -EIO;
error = qdsb_get(sdp, QUOTA_USER, ip->i_inode.i_uid, qd);
if (error)
goto out;
- qa->qa_qd_num++;
+ ip->i_res->rs_qa_qd_num++;
qd++;
error = qdsb_get(sdp, QUOTA_GROUP, ip->i_inode.i_gid, qd);
if (error)
goto out;
- qa->qa_qd_num++;
+ 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 (error)
goto out;
- qa->qa_qd_num++;
+ ip->i_res->rs_qa_qd_num++;
qd++;
}
error = qdsb_get(sdp, QUOTA_GROUP, gid, qd);
if (error)
goto out;
- qa->qa_qd_num++;
+ ip->i_res->rs_qa_qd_num++;
qd++;
}
void gfs2_quota_unhold(struct gfs2_inode *ip)
{
struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
- struct gfs2_qadata *qa = ip->i_qadata;
unsigned int x;
+ if (ip->i_res == NULL)
+ return;
gfs2_assert_warn(sdp, !test_bit(GIF_QD_LOCKED, &ip->i_flags));
- for (x = 0; x < qa->qa_qd_num; x++) {
- qdsb_put(qa->qa_qd[x]);
- qa->qa_qd[x] = NULL;
+ for (x = 0; x < ip->i_res->rs_qa_qd_num; x++) {
+ qdsb_put(ip->i_res->rs_qa_qd[x]);
+ ip->i_res->rs_qa_qd[x] = NULL;
}
- qa->qa_qd_num = 0;
+ ip->i_res->rs_qa_qd_num = 0;
}
static int sort_qd(const void *a, const void *b)
int gfs2_quota_lock(struct gfs2_inode *ip, u32 uid, u32 gid)
{
struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
- struct gfs2_qadata *qa = ip->i_qadata;
struct gfs2_quota_data *qd;
unsigned int x;
int error = 0;
sdp->sd_args.ar_quota != GFS2_QUOTA_ON)
return 0;
- sort(qa->qa_qd, qa->qa_qd_num, sizeof(struct gfs2_quota_data *),
- sort_qd, NULL);
+ sort(ip->i_res->rs_qa_qd, ip->i_res->rs_qa_qd_num,
+ sizeof(struct gfs2_quota_data *), sort_qd, NULL);
- for (x = 0; x < qa->qa_qd_num; x++) {
+ for (x = 0; x < ip->i_res->rs_qa_qd_num; x++) {
int force = NO_FORCE;
- qd = qa->qa_qd[x];
+ qd = ip->i_res->rs_qa_qd[x];
if (test_and_clear_bit(QDF_REFRESH, &qd->qd_flags))
force = FORCE;
- error = do_glock(qd, force, &qa->qa_qd_ghs[x]);
+ error = do_glock(qd, force, &ip->i_res->rs_qa_qd_ghs[x]);
if (error)
break;
}
set_bit(GIF_QD_LOCKED, &ip->i_flags);
else {
while (x--)
- gfs2_glock_dq_uninit(&qa->qa_qd_ghs[x]);
+ gfs2_glock_dq_uninit(&ip->i_res->rs_qa_qd_ghs[x]);
gfs2_quota_unhold(ip);
}
void gfs2_quota_unlock(struct gfs2_inode *ip)
{
- struct gfs2_qadata *qa = ip->i_qadata;
struct gfs2_quota_data *qda[4];
unsigned int count = 0;
unsigned int x;
if (!test_and_clear_bit(GIF_QD_LOCKED, &ip->i_flags))
goto out;
- for (x = 0; x < qa->qa_qd_num; x++) {
+ for (x = 0; x < ip->i_res->rs_qa_qd_num; x++) {
struct gfs2_quota_data *qd;
int sync;
- qd = qa->qa_qd[x];
+ qd = ip->i_res->rs_qa_qd[x];
sync = need_sync(qd);
- gfs2_glock_dq_uninit(&qa->qa_qd_ghs[x]);
+ gfs2_glock_dq_uninit(&ip->i_res->rs_qa_qd_ghs[x]);
if (sync && qd_trylock(qd))
qda[count++] = qd;
int gfs2_quota_check(struct gfs2_inode *ip, u32 uid, u32 gid)
{
struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
- struct gfs2_qadata *qa = ip->i_qadata;
struct gfs2_quota_data *qd;
s64 value;
unsigned int x;
if (sdp->sd_args.ar_quota != GFS2_QUOTA_ON)
return 0;
- for (x = 0; x < qa->qa_qd_num; x++) {
- qd = qa->qa_qd[x];
+ 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))))
void gfs2_quota_change(struct gfs2_inode *ip, s64 change,
u32 uid, u32 gid)
{
- struct gfs2_qadata *qa = ip->i_qadata;
struct gfs2_quota_data *qd;
unsigned int x;
if (ip->i_diskflags & GFS2_DIF_SYSTEM)
return;
- for (x = 0; x < qa->qa_qd_num; x++) {
- qd = qa->qa_qd[x];
+ 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))) {
return ret;
}
-/**
- * gfs2_qadata_get - get the struct gfs2_qadata structure for an inode
- * @ip: the incore GFS2 inode structure
- *
- * Returns: the struct gfs2_qadata
- */
-
-struct gfs2_qadata *gfs2_qadata_get(struct gfs2_inode *ip)
-{
- struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
- int error;
- BUG_ON(ip->i_qadata != NULL);
- ip->i_qadata = kzalloc(sizeof(struct gfs2_qadata), GFP_NOFS);
- error = gfs2_rindex_update(sdp);
- if (error)
- fs_warn(sdp, "rindex update returns %d\n", error);
- return ip->i_qadata;
-}
-
/**
* try_rgrp_fit - See if a given reservation will fit in a given RG
* @rgd: the RG data
extern int gfs2_rgrp_go_lock(struct gfs2_holder *gh);
extern void gfs2_rgrp_go_unlock(struct gfs2_holder *gh);
-extern struct gfs2_qadata *gfs2_qadata_get(struct gfs2_inode *ip);
-static inline void gfs2_qadata_put(struct gfs2_inode *ip)
-{
- BUG_ON(ip->i_qadata == NULL);
- kfree(ip->i_qadata);
- ip->i_qadata = NULL;
-}
-
extern int gfs2_inplace_reserve(struct gfs2_inode *ip, u32 requested);
extern void gfs2_inplace_release(struct gfs2_inode *ip);
static int gfs2_dinode_dealloc(struct gfs2_inode *ip)
{
struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
- struct gfs2_qadata *qa;
struct gfs2_rgrpd *rgd;
struct gfs2_holder gh;
int error;
return -EIO;
}
- qa = gfs2_qadata_get(ip);
- if (!qa)
- return -ENOMEM;
-
error = gfs2_quota_hold(ip, NO_QUOTA_CHANGE, NO_QUOTA_CHANGE);
if (error)
- goto out;
+ return error;
rgd = gfs2_blk2rgrpd(sdp, ip->i_no_addr, 1);
if (!rgd) {
gfs2_glock_dq_uninit(&gh);
out_qs:
gfs2_quota_unhold(ip);
-out:
- gfs2_qadata_put(ip);
return error;
}
struct gfs2_ea_header *ea,
struct gfs2_ea_header *prev, int leave)
{
- struct gfs2_qadata *qa;
int error;
- qa = gfs2_qadata_get(ip);
- if (!qa)
- return -ENOMEM;
-
error = gfs2_quota_hold(ip, NO_QUOTA_CHANGE, NO_QUOTA_CHANGE);
if (error)
goto out_alloc;
gfs2_quota_unhold(ip);
out_alloc:
- gfs2_qadata_put(ip);
return error;
}
unsigned int blks,
ea_skeleton_call_t skeleton_call, void *private)
{
- struct gfs2_qadata *qa;
struct buffer_head *dibh;
int error;
- qa = gfs2_qadata_get(ip);
- if (!qa)
- return -ENOMEM;
-
error = gfs2_quota_lock_check(ip);
if (error)
- goto out;
+ return error;
error = gfs2_inplace_reserve(ip, blks);
if (error)
gfs2_inplace_release(ip);
out_gunlock_q:
gfs2_quota_unlock(ip);
-out:
- gfs2_qadata_put(ip);
return error;
}
int gfs2_ea_dealloc(struct gfs2_inode *ip)
{
- struct gfs2_qadata *qa;
int error;
- qa = gfs2_qadata_get(ip);
- if (!qa)
- return -ENOMEM;
-
error = gfs2_quota_hold(ip, NO_QUOTA_CHANGE, NO_QUOTA_CHANGE);
if (error)
- goto out_alloc;
+ return error;
error = ea_foreach(ip, ea_dealloc_unstuffed, NULL);
if (error)
out_quota:
gfs2_quota_unhold(ip);
-out_alloc:
- gfs2_qadata_put(ip);
return error;
}