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Diffstat (limited to 'fs/gfs2/quota.c')
-rw-r--r--fs/gfs2/quota.c76
1 files changed, 43 insertions, 33 deletions
diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c
index b97178e7d397..a3bde91645c2 100644
--- a/fs/gfs2/quota.c
+++ b/fs/gfs2/quota.c
@@ -494,11 +494,15 @@ static void qdsb_put(struct gfs2_quota_data *qd)
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;
@@ -508,20 +512,20 @@ int gfs2_quota_hold(struct gfs2_inode *ip, u32 uid, u32 gid)
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++;
}
@@ -529,7 +533,7 @@ int gfs2_quota_hold(struct gfs2_inode *ip, u32 uid, u32 gid)
error = qdsb_get(sdp, QUOTA_GROUP, gid, qd);
if (error)
goto out;
- qa->qa_qd_num++;
+ ip->i_res->rs_qa_qd_num++;
qd++;
}
@@ -542,16 +546,17 @@ out:
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)
@@ -764,6 +769,10 @@ static int do_sync(unsigned int num_qd, struct gfs2_quota_data **qda)
unsigned int nalloc = 0, blocks;
int error;
+ error = gfs2_rs_alloc(ip);
+ if (error)
+ return error;
+
gfs2_write_calc_reserv(ip, sizeof(struct gfs2_quota),
&data_blocks, &ind_blocks);
@@ -915,7 +924,6 @@ fail:
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;
@@ -928,15 +936,15 @@ int gfs2_quota_lock(struct gfs2_inode *ip, u32 uid, u32 gid)
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;
}
@@ -945,7 +953,7 @@ int gfs2_quota_lock(struct gfs2_inode *ip, u32 uid, u32 gid)
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);
}
@@ -990,7 +998,6 @@ static int need_sync(struct gfs2_quota_data *qd)
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;
@@ -998,14 +1005,14 @@ void gfs2_quota_unlock(struct gfs2_inode *ip)
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;
@@ -1038,7 +1045,6 @@ static int print_message(struct gfs2_quota_data *qd, char *type)
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;
@@ -1050,8 +1056,8 @@ int gfs2_quota_check(struct gfs2_inode *ip, u32 uid, u32 gid)
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))))
@@ -1089,7 +1095,6 @@ 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)
{
- struct gfs2_qadata *qa = ip->i_qadata;
struct gfs2_quota_data *qd;
unsigned int x;
@@ -1098,8 +1103,8 @@ void gfs2_quota_change(struct gfs2_inode *ip, s64 change,
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))) {
@@ -1108,7 +1113,7 @@ void gfs2_quota_change(struct gfs2_inode *ip, s64 change,
}
}
-int gfs2_quota_sync(struct super_block *sb, int type, int wait)
+int gfs2_quota_sync(struct super_block *sb, int type)
{
struct gfs2_sbd *sdp = sb->s_fs_info;
struct gfs2_quota_data **qda;
@@ -1154,7 +1159,7 @@ int gfs2_quota_sync(struct super_block *sb, int type, int wait)
static int gfs2_quota_sync_timeo(struct super_block *sb, int type)
{
- return gfs2_quota_sync(sb, type, 0);
+ return gfs2_quota_sync(sb, type);
}
int gfs2_quota_refresh(struct gfs2_sbd *sdp, int user, u32 id)
@@ -1549,10 +1554,14 @@ static int gfs2_set_dqblk(struct super_block *sb, int type, qid_t id,
if (error)
return error;
+ error = gfs2_rs_alloc(ip);
+ if (error)
+ goto out_put;
+
mutex_lock(&ip->i_inode.i_mutex);
error = gfs2_glock_nq_init(qd->qd_gl, LM_ST_EXCLUSIVE, 0, &q_gh);
if (error)
- goto out_put;
+ goto out_unlockput;
error = gfs2_glock_nq_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &i_gh);
if (error)
goto out_q;
@@ -1609,8 +1618,9 @@ out_i:
gfs2_glock_dq_uninit(&i_gh);
out_q:
gfs2_glock_dq_uninit(&q_gh);
-out_put:
+out_unlockput:
mutex_unlock(&ip->i_inode.i_mutex);
+out_put:
qd_put(qd);
return error;
}
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