diff options
Diffstat (limited to 'fs/quota')
| -rw-r--r-- | fs/quota/dquot.c | 41 | ||||
| -rw-r--r-- | fs/quota/quota.c | 25 |
2 files changed, 48 insertions, 18 deletions
diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c index 0ccd4ba3a246..cf4edd87e854 100644 --- a/fs/quota/dquot.c +++ b/fs/quota/dquot.c @@ -2614,26 +2614,39 @@ out: EXPORT_SYMBOL(dquot_set_dqblk); /* Generic routine for getting common part of quota file information */ -int dquot_get_dqinfo(struct super_block *sb, int type, struct if_dqinfo *ii) +int dquot_get_state(struct super_block *sb, struct qc_state *state) { struct mem_dqinfo *mi; + struct qc_type_state *tstate; + struct quota_info *dqopt = sb_dqopt(sb); + int type; mutex_lock(&sb_dqopt(sb)->dqonoff_mutex); - if (!sb_has_quota_active(sb, type)) { - mutex_unlock(&sb_dqopt(sb)->dqonoff_mutex); - return -ESRCH; + memset(state, 0, sizeof(*state)); + for (type = 0; type < MAXQUOTAS; type++) { + if (!sb_has_quota_active(sb, type)) + continue; + tstate = state->s_state + type; + mi = sb_dqopt(sb)->info + type; + tstate->flags = QCI_ACCT_ENABLED; + spin_lock(&dq_data_lock); + if (mi->dqi_flags & DQF_SYS_FILE) + tstate->flags |= QCI_SYSFILE; + if (mi->dqi_flags & DQF_ROOT_SQUASH) + tstate->flags |= QCI_ROOT_SQUASH; + if (sb_has_quota_limits_enabled(sb, type)) + tstate->flags |= QCI_LIMITS_ENFORCED; + tstate->spc_timelimit = mi->dqi_bgrace; + tstate->ino_timelimit = mi->dqi_igrace; + tstate->ino = dqopt->files[type]->i_ino; + tstate->blocks = dqopt->files[type]->i_blocks; + tstate->nextents = 1; /* We don't know... */ + spin_unlock(&dq_data_lock); } - mi = sb_dqopt(sb)->info + type; - spin_lock(&dq_data_lock); - ii->dqi_bgrace = mi->dqi_bgrace; - ii->dqi_igrace = mi->dqi_igrace; - ii->dqi_flags = mi->dqi_flags & DQF_GETINFO_MASK; - ii->dqi_valid = IIF_ALL; - spin_unlock(&dq_data_lock); mutex_unlock(&sb_dqopt(sb)->dqonoff_mutex); return 0; } -EXPORT_SYMBOL(dquot_get_dqinfo); +EXPORT_SYMBOL(dquot_get_state); /* Generic routine for setting common part of quota file information */ int dquot_set_dqinfo(struct super_block *sb, int type, struct if_dqinfo *ii) @@ -2677,7 +2690,7 @@ const struct quotactl_ops dquot_quotactl_ops = { .quota_on = dquot_quota_on, .quota_off = dquot_quota_off, .quota_sync = dquot_quota_sync, - .get_info = dquot_get_dqinfo, + .get_state = dquot_get_state, .set_info = dquot_set_dqinfo, .get_dqblk = dquot_get_dqblk, .set_dqblk = dquot_set_dqblk @@ -2688,7 +2701,7 @@ const struct quotactl_ops dquot_quotactl_sysfile_ops = { .quota_enable = dquot_quota_enable, .quota_disable = dquot_quota_disable, .quota_sync = dquot_quota_sync, - .get_info = dquot_get_dqinfo, + .get_state = dquot_get_state, .set_info = dquot_set_dqinfo, .get_dqblk = dquot_get_dqblk, .set_dqblk = dquot_set_dqblk diff --git a/fs/quota/quota.c b/fs/quota/quota.c index d14a799c7785..00d50fca1005 100644 --- a/fs/quota/quota.c +++ b/fs/quota/quota.c @@ -118,13 +118,30 @@ static int quota_getfmt(struct super_block *sb, int type, void __user *addr) static int quota_getinfo(struct super_block *sb, int type, void __user *addr) { - struct if_dqinfo info; + struct qc_state state; + struct qc_type_state *tstate; + struct if_dqinfo uinfo; int ret; - if (!sb->s_qcop->get_info) + /* This checks whether qc_state has enough entries... */ + BUILD_BUG_ON(MAXQUOTAS > XQM_MAXQUOTAS); + if (!sb->s_qcop->get_state) return -ENOSYS; - ret = sb->s_qcop->get_info(sb, type, &info); - if (!ret && copy_to_user(addr, &info, sizeof(info))) + ret = sb->s_qcop->get_state(sb, &state); + if (ret) + return ret; + tstate = state.s_state + type; + if (!(tstate->flags & QCI_ACCT_ENABLED)) + return -ESRCH; + memset(&uinfo, 0, sizeof(uinfo)); + uinfo.dqi_bgrace = tstate->spc_timelimit; + uinfo.dqi_igrace = tstate->ino_timelimit; + if (tstate->flags & QCI_SYSFILE) + uinfo.dqi_flags |= DQF_SYS_FILE; + if (tstate->flags & QCI_ROOT_SQUASH) + uinfo.dqi_flags |= DQF_ROOT_SQUASH; + uinfo.dqi_valid = IIF_ALL; + if (!ret && copy_to_user(addr, &uinfo, sizeof(uinfo))) return -EFAULT; return ret; } |