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authorJan Kara <jack@suse.cz>2015-03-16 10:26:41 +0100
committerJan Kara <jack@suse.cz>2015-03-16 10:26:41 +0100
commit7dca0548a21e5efa445b68a73554ef863e09c623 (patch)
tree816483928c6da02928a256fb64617071f98552ed /fs/quota/dquot.c
parent1be440de2ac5181495a7295fa9a4c8ad0793f056 (diff)
parentc39fb53b48c851b185c22548153581d78f2acc11 (diff)
downloadlinux-7dca0548a21e5efa445b68a73554ef863e09c623.tar.bz2
Merge branch 'quota_interface' into for_next_testing
Diffstat (limited to 'fs/quota/dquot.c')
-rw-r--r--fs/quota/dquot.c68
1 files changed, 43 insertions, 25 deletions
diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c
index 2112ed33de41..327a58448592 100644
--- a/fs/quota/dquot.c
+++ b/fs/quota/dquot.c
@@ -2629,55 +2629,73 @@ 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)
+int dquot_set_dqinfo(struct super_block *sb, int type, struct qc_info *ii)
{
struct mem_dqinfo *mi;
int err = 0;
+ if ((ii->i_fieldmask & QC_WARNS_MASK) ||
+ (ii->i_fieldmask & QC_RT_SPC_TIMER))
+ return -EINVAL;
mutex_lock(&sb_dqopt(sb)->dqonoff_mutex);
if (!sb_has_quota_active(sb, type)) {
err = -ESRCH;
goto out;
}
mi = sb_dqopt(sb)->info + type;
- if (ii->dqi_valid & IIF_FLAGS) {
- if (ii->dqi_flags & ~DQF_SETINFO_MASK ||
- (ii->dqi_flags & DQF_ROOT_SQUASH &&
+ if (ii->i_fieldmask & QC_FLAGS) {
+ if ((ii->i_flags & QCI_ROOT_SQUASH &&
mi->dqi_format->qf_fmt_id != QFMT_VFS_OLD)) {
err = -EINVAL;
goto out;
}
}
spin_lock(&dq_data_lock);
- if (ii->dqi_valid & IIF_BGRACE)
- mi->dqi_bgrace = ii->dqi_bgrace;
- if (ii->dqi_valid & IIF_IGRACE)
- mi->dqi_igrace = ii->dqi_igrace;
- if (ii->dqi_valid & IIF_FLAGS)
- mi->dqi_flags = (mi->dqi_flags & ~DQF_SETINFO_MASK) |
- (ii->dqi_flags & DQF_SETINFO_MASK);
+ if (ii->i_fieldmask & QC_SPC_TIMER)
+ mi->dqi_bgrace = ii->i_spc_timelimit;
+ if (ii->i_fieldmask & QC_INO_TIMER)
+ mi->dqi_igrace = ii->i_ino_timelimit;
+ if (ii->i_fieldmask & QC_FLAGS) {
+ if (ii->i_flags & QCI_ROOT_SQUASH)
+ mi->dqi_flags |= DQF_ROOT_SQUASH;
+ else
+ mi->dqi_flags &= ~DQF_ROOT_SQUASH;
+ }
spin_unlock(&dq_data_lock);
mark_info_dirty(sb, type);
/* Force write to disk */
@@ -2692,7 +2710,7 @@ 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
@@ -2703,7 +2721,7 @@ 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