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Diffstat (limited to 'fs/xfs/xfs_quotaops.c')
-rw-r--r--fs/xfs/xfs_quotaops.c117
1 files changed, 100 insertions, 17 deletions
diff --git a/fs/xfs/xfs_quotaops.c b/fs/xfs/xfs_quotaops.c
index 6923905ab33d..7795e0d01382 100644
--- a/fs/xfs/xfs_quotaops.c
+++ b/fs/xfs/xfs_quotaops.c
@@ -23,10 +23,81 @@
#include "xfs_inode.h"
#include "xfs_quota.h"
#include "xfs_trans.h"
+#include "xfs_trace.h"
+#include "xfs_icache.h"
#include "xfs_qm.h"
#include <linux/quota.h>
+static void
+xfs_qm_fill_state(
+ struct qc_type_state *tstate,
+ struct xfs_mount *mp,
+ struct xfs_inode *ip,
+ xfs_ino_t ino)
+{
+ struct xfs_quotainfo *q = mp->m_quotainfo;
+ bool tempqip = false;
+
+ tstate->ino = ino;
+ if (!ip && ino == NULLFSINO)
+ return;
+ if (!ip) {
+ if (xfs_iget(mp, NULL, ino, 0, 0, &ip))
+ return;
+ tempqip = true;
+ }
+ tstate->flags |= QCI_SYSFILE;
+ tstate->blocks = ip->i_d.di_nblocks;
+ tstate->nextents = ip->i_d.di_nextents;
+ tstate->spc_timelimit = q->qi_btimelimit;
+ tstate->ino_timelimit = q->qi_itimelimit;
+ tstate->rt_spc_timelimit = q->qi_rtbtimelimit;
+ tstate->spc_warnlimit = q->qi_bwarnlimit;
+ tstate->ino_warnlimit = q->qi_iwarnlimit;
+ tstate->rt_spc_warnlimit = q->qi_rtbwarnlimit;
+ if (tempqip)
+ IRELE(ip);
+}
+
+/*
+ * Return quota status information, such as enforcements, quota file inode
+ * numbers etc.
+ */
+static int
+xfs_fs_get_quota_state(
+ struct super_block *sb,
+ struct qc_state *state)
+{
+ struct xfs_mount *mp = XFS_M(sb);
+ struct xfs_quotainfo *q = mp->m_quotainfo;
+
+ memset(state, 0, sizeof(*state));
+ if (!XFS_IS_QUOTA_RUNNING(mp))
+ return 0;
+ state->s_incoredqs = q->qi_dquots;
+ if (XFS_IS_UQUOTA_RUNNING(mp))
+ state->s_state[USRQUOTA].flags |= QCI_ACCT_ENABLED;
+ if (XFS_IS_UQUOTA_ENFORCED(mp))
+ state->s_state[USRQUOTA].flags |= QCI_LIMITS_ENFORCED;
+ if (XFS_IS_GQUOTA_RUNNING(mp))
+ state->s_state[GRPQUOTA].flags |= QCI_ACCT_ENABLED;
+ if (XFS_IS_GQUOTA_ENFORCED(mp))
+ state->s_state[GRPQUOTA].flags |= QCI_LIMITS_ENFORCED;
+ if (XFS_IS_PQUOTA_RUNNING(mp))
+ state->s_state[PRJQUOTA].flags |= QCI_ACCT_ENABLED;
+ if (XFS_IS_PQUOTA_ENFORCED(mp))
+ state->s_state[PRJQUOTA].flags |= QCI_LIMITS_ENFORCED;
+
+ xfs_qm_fill_state(&state->s_state[USRQUOTA], mp, q->qi_uquotaip,
+ mp->m_sb.sb_uquotino);
+ xfs_qm_fill_state(&state->s_state[GRPQUOTA], mp, q->qi_gquotaip,
+ mp->m_sb.sb_gquotino);
+ xfs_qm_fill_state(&state->s_state[PRJQUOTA], mp, q->qi_pquotaip,
+ mp->m_sb.sb_pquotino);
+ return 0;
+}
+
STATIC int
xfs_quota_type(int type)
{
@@ -40,28 +111,40 @@ xfs_quota_type(int type)
}
}
-STATIC int
-xfs_fs_get_xstate(
+#define XFS_QC_SETINFO_MASK (QC_TIMER_MASK | QC_WARNS_MASK)
+
+/*
+ * Adjust quota timers & warnings
+ */
+static int
+xfs_fs_set_info(
struct super_block *sb,
- struct fs_quota_stat *fqs)
+ int type,
+ struct qc_info *info)
{
- struct xfs_mount *mp = XFS_M(sb);
+ struct xfs_mount *mp = XFS_M(sb);
+ struct qc_dqblk newlim;
+ if (sb->s_flags & MS_RDONLY)
+ return -EROFS;
if (!XFS_IS_QUOTA_RUNNING(mp))
return -ENOSYS;
- return xfs_qm_scall_getqstat(mp, fqs);
-}
+ if (!XFS_IS_QUOTA_ON(mp))
+ return -ESRCH;
+ if (info->i_fieldmask & ~XFS_QC_SETINFO_MASK)
+ return -EINVAL;
+ if ((info->i_fieldmask & XFS_QC_SETINFO_MASK) == 0)
+ return 0;
-STATIC int
-xfs_fs_get_xstatev(
- struct super_block *sb,
- struct fs_quota_statv *fqs)
-{
- struct xfs_mount *mp = XFS_M(sb);
+ newlim.d_fieldmask = info->i_fieldmask;
+ newlim.d_spc_timer = info->i_spc_timelimit;
+ newlim.d_ino_timer = info->i_ino_timelimit;
+ newlim.d_rt_spc_timer = info->i_rt_spc_timelimit;
+ newlim.d_ino_warns = info->i_ino_warnlimit;
+ newlim.d_spc_warns = info->i_spc_warnlimit;
+ newlim.d_rt_spc_warns = info->i_rt_spc_warnlimit;
- if (!XFS_IS_QUOTA_RUNNING(mp))
- return -ENOSYS;
- return xfs_qm_scall_getqstatv(mp, fqs);
+ return xfs_qm_scall_setqlim(mp, 0, xfs_quota_type(type), &newlim);
}
static unsigned int
@@ -178,8 +261,8 @@ xfs_fs_set_dqblk(
}
const struct quotactl_ops xfs_quotactl_operations = {
- .get_xstatev = xfs_fs_get_xstatev,
- .get_xstate = xfs_fs_get_xstate,
+ .get_state = xfs_fs_get_quota_state,
+ .set_info = xfs_fs_set_info,
.quota_enable = xfs_quota_enable,
.quota_disable = xfs_quota_disable,
.rm_xquota = xfs_fs_rm_xquota,