diff options
Diffstat (limited to 'fs/xfs/quota/xfs_qm.c')
-rw-r--r-- | fs/xfs/quota/xfs_qm.c | 202 |
1 files changed, 130 insertions, 72 deletions
diff --git a/fs/xfs/quota/xfs_qm.c b/fs/xfs/quota/xfs_qm.c index 89f2cd656eb..f665ca8f9e9 100644 --- a/fs/xfs/quota/xfs_qm.c +++ b/fs/xfs/quota/xfs_qm.c @@ -81,12 +81,18 @@ struct xfs_qm *xfs_Gqm; kmem_zone_t *qm_dqzone; kmem_zone_t *qm_dqtrxzone; -kmem_shaker_t xfs_qm_shaker; +STATIC kmem_shaker_t xfs_qm_shaker; STATIC void xfs_qm_list_init(xfs_dqlist_t *, char *, int); STATIC void xfs_qm_list_destroy(xfs_dqlist_t *); +STATIC void xfs_qm_freelist_init(xfs_frlist_t *); +STATIC void xfs_qm_freelist_destroy(xfs_frlist_t *); +STATIC int xfs_qm_mplist_nowait(xfs_mount_t *); +STATIC int xfs_qm_dqhashlock_nowait(xfs_dquot_t *); + STATIC int xfs_qm_init_quotainos(xfs_mount_t *); +STATIC int xfs_qm_init_quotainfo(xfs_mount_t *); STATIC int xfs_qm_shake(int, unsigned int); #ifdef DEBUG @@ -184,7 +190,7 @@ xfs_Gqm_init(void) /* * Destroy the global quota manager when its reference count goes to zero. */ -void +STATIC void xfs_qm_destroy( struct xfs_qm *xqm) { @@ -304,9 +310,9 @@ xfs_qm_mount_quotainit( uint flags) { /* - * User or group quotas has to be on. + * User, projects or group quotas has to be on. */ - ASSERT(flags & (XFSMNT_UQUOTA | XFSMNT_GQUOTA)); + ASSERT(flags & (XFSMNT_UQUOTA | XFSMNT_PQUOTA | XFSMNT_GQUOTA)); /* * Initialize the flags in the mount structure. From this point @@ -324,7 +330,11 @@ xfs_qm_mount_quotainit( if (flags & XFSMNT_GQUOTA) { mp->m_qflags |= (XFS_GQUOTA_ACCT | XFS_GQUOTA_ACTIVE); if (flags & XFSMNT_GQUOTAENF) - mp->m_qflags |= XFS_GQUOTA_ENFD; + mp->m_qflags |= XFS_OQUOTA_ENFD; + } else if (flags & XFSMNT_PQUOTA) { + mp->m_qflags |= (XFS_PQUOTA_ACCT | XFS_PQUOTA_ACTIVE); + if (flags & XFSMNT_PQUOTAENF) + mp->m_qflags |= XFS_OQUOTA_ENFD; } } @@ -357,11 +367,11 @@ xfs_qm_mount_quotas( /* * If a file system had quotas running earlier, but decided to - * mount without -o quota/uquota/gquota options, revoke the + * mount without -o uquota/pquota/gquota options, revoke the * quotachecked license, and bail out. */ if (! XFS_IS_QUOTA_ON(mp) && - (mp->m_sb.sb_qflags & (XFS_UQUOTA_ACCT|XFS_GQUOTA_ACCT))) { + (mp->m_sb.sb_qflags & XFS_ALL_QUOTA_ACCT)) { mp->m_qflags = 0; goto write_changes; } @@ -509,7 +519,7 @@ out: * Flush all dquots of the given file system to disk. The dquots are * _not_ purged from memory here, just their data written to disk. */ -int +STATIC int xfs_qm_dqflush_all( xfs_mount_t *mp, int flags) @@ -613,7 +623,7 @@ xfs_qm_detach_gdquots( STATIC int xfs_qm_dqpurge_int( xfs_mount_t *mp, - uint flags) /* QUOTAOFF/UMOUNTING/UQUOTA/GQUOTA */ + uint flags) /* QUOTAOFF/UMOUNTING/UQUOTA/PQUOTA/GQUOTA */ { xfs_dquot_t *dqp; uint dqtype; @@ -625,6 +635,7 @@ xfs_qm_dqpurge_int( return (0); dqtype = (flags & XFS_QMOPT_UQUOTA) ? XFS_DQ_USER : 0; + dqtype |= (flags & XFS_QMOPT_PQUOTA) ? XFS_DQ_PROJ : 0; dqtype |= (flags & XFS_QMOPT_GQUOTA) ? XFS_DQ_GROUP : 0; xfs_qm_mplist_lock(mp); @@ -734,11 +745,11 @@ xfs_qm_dqattach_one( /* * udqhint is the i_udquot field in inode, and is non-NULL only - * when the type arg is XFS_DQ_GROUP. Its purpose is to save a + * when the type arg is group/project. Its purpose is to save a * lookup by dqid (xfs_qm_dqget) by caching a group dquot inside * the user dquot. */ - ASSERT(!udqhint || type == XFS_DQ_GROUP); + ASSERT(!udqhint || type == XFS_DQ_GROUP || type == XFS_DQ_PROJ); if (udqhint && !dolock) xfs_dqlock(udqhint); @@ -897,8 +908,8 @@ xfs_qm_dqattach_grouphint( /* - * Given a locked inode, attach dquot(s) to it, taking UQUOTAON / GQUOTAON - * in to account. + * Given a locked inode, attach dquot(s) to it, taking U/G/P-QUOTAON + * into account. * If XFS_QMOPT_DQALLOC, the dquot(s) will be allocated if needed. * If XFS_QMOPT_DQLOCK, the dquot(s) will be returned locked. This option pretty * much made this code a complete mess, but it has been pretty useful. @@ -937,8 +948,13 @@ xfs_qm_dqattach( nquotas++; } ASSERT(XFS_ISLOCKED_INODE_EXCL(ip)); - if (XFS_IS_GQUOTA_ON(mp)) { - error = xfs_qm_dqattach_one(ip, ip->i_d.di_gid, XFS_DQ_GROUP, + if (XFS_IS_OQUOTA_ON(mp)) { + error = XFS_IS_GQUOTA_ON(mp) ? + xfs_qm_dqattach_one(ip, ip->i_d.di_gid, XFS_DQ_GROUP, + flags & XFS_QMOPT_DQALLOC, + flags & XFS_QMOPT_DQLOCK, + ip->i_udquot, &ip->i_gdquot) : + xfs_qm_dqattach_one(ip, ip->i_d.di_projid, XFS_DQ_PROJ, flags & XFS_QMOPT_DQALLOC, flags & XFS_QMOPT_DQLOCK, ip->i_udquot, &ip->i_gdquot); @@ -989,7 +1005,7 @@ xfs_qm_dqattach( } if (XFS_IS_UQUOTA_ON(mp)) ASSERT(ip->i_udquot); - if (XFS_IS_GQUOTA_ON(mp)) + if (XFS_IS_OQUOTA_ON(mp)) ASSERT(ip->i_gdquot); } #endif @@ -1018,13 +1034,13 @@ xfs_qm_dqdetach( ASSERT(ip->i_ino != ip->i_mount->m_sb.sb_uquotino); ASSERT(ip->i_ino != ip->i_mount->m_sb.sb_gquotino); - if (ip->i_udquot) - xfs_dqtrace_entry_ino(ip->i_udquot, "DQDETTACH", ip); if (ip->i_udquot) { + xfs_dqtrace_entry_ino(ip->i_udquot, "DQDETTACH", ip); xfs_qm_dqrele(ip->i_udquot); ip->i_udquot = NULL; } if (ip->i_gdquot) { + xfs_dqtrace_entry_ino(ip->i_gdquot, "DQDETTACH", ip); xfs_qm_dqrele(ip->i_gdquot); ip->i_gdquot = NULL; } @@ -1149,7 +1165,7 @@ xfs_qm_sync( * This initializes all the quota information that's kept in the * mount structure */ -int +STATIC int xfs_qm_init_quotainfo( xfs_mount_t *mp) { @@ -1202,8 +1218,9 @@ xfs_qm_init_quotainfo( * and group quotas, at least not at this point. */ error = xfs_qm_dqget(mp, NULL, (xfs_dqid_t)0, - (XFS_IS_UQUOTA_RUNNING(mp)) ? - XFS_DQ_USER : XFS_DQ_GROUP, + XFS_IS_UQUOTA_RUNNING(mp) ? XFS_DQ_USER : + (XFS_IS_GQUOTA_RUNNING(mp) ? XFS_DQ_GROUP : + XFS_DQ_PROJ), XFS_QMOPT_DQSUSER|XFS_QMOPT_DOWARN, &dqp); if (! error) { @@ -1234,6 +1251,10 @@ xfs_qm_init_quotainfo( INT_GET(ddqp->d_iwarns, ARCH_CONVERT) ? INT_GET(ddqp->d_iwarns, ARCH_CONVERT) : XFS_QM_IWARNLIMIT; + qinf->qi_rtbwarnlimit = + INT_GET(ddqp->d_rtbwarns, ARCH_CONVERT) ? + INT_GET(ddqp->d_rtbwarns, ARCH_CONVERT) : + XFS_QM_RTBWARNLIMIT; qinf->qi_bhardlimit = INT_GET(ddqp->d_blk_hardlimit, ARCH_CONVERT); qinf->qi_bsoftlimit = @@ -1259,6 +1280,7 @@ xfs_qm_init_quotainfo( qinf->qi_rtbtimelimit = XFS_QM_RTBTIMELIMIT; qinf->qi_bwarnlimit = XFS_QM_BWARNLIMIT; qinf->qi_iwarnlimit = XFS_QM_IWARNLIMIT; + qinf->qi_rtbwarnlimit = XFS_QM_RTBWARNLIMIT; } return (0); @@ -1366,13 +1388,20 @@ xfs_qm_dqget_noattach( ASSERT(udqp); } - if (XFS_IS_GQUOTA_ON(mp)) { + if (XFS_IS_OQUOTA_ON(mp)) { ASSERT(ip->i_gdquot == NULL); if (udqp) xfs_dqunlock(udqp); - if ((error = xfs_qm_dqget(mp, ip, ip->i_d.di_gid, XFS_DQ_GROUP, - XFS_QMOPT_DQALLOC|XFS_QMOPT_DOWARN, - &gdqp))) { + error = XFS_IS_GQUOTA_ON(mp) ? + xfs_qm_dqget(mp, ip, + ip->i_d.di_gid, XFS_DQ_GROUP, + XFS_QMOPT_DQALLOC|XFS_QMOPT_DOWARN, + &gdqp) : + xfs_qm_dqget(mp, ip, + ip->i_d.di_projid, XFS_DQ_PROJ, + XFS_QMOPT_DQALLOC|XFS_QMOPT_DOWARN, + &gdqp); + if (error) { if (udqp) xfs_qm_dqrele(udqp); ASSERT(error != ESRCH); @@ -1521,8 +1550,10 @@ xfs_qm_reset_dqcounts( INT_SET(ddq->d_rtbcount, ARCH_CONVERT, 0ULL); INT_SET(ddq->d_btimer, ARCH_CONVERT, (time_t)0); INT_SET(ddq->d_itimer, ARCH_CONVERT, (time_t)0); + INT_SET(ddq->d_rtbtimer, ARCH_CONVERT, (time_t)0); INT_SET(ddq->d_bwarns, ARCH_CONVERT, 0UL); INT_SET(ddq->d_iwarns, ARCH_CONVERT, 0UL); + INT_SET(ddq->d_rtbwarns, ARCH_CONVERT, 0UL); ddq = (xfs_disk_dquot_t *) ((xfs_dqblk_t *)ddq + 1); } @@ -1541,11 +1572,14 @@ xfs_qm_dqiter_bufs( int error; int notcommitted; int incr; + int type; ASSERT(blkcnt > 0); notcommitted = 0; incr = (blkcnt > XFS_QM_MAX_DQCLUSTER_LOGSZ) ? XFS_QM_MAX_DQCLUSTER_LOGSZ : blkcnt; + type = flags & XFS_QMOPT_UQUOTA ? XFS_DQ_USER : + (flags & XFS_QMOPT_PQUOTA ? XFS_DQ_PROJ : XFS_DQ_GROUP); error = 0; /* @@ -1564,9 +1598,7 @@ xfs_qm_dqiter_bufs( if (error) break; - (void) xfs_qm_reset_dqcounts(mp, bp, firstid, - flags & XFS_QMOPT_UQUOTA ? - XFS_DQ_USER : XFS_DQ_GROUP); + (void) xfs_qm_reset_dqcounts(mp, bp, firstid, type); xfs_bdwrite(mp, bp); /* * goto the next block. @@ -1578,7 +1610,7 @@ xfs_qm_dqiter_bufs( } /* - * Iterate over all allocated USR/GRP dquots in the system, calling a + * Iterate over all allocated USR/GRP/PRJ dquots in the system, calling a * caller supplied function for every chunk of dquots that we find. */ STATIC int @@ -1849,7 +1881,7 @@ xfs_qm_dqusage_adjust( xfs_qm_quotacheck_dqadjust(udqp, nblks, rtblks); xfs_qm_dqput(udqp); } - if (XFS_IS_GQUOTA_ON(mp)) { + if (XFS_IS_OQUOTA_ON(mp)) { ASSERT(gdqp); xfs_qm_quotacheck_dqadjust(gdqp, nblks, rtblks); xfs_qm_dqput(gdqp); @@ -1898,7 +1930,7 @@ xfs_qm_quotacheck( cmn_err(CE_NOTE, "XFS quotacheck %s: Please wait.", mp->m_fsname); /* - * First we go thru all the dquots on disk, USR and GRP, and reset + * First we go thru all the dquots on disk, USR and GRP/PRJ, and reset * their counters to zero. We need a clean slate. * We don't log our changes till later. */ @@ -1909,9 +1941,10 @@ xfs_qm_quotacheck( } if ((gip = XFS_QI_GQIP(mp))) { - if ((error = xfs_qm_dqiterate(mp, gip, XFS_QMOPT_GQUOTA))) + if ((error = xfs_qm_dqiterate(mp, gip, XFS_IS_GQUOTA_ON(mp) ? + XFS_QMOPT_GQUOTA : XFS_QMOPT_PQUOTA))) goto error_return; - flags |= XFS_GQUOTA_CHKD; + flags |= XFS_OQUOTA_CHKD; } do { @@ -1938,7 +1971,7 @@ xfs_qm_quotacheck( if (error) { xfs_qm_dqpurge_all(mp, XFS_QMOPT_UQUOTA|XFS_QMOPT_GQUOTA| - XFS_QMOPT_QUOTAOFF); + XFS_QMOPT_PQUOTA|XFS_QMOPT_QUOTAOFF); goto error_return; } /* @@ -1961,7 +1994,7 @@ xfs_qm_quotacheck( * quotachecked status, since we won't be doing accounting for * that type anymore. */ - mp->m_qflags &= ~(XFS_GQUOTA_CHKD | XFS_UQUOTA_CHKD); + mp->m_qflags &= ~(XFS_OQUOTA_CHKD | XFS_UQUOTA_CHKD); mp->m_qflags |= flags; XQM_LIST_PRINT(&(XFS_QI_MPL_LIST(mp)), MPL_NEXT, "++++ Mp list +++"); @@ -2013,7 +2046,7 @@ xfs_qm_init_quotainos( 0, 0, &uip, 0))) return XFS_ERROR(error); } - if (XFS_IS_GQUOTA_ON(mp) && + if (XFS_IS_OQUOTA_ON(mp) && mp->m_sb.sb_gquotino != NULLFSINO) { ASSERT(mp->m_sb.sb_gquotino > 0); if ((error = xfs_iget(mp, NULL, mp->m_sb.sb_gquotino, @@ -2043,10 +2076,12 @@ xfs_qm_init_quotainos( flags &= ~XFS_QMOPT_SBVERSION; } - if (XFS_IS_GQUOTA_ON(mp) && gip == NULL) { - if ((error = xfs_qm_qino_alloc(mp, &gip, - sbflags | XFS_SB_GQUOTINO, - flags | XFS_QMOPT_GQUOTA))) { + if (XFS_IS_OQUOTA_ON(mp) && gip == NULL) { + flags |= (XFS_IS_GQUOTA_ON(mp) ? + XFS_QMOPT_GQUOTA : XFS_QMOPT_PQUOTA); + error = xfs_qm_qino_alloc(mp, &gip, + sbflags | XFS_SB_GQUOTINO, flags); + if (error) { if (uip) VN_RELE(XFS_ITOV(uip)); @@ -2452,6 +2487,7 @@ xfs_qm_vop_dqalloc( xfs_inode_t *ip, uid_t uid, gid_t gid, + prid_t prid, uint flags, xfs_dquot_t **O_udqpp, xfs_dquot_t **O_gdqpp) @@ -2483,8 +2519,7 @@ xfs_qm_vop_dqalloc( } uq = gq = NULL; - if ((flags & XFS_QMOPT_UQUOTA) && - XFS_IS_UQUOTA_ON(mp)) { + if ((flags & XFS_QMOPT_UQUOTA) && XFS_IS_UQUOTA_ON(mp)) { if (ip->i_d.di_uid != uid) { /* * What we need is the dquot that has this uid, and @@ -2522,8 +2557,7 @@ xfs_qm_vop_dqalloc( xfs_dqunlock(uq); } } - if ((flags & XFS_QMOPT_GQUOTA) && - XFS_IS_GQUOTA_ON(mp)) { + if ((flags & XFS_QMOPT_GQUOTA) && XFS_IS_GQUOTA_ON(mp)) { if (ip->i_d.di_gid != gid) { xfs_iunlock(ip, lockflags); if ((error = xfs_qm_dqget(mp, NULL, (xfs_dqid_t)gid, @@ -2546,6 +2580,29 @@ xfs_qm_vop_dqalloc( XFS_DQHOLD(gq); xfs_dqunlock(gq); } + } else if ((flags & XFS_QMOPT_PQUOTA) && XFS_IS_PQUOTA_ON(mp)) { + if (ip->i_d.di_projid != prid) { + xfs_iunlock(ip, lockflags); + if ((error = xfs_qm_dqget(mp, NULL, (xfs_dqid_t)prid, + XFS_DQ_PROJ, + XFS_QMOPT_DQALLOC | + XFS_QMOPT_DOWARN, + &gq))) { + if (uq) + xfs_qm_dqrele(uq); + ASSERT(error != ENOENT); + return (error); + } + xfs_dqunlock(gq); + lockflags = XFS_ILOCK_SHARED; + xfs_ilock(ip, lockflags); + } else { + ASSERT(ip->i_gdquot); + gq = ip->i_gdquot; + xfs_dqlock(gq); + XFS_DQHOLD(gq); + xfs_dqunlock(gq); + } } if (uq) xfs_dqtrace_entry_ino(uq, "DQALLOC", ip); @@ -2574,6 +2631,9 @@ xfs_qm_vop_chown( xfs_dquot_t *newdq) { xfs_dquot_t *prevdq; + uint bfield = XFS_IS_REALTIME_INODE(ip) ? + XFS_TRANS_DQ_RTBCOUNT : XFS_TRANS_DQ_BCOUNT; + ASSERT(XFS_ISLOCKED_INODE_EXCL(ip)); ASSERT(XFS_IS_QUOTA_RUNNING(ip->i_mount)); @@ -2582,20 +2642,12 @@ xfs_qm_vop_chown( ASSERT(prevdq); ASSERT(prevdq != newdq); - xfs_trans_mod_dquot(tp, prevdq, - XFS_TRANS_DQ_BCOUNT, - -(ip->i_d.di_nblocks)); - xfs_trans_mod_dquot(tp, prevdq, - XFS_TRANS_DQ_ICOUNT, - -1); + xfs_trans_mod_dquot(tp, prevdq, bfield, -(ip->i_d.di_nblocks)); + xfs_trans_mod_dquot(tp, prevdq, XFS_TRANS_DQ_ICOUNT, -1); /* the sparkling new dquot */ - xfs_trans_mod_dquot(tp, newdq, - XFS_TRANS_DQ_BCOUNT, - ip->i_d.di_nblocks); - xfs_trans_mod_dquot(tp, newdq, - XFS_TRANS_DQ_ICOUNT, - 1); + xfs_trans_mod_dquot(tp, newdq, bfield, ip->i_d.di_nblocks); + xfs_trans_mod_dquot(tp, newdq, XFS_TRANS_DQ_ICOUNT, 1); /* * Take an extra reference, because the inode @@ -2611,7 +2663,7 @@ xfs_qm_vop_chown( } /* - * Quota reservations for setattr(AT_UID|AT_GID). + * Quota reservations for setattr(AT_UID|AT_GID|AT_PROJID). */ int xfs_qm_vop_chown_reserve( @@ -2623,7 +2675,7 @@ xfs_qm_vop_chown_reserve( { int error; xfs_mount_t *mp; - uint delblks; + uint delblks, blkflags; xfs_dquot_t *unresudq, *unresgdq, *delblksudq, *delblksgdq; ASSERT(XFS_ISLOCKED_INODE(ip)); @@ -2632,6 +2684,8 @@ xfs_qm_vop_chown_reserve( delblks = ip->i_delayed_blks; delblksudq = delblksgdq = unresudq = unresgdq = NULL; + blkflags = XFS_IS_REALTIME_INODE(ip) ? + XFS_QMOPT_RES_RTBLKS : XFS_QMOPT_RES_REGBLKS; if (XFS_IS_UQUOTA_ON(mp) && udqp && ip->i_d.di_uid != (uid_t)INT_GET(udqp->q_core.d_id, ARCH_CONVERT)) { @@ -2646,18 +2700,22 @@ xfs_qm_vop_chown_reserve( unresudq = ip->i_udquot; } } - if (XFS_IS_GQUOTA_ON(ip->i_mount) && gdqp && - ip->i_d.di_gid != INT_GET(gdqp->q_core.d_id, ARCH_CONVERT)) { - delblksgdq = gdqp; - if (delblks) { - ASSERT(ip->i_gdquot); - unresgdq = ip->i_gdquot; + if (XFS_IS_OQUOTA_ON(ip->i_mount) && gdqp) { + if ((XFS_IS_GQUOTA_ON(ip->i_mount) && ip->i_d.di_gid != + INT_GET(gdqp->q_core.d_id, ARCH_CONVERT)) || + (XFS_IS_PQUOTA_ON(ip->i_mount) && ip->i_d.di_projid != + INT_GET(gdqp->q_core.d_id, ARCH_CONVERT))) { + delblksgdq = gdqp; + if (delblks) { + ASSERT(ip->i_gdquot); + unresgdq = ip->i_gdquot; + } } } if ((error = xfs_trans_reserve_quota_bydquots(tp, ip->i_mount, delblksudq, delblksgdq, ip->i_d.di_nblocks, 1, - flags | XFS_QMOPT_RES_REGBLKS))) + flags | blkflags))) return (error); /* @@ -2674,11 +2732,11 @@ xfs_qm_vop_chown_reserve( ASSERT(unresudq || unresgdq); if ((error = xfs_trans_reserve_quota_bydquots(NULL, ip->i_mount, delblksudq, delblksgdq, (xfs_qcnt_t)delblks, 0, - flags | XFS_QMOPT_RES_REGBLKS))) + flags | blkflags))) return (error); xfs_trans_reserve_quota_bydquots(NULL, ip->i_mount, unresudq, unresgdq, -((xfs_qcnt_t)delblks), 0, - XFS_QMOPT_RES_REGBLKS); + blkflags); } return (0); @@ -2751,7 +2809,7 @@ xfs_qm_vop_dqattach_and_dqmod_newinode( } /* ------------- list stuff -----------------*/ -void +STATIC void xfs_qm_freelist_init(xfs_frlist_t *ql) { ql->qh_next = ql->qh_prev = (xfs_dquot_t *) ql; @@ -2760,7 +2818,7 @@ xfs_qm_freelist_init(xfs_frlist_t *ql) ql->qh_nelems = 0; } -void +STATIC void xfs_qm_freelist_destroy(xfs_frlist_t *ql) { xfs_dquot_t *dqp, *nextdqp; @@ -2786,7 +2844,7 @@ xfs_qm_freelist_destroy(xfs_frlist_t *ql) ASSERT(ql->qh_nelems == 0); } -void +STATIC void xfs_qm_freelist_insert(xfs_frlist_t *ql, xfs_dquot_t *dq) { dq->dq_flnext = ql->qh_next; @@ -2816,7 +2874,7 @@ xfs_qm_freelist_append(xfs_frlist_t *ql, xfs_dquot_t *dq) xfs_qm_freelist_insert((xfs_frlist_t *)ql->qh_prev, dq); } -int +STATIC int xfs_qm_dqhashlock_nowait( xfs_dquot_t *dqp) { @@ -2836,7 +2894,7 @@ xfs_qm_freelist_lock_nowait( return (locked); } -int +STATIC int xfs_qm_mplist_nowait( xfs_mount_t *mp) { |