From patchwork Thu May 21 02:35:17 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eric Sandeen X-Patchwork-Id: 11562107 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 801AD17C7 for ; Thu, 21 May 2020 02:35:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 73ECA20709 for ; Thu, 21 May 2020 02:35:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726943AbgEUCfu (ORCPT ); Wed, 20 May 2020 22:35:50 -0400 Received: from sandeen.net ([63.231.237.45]:41452 "EHLO sandeen.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726833AbgEUCft (ORCPT ); Wed, 20 May 2020 22:35:49 -0400 Received: by sandeen.net (Postfix, from userid 500) id 3E9631F1E; Wed, 20 May 2020 21:35:20 -0500 (CDT) From: Eric Sandeen To: linux-xfs@vger.kernel.org Subject: [PATCH 6/7] xfs: per-type quota timers and warn limits Date: Wed, 20 May 2020 21:35:17 -0500 Message-Id: <1590028518-6043-7-git-send-email-sandeen@redhat.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1590028518-6043-1-git-send-email-sandeen@redhat.com> References: <1590028518-6043-1-git-send-email-sandeen@redhat.com> Sender: linux-xfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-xfs@vger.kernel.org Move timers and warnings out of xfs_quotainfo and into xfs_def_quota so that we can utilize them on a per-type basis, rather than enforcing them based on the values found in the first enabled quota type. Signed-off-by: Eric Sandeen [zlang: new way to get defquota in xfs_qm_init_timelimits] [zlang: remove redundant defq assign] Signed-off-by: Zorro Lang Signed-off-by: Eric Sandeen Reviewed-by: Christoph Hellwig Reviewed-by: Darrick J. Wong --- fs/xfs/xfs_dquot.c | 10 +++++++--- fs/xfs/xfs_qm.c | 46 +++++++++++++++++++++------------------------- fs/xfs/xfs_qm.h | 13 +++++++------ fs/xfs/xfs_qm_syscalls.c | 12 ++++++------ fs/xfs/xfs_quotaops.c | 22 +++++++++++----------- fs/xfs/xfs_trans_dquot.c | 6 +++--- 6 files changed, 55 insertions(+), 54 deletions(-) diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c index 6196f7c..d5b7f03 100644 --- a/fs/xfs/xfs_dquot.c +++ b/fs/xfs/xfs_dquot.c @@ -116,8 +116,12 @@ struct xfs_mount *mp, struct xfs_dquot *dq) { + struct xfs_quotainfo *qi = mp->m_quotainfo; struct xfs_disk_dquot *d = &dq->q_core; + struct xfs_def_quota *defq; + ASSERT(d->d_id); + defq = xfs_get_defquota(qi, xfs_dquot_type(dq)); #ifdef DEBUG if (d->d_blk_hardlimit) @@ -139,7 +143,7 @@ (be64_to_cpu(d->d_bcount) > be64_to_cpu(d->d_blk_hardlimit)))) { d->d_btimer = cpu_to_be32(ktime_get_real_seconds() + - mp->m_quotainfo->qi_btimelimit); + defq->btimelimit); } else { d->d_bwarns = 0; } @@ -162,7 +166,7 @@ (be64_to_cpu(d->d_icount) > be64_to_cpu(d->d_ino_hardlimit)))) { d->d_itimer = cpu_to_be32(ktime_get_real_seconds() + - mp->m_quotainfo->qi_itimelimit); + defq->itimelimit); } else { d->d_iwarns = 0; } @@ -185,7 +189,7 @@ (be64_to_cpu(d->d_rtbcount) > be64_to_cpu(d->d_rtb_hardlimit)))) { d->d_rtbtimer = cpu_to_be32(ktime_get_real_seconds() + - mp->m_quotainfo->qi_rtbtimelimit); + defq->rtbtimelimit); } else { d->d_rtbwarns = 0; } diff --git a/fs/xfs/xfs_qm.c b/fs/xfs/xfs_qm.c index ac0b5e7f..d6cd833 100644 --- a/fs/xfs/xfs_qm.c +++ b/fs/xfs/xfs_qm.c @@ -577,19 +577,22 @@ struct xfs_qm_isolate { static void xfs_qm_init_timelimits( struct xfs_mount *mp, - struct xfs_quotainfo *qinf) + uint type) { + struct xfs_quotainfo *qinf = mp->m_quotainfo; + struct xfs_def_quota *defq; struct xfs_disk_dquot *ddqp; struct xfs_dquot *dqp; - uint type; int error; - qinf->qi_btimelimit = XFS_QM_BTIMELIMIT; - qinf->qi_itimelimit = XFS_QM_ITIMELIMIT; - qinf->qi_rtbtimelimit = XFS_QM_RTBTIMELIMIT; - qinf->qi_bwarnlimit = XFS_QM_BWARNLIMIT; - qinf->qi_iwarnlimit = XFS_QM_IWARNLIMIT; - qinf->qi_rtbwarnlimit = XFS_QM_RTBWARNLIMIT; + defq = xfs_get_defquota(qinf, type); + + defq->btimelimit = XFS_QM_BTIMELIMIT; + defq->itimelimit = XFS_QM_ITIMELIMIT; + defq->rtbtimelimit = XFS_QM_RTBTIMELIMIT; + defq->bwarnlimit = XFS_QM_BWARNLIMIT; + defq->iwarnlimit = XFS_QM_IWARNLIMIT; + defq->rtbwarnlimit = XFS_QM_RTBWARNLIMIT; /* * We try to get the limits from the superuser's limits fields. @@ -597,39 +600,30 @@ struct xfs_qm_isolate { * * Since we may not have done a quotacheck by this point, just read * the dquot without attaching it to any hashtables or lists. - * - * Timers and warnings are globally set by the first timer found in - * user/group/proj quota types, otherwise a default value is used. - * This should be split into different fields per quota type. */ - if (XFS_IS_UQUOTA_RUNNING(mp)) - type = XFS_DQ_USER; - else if (XFS_IS_GQUOTA_RUNNING(mp)) - type = XFS_DQ_GROUP; - else - type = XFS_DQ_PROJ; error = xfs_qm_dqget_uncached(mp, 0, type, &dqp); if (error) return; ddqp = &dqp->q_core; + /* * The warnings and timers set the grace period given to * a user or group before he or she can not perform any * more writing. If it is zero, a default is used. */ if (ddqp->d_btimer) - qinf->qi_btimelimit = be32_to_cpu(ddqp->d_btimer); + defq->btimelimit = be32_to_cpu(ddqp->d_btimer); if (ddqp->d_itimer) - qinf->qi_itimelimit = be32_to_cpu(ddqp->d_itimer); + defq->itimelimit = be32_to_cpu(ddqp->d_itimer); if (ddqp->d_rtbtimer) - qinf->qi_rtbtimelimit = be32_to_cpu(ddqp->d_rtbtimer); + defq->rtbtimelimit = be32_to_cpu(ddqp->d_rtbtimer); if (ddqp->d_bwarns) - qinf->qi_bwarnlimit = be16_to_cpu(ddqp->d_bwarns); + defq->bwarnlimit = be16_to_cpu(ddqp->d_bwarns); if (ddqp->d_iwarns) - qinf->qi_iwarnlimit = be16_to_cpu(ddqp->d_iwarns); + defq->iwarnlimit = be16_to_cpu(ddqp->d_iwarns); if (ddqp->d_rtbwarns) - qinf->qi_rtbwarnlimit = be16_to_cpu(ddqp->d_rtbwarns); + defq->rtbwarnlimit = be16_to_cpu(ddqp->d_rtbwarns); xfs_qm_dqdestroy(dqp); } @@ -675,7 +669,9 @@ struct xfs_qm_isolate { mp->m_qflags |= (mp->m_sb.sb_qflags & XFS_ALL_QUOTA_CHKD); - xfs_qm_init_timelimits(mp, qinf); + xfs_qm_init_timelimits(mp, XFS_DQ_USER); + xfs_qm_init_timelimits(mp, XFS_DQ_GROUP); + xfs_qm_init_timelimits(mp, XFS_DQ_PROJ); if (XFS_IS_UQUOTA_RUNNING(mp)) xfs_qm_set_defquota(mp, XFS_DQ_USER, qinf); diff --git a/fs/xfs/xfs_qm.h b/fs/xfs/xfs_qm.h index 06df406..c2d1417 100644 --- a/fs/xfs/xfs_qm.h +++ b/fs/xfs/xfs_qm.h @@ -41,7 +41,14 @@ */ #define XFS_DQUOT_CLUSTER_SIZE_FSB (xfs_filblks_t)1 +/* Defaults for each quota type: time limits, warn limits, usage limits */ struct xfs_def_quota { + time64_t btimelimit; /* limit for blks timer */ + time64_t itimelimit; /* limit for inodes timer */ + time64_t rtbtimelimit; /* limit for rt blks timer */ + xfs_qwarncnt_t bwarnlimit; /* limit for blks warnings */ + xfs_qwarncnt_t iwarnlimit; /* limit for inodes warnings */ + xfs_qwarncnt_t rtbwarnlimit; /* limit for rt blks warnings */ xfs_qcnt_t bhardlimit; /* default data blk hard limit */ xfs_qcnt_t bsoftlimit; /* default data blk soft limit */ xfs_qcnt_t ihardlimit; /* default inode count hard limit */ @@ -64,12 +71,6 @@ struct xfs_quotainfo { struct xfs_inode *qi_pquotaip; /* project quota inode */ struct list_lru qi_lru; int qi_dquots; - time64_t qi_btimelimit; /* limit for blks timer */ - time64_t qi_itimelimit; /* limit for inodes timer */ - time64_t qi_rtbtimelimit;/* limit for rt blks timer */ - xfs_qwarncnt_t qi_bwarnlimit; /* limit for blks warnings */ - xfs_qwarncnt_t qi_iwarnlimit; /* limit for inodes warnings */ - xfs_qwarncnt_t qi_rtbwarnlimit;/* limit for rt blks warnings */ struct mutex qi_quotaofflock;/* to serialize quotaoff */ xfs_filblks_t qi_dqchunklen; /* # BBs in a chunk of dqs */ uint qi_dqperchunk; /* # ondisk dq in above chunk */ diff --git a/fs/xfs/xfs_qm_syscalls.c b/fs/xfs/xfs_qm_syscalls.c index 6fa08ae..9b69ce1 100644 --- a/fs/xfs/xfs_qm_syscalls.c +++ b/fs/xfs/xfs_qm_syscalls.c @@ -563,23 +563,23 @@ * for warnings. */ if (newlim->d_fieldmask & QC_SPC_TIMER) { - q->qi_btimelimit = newlim->d_spc_timer; + defq->btimelimit = newlim->d_spc_timer; ddq->d_btimer = cpu_to_be32(newlim->d_spc_timer); } if (newlim->d_fieldmask & QC_INO_TIMER) { - q->qi_itimelimit = newlim->d_ino_timer; + defq->itimelimit = newlim->d_ino_timer; ddq->d_itimer = cpu_to_be32(newlim->d_ino_timer); } if (newlim->d_fieldmask & QC_RT_SPC_TIMER) { - q->qi_rtbtimelimit = newlim->d_rt_spc_timer; + defq->rtbtimelimit = newlim->d_rt_spc_timer; ddq->d_rtbtimer = cpu_to_be32(newlim->d_rt_spc_timer); } if (newlim->d_fieldmask & QC_SPC_WARNS) - q->qi_bwarnlimit = newlim->d_spc_warns; + defq->bwarnlimit = newlim->d_spc_warns; if (newlim->d_fieldmask & QC_INO_WARNS) - q->qi_iwarnlimit = newlim->d_ino_warns; + defq->iwarnlimit = newlim->d_ino_warns; if (newlim->d_fieldmask & QC_RT_SPC_WARNS) - q->qi_rtbwarnlimit = newlim->d_rt_spc_warns; + defq->rtbwarnlimit = newlim->d_rt_spc_warns; } else { /* * If the user is now over quota, start the timelimit. diff --git a/fs/xfs/xfs_quotaops.c b/fs/xfs/xfs_quotaops.c index 411eeef..bf809b7 100644 --- a/fs/xfs/xfs_quotaops.c +++ b/fs/xfs/xfs_quotaops.c @@ -21,9 +21,9 @@ struct qc_type_state *tstate, struct xfs_mount *mp, struct xfs_inode *ip, - xfs_ino_t ino) + xfs_ino_t ino, + struct xfs_def_quota *defq) { - struct xfs_quotainfo *q = mp->m_quotainfo; bool tempqip = false; tstate->ino = ino; @@ -37,12 +37,12 @@ tstate->flags |= QCI_SYSFILE; tstate->blocks = ip->i_d.di_nblocks; tstate->nextents = ip->i_df.if_nextents; - tstate->spc_timelimit = (u32)q->qi_btimelimit; - tstate->ino_timelimit = (u32)q->qi_itimelimit; - tstate->rt_spc_timelimit = (u32)q->qi_rtbtimelimit; - tstate->spc_warnlimit = q->qi_bwarnlimit; - tstate->ino_warnlimit = q->qi_iwarnlimit; - tstate->rt_spc_warnlimit = q->qi_rtbwarnlimit; + tstate->spc_timelimit = (u32)defq->btimelimit; + tstate->ino_timelimit = (u32)defq->itimelimit; + tstate->rt_spc_timelimit = (u32)defq->rtbtimelimit; + tstate->spc_warnlimit = defq->bwarnlimit; + tstate->ino_warnlimit = defq->iwarnlimit; + tstate->rt_spc_warnlimit = defq->rtbwarnlimit; if (tempqip) xfs_irele(ip); } @@ -77,11 +77,11 @@ 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); + mp->m_sb.sb_uquotino, &q->qi_usr_default); xfs_qm_fill_state(&state->s_state[GRPQUOTA], mp, q->qi_gquotaip, - mp->m_sb.sb_gquotino); + mp->m_sb.sb_gquotino, &q->qi_grp_default); xfs_qm_fill_state(&state->s_state[PRJQUOTA], mp, q->qi_pquotaip, - mp->m_sb.sb_pquotino); + mp->m_sb.sb_pquotino, &q->qi_prj_default); return 0; } diff --git a/fs/xfs/xfs_trans_dquot.c b/fs/xfs/xfs_trans_dquot.c index edde366..c0f73b8 100644 --- a/fs/xfs/xfs_trans_dquot.c +++ b/fs/xfs/xfs_trans_dquot.c @@ -602,7 +602,7 @@ softlimit = defq->bsoftlimit; timer = be32_to_cpu(dqp->q_core.d_btimer); warns = be16_to_cpu(dqp->q_core.d_bwarns); - warnlimit = dqp->q_mount->m_quotainfo->qi_bwarnlimit; + warnlimit = defq->bwarnlimit; resbcountp = &dqp->q_res_bcount; } else { ASSERT(flags & XFS_TRANS_DQ_RES_RTBLKS); @@ -614,7 +614,7 @@ softlimit = defq->rtbsoftlimit; timer = be32_to_cpu(dqp->q_core.d_rtbtimer); warns = be16_to_cpu(dqp->q_core.d_rtbwarns); - warnlimit = dqp->q_mount->m_quotainfo->qi_rtbwarnlimit; + warnlimit = defq->rtbwarnlimit; resbcountp = &dqp->q_res_rtbcount; } @@ -650,7 +650,7 @@ total_count = be64_to_cpu(dqp->q_core.d_icount) + ninos; timer = be32_to_cpu(dqp->q_core.d_itimer); warns = be16_to_cpu(dqp->q_core.d_iwarns); - warnlimit = dqp->q_mount->m_quotainfo->qi_iwarnlimit; + warnlimit = defq->iwarnlimit; hardlimit = be64_to_cpu(dqp->q_core.d_ino_hardlimit); if (!hardlimit) hardlimit = defq->ihardlimit;