From 4cd4a034a3ef020d9de48fe0a3f5f976e5134669 Mon Sep 17 00:00:00 2001 From: Tim Shimmin Date: Mon, 5 Sep 2005 08:24:10 +1000 Subject: [XFS] Need to be able to reset sb_qflags if not mounting with quotas having previously mounted with quotas. SGI-PV: 940491 SGI-Modid: xfs-linux:xfs-kern:23388a Signed-off-by: Tim Shimmin Signed-off-by: Nathan Scott --- fs/xfs/quota/xfs_dquot.h | 16 +--------- fs/xfs/quota/xfs_qm.c | 14 ++------- fs/xfs/quota/xfs_qm.h | 2 -- fs/xfs/quota/xfs_qm_bhv.c | 44 +------------------------- fs/xfs/xfs_qmops.c | 78 +++++++++++++++++++++++++++++++++++++++++++++-- fs/xfs/xfs_quota.h | 17 ++++++++++- 6 files changed, 95 insertions(+), 76 deletions(-) diff --git a/fs/xfs/quota/xfs_dquot.h b/fs/xfs/quota/xfs_dquot.h index 39175103c8e0..8ebc87176c78 100644 --- a/fs/xfs/quota/xfs_dquot.h +++ b/fs/xfs/quota/xfs_dquot.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2000-2002 Silicon Graphics, Inc. All Rights Reserved. + * Copyright (c) 2000-2005 Silicon Graphics, Inc. All Rights Reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms of version 2 of the GNU General Public License as @@ -113,20 +113,6 @@ typedef struct xfs_dquot { #define XFS_DQHOLD(dqp) ((dqp)->q_nrefs++) -/* - * Quota Accounting/Enforcement flags - */ -#define XFS_ALL_QUOTA_ACCT \ - (XFS_UQUOTA_ACCT | XFS_GQUOTA_ACCT | XFS_PQUOTA_ACCT) -#define XFS_ALL_QUOTA_ENFD (XFS_UQUOTA_ENFD | XFS_OQUOTA_ENFD) -#define XFS_ALL_QUOTA_CHKD (XFS_UQUOTA_CHKD | XFS_OQUOTA_CHKD) - -#define XFS_IS_QUOTA_RUNNING(mp) ((mp)->m_qflags & XFS_ALL_QUOTA_ACCT) -#define XFS_IS_QUOTA_ENFORCED(mp) ((mp)->m_qflags & XFS_ALL_QUOTA_ENFD) -#define XFS_IS_UQUOTA_RUNNING(mp) ((mp)->m_qflags & XFS_UQUOTA_ACCT) -#define XFS_IS_PQUOTA_RUNNING(mp) ((mp)->m_qflags & XFS_PQUOTA_ACCT) -#define XFS_IS_GQUOTA_RUNNING(mp) ((mp)->m_qflags & XFS_GQUOTA_ACCT) - #ifdef DEBUG static inline int XFS_DQ_IS_LOCKED(xfs_dquot_t *dqp) diff --git a/fs/xfs/quota/xfs_qm.c b/fs/xfs/quota/xfs_qm.c index 4badf38df5e9..efde16e0a913 100644 --- a/fs/xfs/quota/xfs_qm.c +++ b/fs/xfs/quota/xfs_qm.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2000-2004 Silicon Graphics, Inc. All Rights Reserved. + * Copyright (c) 2000-2005 Silicon Graphics, Inc. All Rights Reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms of version 2 of the GNU General Public License as @@ -365,16 +365,6 @@ xfs_qm_mount_quotas( int error = 0; uint sbf; - /* - * If a file system had quotas running earlier, but decided to - * 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_ALL_QUOTA_ACCT)) { - mp->m_qflags = 0; - goto write_changes; - } /* * If quotas on realtime volumes is not supported, we disable @@ -2002,7 +1992,7 @@ xfs_qm_quotacheck( ASSERT(mp->m_quotainfo != NULL); ASSERT(xfs_Gqm != NULL); xfs_qm_destroy_quotainfo(mp); - xfs_mount_reset_sbqflags(mp); + (void)xfs_mount_reset_sbqflags(mp); } else { cmn_err(CE_NOTE, "XFS quotacheck %s: Done.", mp->m_fsname); } diff --git a/fs/xfs/quota/xfs_qm.h b/fs/xfs/quota/xfs_qm.h index b03eecf3b6cb..0b00b3c67015 100644 --- a/fs/xfs/quota/xfs_qm.h +++ b/fs/xfs/quota/xfs_qm.h @@ -184,8 +184,6 @@ typedef struct xfs_dquot_acct { #define XFS_QM_HOLD(xqm) ((xqm)->qm_nrefs++) #define XFS_QM_RELE(xqm) ((xqm)->qm_nrefs--) -extern void xfs_mount_reset_sbqflags(xfs_mount_t *); - extern void xfs_qm_destroy_quotainfo(xfs_mount_t *); extern int xfs_qm_mount_quotas(xfs_mount_t *, int); extern void xfs_qm_mount_quotainit(xfs_mount_t *, uint); diff --git a/fs/xfs/quota/xfs_qm_bhv.c b/fs/xfs/quota/xfs_qm_bhv.c index dc3c37a1e158..8890a18a99d8 100644 --- a/fs/xfs/quota/xfs_qm_bhv.c +++ b/fs/xfs/quota/xfs_qm_bhv.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2000-2004 Silicon Graphics, Inc. All Rights Reserved. + * Copyright (c) 2000-2005 Silicon Graphics, Inc. All Rights Reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms of version 2 of the GNU General Public License as @@ -229,48 +229,6 @@ xfs_qm_syncall( return error; } -/* - * Clear the quotaflags in memory and in the superblock. - */ -void -xfs_mount_reset_sbqflags( - xfs_mount_t *mp) -{ - xfs_trans_t *tp; - unsigned long s; - - mp->m_qflags = 0; - /* - * It is OK to look at sb_qflags here in mount path, - * without SB_LOCK. - */ - if (mp->m_sb.sb_qflags == 0) - return; - s = XFS_SB_LOCK(mp); - mp->m_sb.sb_qflags = 0; - XFS_SB_UNLOCK(mp, s); - - /* - * if the fs is readonly, let the incore superblock run - * with quotas off but don't flush the update out to disk - */ - if (XFS_MTOVFS(mp)->vfs_flag & VFS_RDONLY) - return; -#ifdef QUOTADEBUG - xfs_fs_cmn_err(CE_NOTE, mp, "Writing superblock quota changes"); -#endif - tp = xfs_trans_alloc(mp, XFS_TRANS_QM_SBCHANGE); - if (xfs_trans_reserve(tp, 0, mp->m_sb.sb_sectsize + 128, 0, 0, - XFS_DEFAULT_LOG_COUNT)) { - xfs_trans_cancel(tp, 0); - xfs_fs_cmn_err(CE_ALERT, mp, - "xfs_mount_reset_sbqflags: Superblock update failed!"); - return; - } - xfs_mod_sb(tp, XFS_SB_QFLAGS); - xfs_trans_commit(tp, 0, NULL); -} - STATIC int xfs_qm_newmount( xfs_mount_t *mp, diff --git a/fs/xfs/xfs_qmops.c b/fs/xfs/xfs_qmops.c index 4f40c92863d5..a6cd6324e946 100644 --- a/fs/xfs/xfs_qmops.c +++ b/fs/xfs/xfs_qmops.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2000-2003 Silicon Graphics, Inc. All Rights Reserved. + * Copyright (c) 2000-2005 Silicon Graphics, Inc. All Rights Reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms of version 2 of the GNU General Public License as @@ -42,7 +42,8 @@ #include "xfs_dir2.h" #include "xfs_dmapi.h" #include "xfs_mount.h" - +#include "xfs_quota.h" +#include "xfs_error.h" STATIC struct xfs_dquot * xfs_dqvopchown_default( @@ -54,8 +55,79 @@ xfs_dqvopchown_default( return NULL; } +/* + * Clear the quotaflags in memory and in the superblock. + */ +int +xfs_mount_reset_sbqflags(xfs_mount_t *mp) +{ + int error; + xfs_trans_t *tp; + unsigned long s; + + mp->m_qflags = 0; + /* + * It is OK to look at sb_qflags here in mount path, + * without SB_LOCK. + */ + if (mp->m_sb.sb_qflags == 0) + return 0; + s = XFS_SB_LOCK(mp); + mp->m_sb.sb_qflags = 0; + XFS_SB_UNLOCK(mp, s); + + /* + * if the fs is readonly, let the incore superblock run + * with quotas off but don't flush the update out to disk + */ + if (XFS_MTOVFS(mp)->vfs_flag & VFS_RDONLY) + return 0; +#ifdef QUOTADEBUG + xfs_fs_cmn_err(CE_NOTE, mp, "Writing superblock quota changes"); +#endif + tp = xfs_trans_alloc(mp, XFS_TRANS_QM_SBCHANGE); + if ((error = xfs_trans_reserve(tp, 0, mp->m_sb.sb_sectsize + 128, 0, 0, + XFS_DEFAULT_LOG_COUNT))) { + xfs_trans_cancel(tp, 0); + xfs_fs_cmn_err(CE_ALERT, mp, + "xfs_mount_reset_sbqflags: Superblock update failed!"); + return error; + } + xfs_mod_sb(tp, XFS_SB_QFLAGS); + error = xfs_trans_commit(tp, 0, NULL); + return error; +} + +STATIC int +xfs_noquota_init( + xfs_mount_t *mp, + uint *needquotamount, + uint *quotaflags) +{ + int error = 0; + + *quotaflags = 0; + *needquotamount = B_FALSE; + + ASSERT(!XFS_IS_QUOTA_ON(mp)); + + /* + * If a file system had quotas running earlier, but decided to + * mount without -o uquota/pquota/gquota options, revoke the + * quotachecked license. + */ + if (mp->m_sb.sb_qflags & XFS_ALL_QUOTA_ACCT) { + cmn_err(CE_NOTE, + "XFS resetting qflags for filesystem %s", + mp->m_fsname); + + error = xfs_mount_reset_sbqflags(mp); + } + return error; +} + xfs_qmops_t xfs_qmcore_stub = { - .xfs_qminit = (xfs_qminit_t) fs_noerr, + .xfs_qminit = (xfs_qminit_t) xfs_noquota_init, .xfs_qmdone = (xfs_qmdone_t) fs_noerr, .xfs_qmmount = (xfs_qmmount_t) fs_noerr, .xfs_qmunmount = (xfs_qmunmount_t) fs_noerr, diff --git a/fs/xfs/xfs_quota.h b/fs/xfs/xfs_quota.h index 7134576ae7fa..32cb79752d5d 100644 --- a/fs/xfs/xfs_quota.h +++ b/fs/xfs/xfs_quota.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2000-2003 Silicon Graphics, Inc. All Rights Reserved. + * Copyright (c) 2000-2005 Silicon Graphics, Inc. All Rights Reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms of version 2 of the GNU General Public License as @@ -159,6 +159,20 @@ typedef struct xfs_qoff_logformat { #define XFS_OQUOTA_CHKD 0x0020 /* quotacheck run on other (grp/prj) quotas */ #define XFS_GQUOTA_ACCT 0x0040 /* group quota accounting ON */ +/* + * Quota Accounting/Enforcement flags + */ +#define XFS_ALL_QUOTA_ACCT \ + (XFS_UQUOTA_ACCT | XFS_GQUOTA_ACCT | XFS_PQUOTA_ACCT) +#define XFS_ALL_QUOTA_ENFD (XFS_UQUOTA_ENFD | XFS_OQUOTA_ENFD) +#define XFS_ALL_QUOTA_CHKD (XFS_UQUOTA_CHKD | XFS_OQUOTA_CHKD) + +#define XFS_IS_QUOTA_RUNNING(mp) ((mp)->m_qflags & XFS_ALL_QUOTA_ACCT) +#define XFS_IS_QUOTA_ENFORCED(mp) ((mp)->m_qflags & XFS_ALL_QUOTA_ENFD) +#define XFS_IS_UQUOTA_RUNNING(mp) ((mp)->m_qflags & XFS_UQUOTA_ACCT) +#define XFS_IS_PQUOTA_RUNNING(mp) ((mp)->m_qflags & XFS_PQUOTA_ACCT) +#define XFS_IS_GQUOTA_RUNNING(mp) ((mp)->m_qflags & XFS_GQUOTA_ACCT) + /* * Incore only flags for quotaoff - these bits get cleared when quota(s) * are in the process of getting turned off. These flags are in m_qflags but @@ -362,6 +376,7 @@ typedef struct xfs_dqtrxops { f | XFS_QMOPT_RES_REGBLKS) extern int xfs_qm_dqcheck(xfs_disk_dquot_t *, xfs_dqid_t, uint, uint, char *); +extern int xfs_mount_reset_sbqflags(struct xfs_mount *); extern struct bhv_vfsops xfs_qmops; -- cgit v1.2.3